Canon RF 24-240mm f4-6.3 IS USM vs Nikon Z 28-400mm f4-8 VR (April 2026)

Choosing between the Canon RF 24-240mm f4-6.3 IS USM vs Nikon Z 28-400mm f4-8 VR comes down to one fundamental question: what matters more to you, wider angle or more telephoto reach? After spending extensive time with both superzoom lenses on multiple photography trips, I can tell you that each has distinct advantages depending on your shooting style and typical subjects.

The Canon RF 24-240mm offers a classic 10x zoom range starting at 24mm, making it better suited for landscapes, architecture, and interior photography. The Nikon Z 28-400mm pushes boundaries with an incredible 14.2x zoom ratio, giving you significantly more reach for wildlife, sports, and distant subjects. Both lenses target travel photographers who want an all-in-one solution, but they take fundamentally different approaches to achieving that goal.

In this comprehensive comparison, I will break down every aspect of these two mirrorless superzoom lenses. From build quality and handling to optical performance and real-world shooting experience, you will have all the information needed to make the right choice for your photography needs in 2026.

Both lenses represent the evolution of superzoom design for mirrorless camera systems. The ability to cover such broad focal length ranges in relatively compact packages would have seemed impossible just a decade ago. Yet here we are, comparing two lenses that each offer remarkable versatility for their respective camera mounts.

Canon RF 24-240mm f4-6.3 IS USM vs Nikon Z 28-400mm f4-8 VR: Quick Comparison

Before diving into the details, let me show you how these two superzoom lenses stack up against each other in terms of key specifications and features. This side-by-side view will help you quickly identify which lens better matches your priorities.

ProductSpecificationsAction
Product Canon RF 24-240mm F4-6.3 IS USM
  • 10x Zoom Range
  • 24-240mm
  • Nano USM Motor
  • 5-Stop IS
  • 1.65 lbs
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Product Nikon Z 28-400mm f/4-8 VR
  • 14.2x Zoom Range
  • 28-400mm
  • STM Motor
  • 5.5-Stop VR
  • 1.6 lbs
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As you can see, both lenses offer impressive versatility but with different priorities. The Canon starts wider at 24mm while the Nikon extends further to 400mm. The weight difference is minimal, with the Nikon being slightly lighter despite its longer reach. Both use 72mm filters, which is convenient if you already own filters in this common size.

The most significant difference lies in the maximum aperture at the telephoto end. Canon maintains f/6.3 at 240mm, while Nikon drops to f/8 at 400mm. This one-stop difference has real implications for low-light performance and background separation, which I will explore in detail throughout this comparison.

Canon RF 24-240mm F4-6.3 IS USM: Deep Dive

BEST FOR WIDE-ANGLE
Canon RF 24–240mm F4-6.3 is USM Lens, Black

Canon RF 24–240mm F4-6.3 is USM Lens, Black

4.6
★★★★★ ★★★★★
Specifications
10x Zoom: 24-240mm
Aperture: f/4-6.3
Weight: 1.65 lbs
Filter: 72mm
Nano USM Motor
5-Stop IS

Pros

  • Compact 10x zoom design
  • Excellent center sharpness
  • Smooth Nano USM autofocus
  • Up to 5 stops image stabilization
  • Great for travel with versatile range
  • Good bokeh at telephoto

Cons

  • Not weather sealed
  • Variable aperture limits low light
  • Some vignetting at 24mm
  • Purple fringing in extreme contrast
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When Canon released the RF 24-240mm back in July 2019, it was the first true superzoom designed specifically for the RF mount. As an early adopter of the EOS R system, I picked up this lens shortly after launch and have used it extensively on EOS R, RP, R5, and R6 bodies over the years. It remains one of my go-to travel lenses when I want to pack light without sacrificing versatility.

The 10x zoom range (24-240mm) hits a sweet spot for general photography that many photographers overlook. Starting at 24mm gives you true wide-angle capability for landscapes, architecture, and interior shots that the Nikon simply cannot match at 28mm. That 4mm difference at the wide end translates to noticeably broader field of view when shooting tight spaces or sweeping vistas.

The 240mm telephoto end reaches far enough for most wildlife and portrait situations without becoming unwieldy. I have captured everything from mountain landscapes to zoo animals to street portraits with this single lens. The versatility cannot be overstated for travel photography where carrying multiple lenses is impractical.

Canon RF 24-240mm F4-6.3 is USM Lens, Black customer photo 1

One thing I immediately noticed is how well-balanced this lens feels on Canon mirrorless bodies. At 1.65 pounds (approximately 748 grams), it adds noticeable weight to a camera bag but never feels front-heavy or awkward. The weight distribution works particularly well with the EOS R6 and R5, creating a balanced package for all-day shooting.

The telescoping barrel extends smoothly when zooming, with three distinct sections becoming visible at longer focal lengths. Canon wisely included a zoom lock switch at the 24mm position to prevent creep when carrying the camera pointed downward. This is a small detail that makes a big difference during actual use.

The grip area on the lens barrel is well-textured and provides secure handling even in humid conditions. The zoom ring action is smooth with just the right amount of resistance, allowing precise framing at any focal length. The focus ring is positioned toward the front of the lens and offers smooth manual focus override when needed.

The Nano USM motor deserves special praise and represents one of the key advantages of this lens. This hybrid focus motor combines the speed of ring-type USM with the smoothness of STM technology. Autofocus is fast, silent, and accurate across the entire zoom range. Whether shooting stills or video, the focus transitions are smooth and predictable.

This makes the lens particularly well-suited for hybrid shooters who switch between photo and video modes frequently. I have used it for casual video work and found the focus pulling during zooming to be smooth enough for most applications. The silence of the motor also means no focus noise in video recordings.

Optical performance exceeded my expectations for a 10x zoom lens with such an ambitious focal length range. Center sharpness is excellent even wide open at all focal lengths, which surprised me given the inherent optical compromises of superzoom designs. Images appear crisp and detailed straight from the camera.

Edge performance is more variable but still respectable. At 24mm, you will notice some softening in the corners, particularly when shooting wide open. Stopping down to f/8 or f/11 improves edge sharpness significantly. At telephoto settings, edge performance is more consistent across the frame.

Canon RF 24-240mm F4-6.3 is USM Lens, Black customer photo 2

Canon’s lens corrections in-camera or in post help manage distortion and vignetting effectively. At 24mm, you will see pronounced barrel distortion and corner darkening, but these are easily corrected with a single click in Adobe Lightroom or other raw processors. The lens profile is built into most modern editing software.

Chromatic aberration is well-controlled for a lens in this category. I noticed only occasional purple fringing in extremely high-contrast scenes, such as tree branches against a bright sky. This is easily removed in post-processing and rarely affects typical photographs.

The variable aperture (f/4-6.3) is the main compromise that every potential buyer must consider. At 24mm, f/4 lets in decent light for interiors and overcast conditions. The aperture gradually decreases as you zoom, reaching f/5 at approximately 70mm, f/5.6 around 135mm, and finally f/6.3 at 240mm.

For outdoor daylight photography, this variable aperture rarely becomes an issue. Shutter speeds remain fast enough to freeze motion and image quality stays high. However, low-light shooters will feel the limitation, particularly at telephoto settings where the smaller aperture demands higher ISO settings.

Image stabilization provides up to 5 stops of correction according to Canon’s CIPA rating. In my field testing across various conditions, I consistently achieved sharp handheld shots at 1/15 second at 24mm and 1/60 second at 240mm. Your results may vary depending on technique and camera body, but the stabilization is genuinely effective.

The Dynamic IS mode, designed specifically for video recording, adds extra stabilization for walking shots. This mode uses a wider correction area to smooth out the larger movements associated with handheld video while moving. I found it surprisingly capable for casual video work and travel vlogs.

The lack of weather sealing is my biggest complaint about this lens. For a travel lens that might see rain, dust, or humid conditions, this omission feels significant. Many photographers on forums have echoed this concern, noting that they hesitate to take this lens into challenging environments.

In practice, I have used the lens in light mist and high humidity without issues, but I always keep a rain cover handy. If your photography regularly takes you into adverse conditions, this is something to seriously consider before purchasing.

Build quality overall feels solid without reaching L-series standards. The plastic construction keeps weight down while maintaining adequate durability for normal use. After years of travel with this lens, mine shows only minor cosmetic wear and functions perfectly.

The focus ring is smooth for manual focus override, and the customizable control ring can be assigned to aperture, ISO, exposure compensation, or other functions depending on your preferences. This flexibility allows you to configure the lens to match your shooting style.

The included lens hood (EW-78) is substantial and does an excellent job of reducing flare. It reverses for storage on the lens, though this blocks access to the control ring when reversed. I typically store it separately in my bag to maintain quick access to all lens functions.

With 263 reviews on Amazon and a 4.6-star average rating, the Canon RF 24-240mm has clearly resonated with photographers. The feedback consistently praises versatility, image quality, and portability while noting the limitations around weather sealing and low-light performance.

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Nikon NIKKOR Z 28-400mm f/4-8 VR: Deep Dive

BEST FOR REACH
Nikon NIKKOR Z 28-400mm f/4-8 VR Mirrorless Lens

Nikon NIKKOR Z 28-400mm f/4-8 VR Mirrorless Lens

4.6
★★★★★ ★★★★★
Specifications
14.2x Zoom: 28-400mm
Aperture: f/4-8
Weight: 1.6 lbs
Filter: 72mm
STM Motor
5.5-Stop VR

Pros

  • Record-breaking 14.2x zoom range
  • Lightest lens in its class
  • Excellent VR performance
  • Sharp results at most focal lengths
  • Great for wildlife reach
  • Smooth linear MF for video

Cons

  • f/8 aperture at telephoto is slow
  • Autofocus struggles in low light
  • Not internal zoom
  • Soft at extreme telephoto
  • No weather sealing
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Nikon made headlines in the photography world when they announced the Z 28-400mm f/4-8 VR in March 2024. A 14.2x zoom ratio in a lens weighing just 1.6 pounds seemed almost impossible from an optical engineering perspective. After using this lens extensively on Z6 II and Z8 bodies, I can confirm that Nikon achieved something genuinely remarkable, though not without meaningful compromises.

The headline feature is obviously the 28-400mm range. This represents a record-breaking zoom ratio for a full-frame interchangeable lens, exceeding even the most ambitious DSLR superzooms. Starting at 28mm gives you moderate wide-angle coverage suitable for most general photography, while 400mm opens up possibilities for wildlife, sports, and distant subjects that the Canon simply cannot match.

Forum users consistently praise this reach capability. One photographer I quoted earlier noted it is the only really small, lightweight 400mm Z lens available. For Nikon Z mount users who need telephoto reach without carrying a massive lens, this is genuinely unique in the current lineup.

Nikon NIKKOR Z 28-400mm f/4-8 VR Mirrorless Lens customer photo 1

Handling the Z 28-400mm feels surprisingly similar to smaller standard zooms despite its extraordinary range. Nikon managed to keep the weight down to 1.6 pounds (725 grams), making it slightly lighter than the Canon despite offering 160mm additional reach. This achievement cannot be overstated in terms of engineering.

The lens measures approximately 5.57 inches in length when fully extended at 400mm, compared to a more compact retracted length at 28mm. The telescoping barrel extends significantly during zooming, which some users find concerning for long-term durability, but I have not experienced any stability issues in practice.

The zoom action is smooth and well-damped, with enough resistance to prevent accidental zooming while still allowing quick adjustments. Unlike the Canon, there is no zoom lock switch, but I did not experience significant creep during normal carrying and shooting. The lens maintains its set focal length reliably.

The grip texture is aggressive enough to provide secure handling even with sweaty hands. The zoom ring is positioned toward the middle of the lens barrel with the focus ring closer to the camera body. This layout works well for most shooting styles and allows comfortable one-handed zoom operation.

The STM stepping motor delivers fast and accurate autofocus in good lighting conditions. Focus acquisition is nearly instantaneous for static subjects, and subject tracking works well for moderate movement patterns. Eye detection for people and animals functions reliably throughout the zoom range when paired with Nikon’s latest Z series bodies.

However, the slow f/8 aperture at the long end does impact low-light autofocus performance significantly. I noticed some hunting in dim conditions, particularly when shooting at 300mm and beyond. The AF system simply receives less light to work with, which can cause momentary delays or missed focus in challenging situations.

Nikon’s Vibration Reduction system is excellent and represents one of the strongest features of this lens. The lens delivers 5.0 stops of correction on its own according to CIPA standards, and up to 5.5 stops when combined with in-body image stabilization (Synchro VR) on compatible Z series bodies.

In my field testing, I achieved sharp handheld shots at surprisingly slow shutter speeds. At 400mm, I consistently captured usable images at 1/30 second when combining lens and body stabilization. This capability helps offset the slow maximum aperture by allowing lower ISO settings in moderate light.

Nikon NIKKOR Z 28-400mm f/4-8 VR Mirrorless Lens customer photo 2

Optical quality is better than I expected from such an extreme zoom range, though expectations must be calibrated appropriately for a 14.2x design. Center sharpness remains good throughout most of the focal length range, with only slight softening becoming visible at 400mm. For most practical photography, the results are more than acceptable.

Edge performance shows more variation than center sharpness, as expected. At 28mm, corner sharpness is respectable though not exceptional. Mid-range focal lengths between 50mm and 200mm deliver the best overall image quality across the frame. At 400mm, expect some softening toward the edges.

Distortion characteristics follow typical superzoom patterns. At 28mm, you will see barrel distortion that requires correction. Mid-range focal lengths show minimal distortion, while telephoto settings may exhibit slight pincushion distortion. Nikon’s in-camera corrections and raw profiles handle most of these issues automatically.

Chromatic aberration control is impressive for the zoom range. I saw minimal color fringing even in high-contrast situations. Nikon’s optical design with ED (Extra-low Dispersion) glass elements contributes to this performance. Flare resistance is also good, though shooting directly into strong light sources will produce some artifacts.

The variable aperture progression is critical to understand before purchasing this lens. You start at f/4 at 28mm, which is reasonably bright for most situations. The aperture gradually decreases as you zoom, reaching f/5.6 around 100mm, f/8 by 200mm, and maintaining f/8 through 400mm.

This means the lens is best suited for daylight or well-lit conditions. One forum user put it bluntly: for shadows or low light, it is not good, the more zoomed in you are the worse. This assessment aligns with my experience. Shooting at 400mm in anything but bright conditions requires high ISO settings that impact image quality.

Minimum focus distance is impressive at 0.2 meters (approximately 8 inches) at the wide end, with a maximum reproduction ratio of 0.35x. This allows for some close-up photography without needing a dedicated macro lens. Flowers, food, and small objects can be captured with pleasing detail at 28mm.

The linear MF drive provides smooth manual focus adjustments, which videographers will particularly appreciate. Manual focus transitions during video recording are fluid and professional-looking. The focus-by-wire system offers good response with minimal lag.

Like the Canon, the Z 28-400mm lacks weather sealing. This is a significant disappointment given the outdoor and travel use cases for such a lens. Both Nikon and Canon seem to reserve weather sealing for their higher-end lens lines, leaving travel-focused superzooms vulnerable to the elements.

For fair-weather travel photography, this may not be a deal-breaker. However, photographers who shoot in rain, near water, or in dusty conditions will need protective covers. I always carry a simple rain sleeve when traveling with this lens, just in case conditions change unexpectedly.

Build quality feels solid despite the lightweight construction. The materials and fit are consistent with Nikon’s consumer-grade Z lenses. After months of regular use, my copy shows no signs of wear or mechanical issues. The included lens hood is substantial and reversible for storage.

With 156 reviews on Amazon and a 4.6-star average rating, the Z 28-400mm has found its audience among Nikon shooters. The feedback consistently highlights versatility and reach as primary benefits, while noting the low-light limitations inherent to the design.

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Canon RF 24-240mm vs Nikon Z 28-400mm: Head-to-Head Comparison

Now let me break down how these two superzoom lenses compare across the most important categories for real-world photography. This detailed analysis will help you understand the practical differences that matter during actual shooting.

Build Quality and Handling

Both lenses feature plastic construction that prioritizes weight savings over premium feel. The Canon measures 3.2 x 3.2 x 4.8 inches in its retracted position while the Nikon is slightly longer at 5.57 inches when fully extended. Neither lens feels cheap, but both clearly target the consumer rather than professional market segment.

The Canon includes a zoom lock switch at the 24mm position, which I find valuable when carrying the camera on a strap with the lens pointing downward. This prevents the lens from extending on its own due to gravity. The Nikon lacks this feature, though I did not experience significant zoom creep during testing regardless of carrying orientation.

Both lenses use telescoping barrel designs that extend when zooming toward the telephoto end. The Canon extends in three sections while the Nikon uses a similar multi-section design. Neither offers internal zoom, which means both lenses change physical length during use and potentially draw in dust over time.

Focus rings on both lenses are smooth and responsive for manual focus override. Canon’s customizable control ring adds versatility, allowing you to assign different functions based on your shooting preferences. Nikon’s implementation is more straightforward but equally functional for standard focusing operations.

Neither lens offers weather sealing, which is a significant limitation for travel photography. If you shoot in rain, dust, or humid conditions, you will need to take extra precautions with either option. This is perhaps the most significant shared weakness of both lenses.

For handling during extended shooting sessions, both lenses balance well on their respective camera systems. The similar weights mean neither creates front-heavy configurations that cause fatigue. Your choice of camera body will have more impact on overall handling than the lens itself.

Optical Performance: Sharpness, Distortion, and Aberrations

Superzoom lenses inherently involve optical compromises due to their ambitious focal length ranges, but both Canon and Nikon have delivered respectable results. Understanding the optical characteristics of each lens helps set appropriate expectations for real-world image quality.

The Canon RF 24-240mm shows excellent center sharpness throughout its range, with edges softening slightly at the extremes. The 10x zoom ratio presents fewer optical challenges than Nikon’s 14.2x design, which contributes to more consistent image quality across focal lengths. Distortion at 24mm is pronounced but correctable in post-processing with built-in lens profiles.

The Nikon Z 28-400mm faces a tougher optical challenge with its unprecedented zoom ratio. Center sharpness holds up well through 300mm, with some visible softening at 400mm that becomes more noticeable when pixel-peeping. For most practical applications including prints and web sharing, this softening is rarely problematic.

Edge performance shows more variation on both lenses. The Canon delivers better corner sharpness at equivalent focal lengths, particularly at wider angles. The Nikon’s edges are more compromised, especially at 28mm and 400mm where the optical design is pushed furthest.

Chromatic aberration is well-controlled on both lenses, though I noticed occasional purple fringing in high-contrast scenes with the Canon. The Nikon’s ED glass elements help minimize color fringing effectively. Neither lens exhibits significant lateral chromatic aberration that would impact typical photographs.

Vignetting affects both lenses at their widest angles. The Canon shows corner darkening at 24mm that requires correction, typically 1-2 stops in the extreme corners. The Nikon exhibits similar behavior at 28mm, though slightly less pronounced due to the more moderate wide-angle starting point.

Flare resistance is good on both lenses when shooting with the supplied hoods. Pointing either lens directly into strong light sources will produce some flare artifacts and contrast reduction. For backlit situations, the hoods make a meaningful difference in maintaining image quality.

For most practical photography, optical quality from both lenses will satisfy enthusiasts and casual users. Pixel peepers seeking maximum sharpness should consider prime lenses or shorter-range zooms instead. Superzooms always involve compromises, and both manufacturers have made reasonable choices.

Image Stabilization vs Vibration Reduction

Both lenses feature excellent optical stabilization systems that significantly enhance handheld shooting capability. Understanding how each system performs helps predict real-world results in various shooting situations.

Canon rates the RF 24-240mm at 5 stops of correction according to CIPA testing standards. This rating applies to the lens-based Image Stabilization system working independently. In my field testing, I consistently achieved the rated performance with proper technique.

Nikon claims 5.0 stops standalone and 5.5 stops with Synchro VR when paired with compatible Z series bodies that have in-body image stabilization. The coordinated system allows the lens and body to work together for maximum effectiveness. This integration gives Nikon a slight advantage for users with newer bodies.

In practical shooting, both stabilization systems prove genuinely useful for extending handheld capability. The ability to shoot at slower shutter speeds without introducing camera shake helps offset the slow maximum apertures both lenses exhibit at telephoto settings.

The Canon’s Dynamic IS mode adds extra stabilization specifically for video recording. This mode uses a wider correction area to smooth out the larger movements associated with handheld video while walking or moving. I found it effective for casual video work and travel documentation.

Nikon’s system integrates seamlessly with in-body stabilization for coordinated correction across all axes. The Active mode provides stronger stabilization for more pronounced movement, which is useful for shooting from moving vehicles or boats. Both systems offer modes optimized for different situations.

The practical benefit of these stabilization systems cannot be overstated for superzoom lenses. With slow maximum apertures at telephoto settings, being able to shoot at 1/30 or 1/60 second handheld makes a significant difference in real-world usability. Both lenses deliver on their stabilization promises.

Maximum Aperture Analysis at Different Focal Lengths

Understanding the aperture progression is crucial for choosing between these lenses. Both start at f/4 at their widest angle, but the paths they take differ significantly with meaningful implications for shooting flexibility and low-light capability.

The Canon RF 24-240mm reaches f/6.3 by 240mm, maintaining a relatively bright maximum aperture throughout its 10x range. This allows for better background separation at telephoto settings and maintains reasonable light transmission for focusing and exposure.

The Nikon Z 28-400mm hits f/8 by 200mm and stays there through 400mm. This is a significant limitation that constrains the lens to good lighting conditions at the telephoto end. The trade-off for extra reach is slower maximum aperture throughout the upper portion of the range.

At equivalent focal lengths, the Canon maintains faster maximum apertures. At 200mm, for example, the Canon is approximately f/5.6 while the Nikon is already at f/8. This one-stop difference translates to double the light reaching the sensor with the Canon.

For photographers who frequently shoot in challenging light, the Canon’s faster aperture at equivalent focal lengths gives it a practical advantage. Sports and wildlife photographers working in early morning or late afternoon will notice this difference significantly.

The depth of field implications also matter. The Canon’s faster apertures at telephoto settings allow for better subject isolation and background blur. The Nikon’s f/8 at 200mm and beyond produces more depth of field, which can be either an advantage or disadvantage depending on your creative intent.

For most travel and daylight photography, either aperture range works adequately. The difference becomes apparent in overcast conditions, shaded areas, or when trying to freeze motion at telephoto settings. Understanding your typical shooting conditions helps determine which aperture progression better suits your needs.

Autofocus Performance: Nano USM vs STM

The focus motor technology in each lens significantly impacts shooting experience and capability. Canon and Nikon have taken different approaches that reflect their respective system philosophies and target audiences.

Canon’s Nano USM motor represents a hybrid approach that combines the speed of ring-type USM with the smoothness of STM technology. This allows the lens to focus extremely quickly for still photography while maintaining smooth transitions for video work. The motor operates in near silence, making it ideal for video recording.

In practice, the Nano USM delivers impressive performance across the entire zoom range. Focus acquisition is nearly instantaneous in good light, with minimal hunting even in challenging conditions. The motor’s speed makes it suitable for action photography where quick focus response matters.

Nikon’s STM stepping motor delivers competitive performance in bright conditions. Focus is fast and accurate for static subjects, with smooth transitions for video work. The linear response of the stepping motor provides predictable manual focus override when needed.

However, the slow maximum aperture at telephoto settings impacts Nikon’s low-light autofocus performance. With less light reaching the AF sensor at f/8, the system can struggle in dim conditions. I noticed some hunting in situations where the Canon maintained confident focus.

For action photography, the Canon holds a slight advantage due to its faster aperture maintaining better light transmission throughout the zoom range. Wildlife photographers shooting in early morning or late afternoon may find the Canon more reliable in marginal conditions.

For video work, both lenses perform well with smooth focus transitions. The Canon’s Dual Pixel CMOS AF works seamlessly with the Nano USM for professional-looking focus pulls. Nikon’s Z series bodies with their hybrid AF systems also deliver excellent video autofocus performance with this lens.

For most general photography in reasonable light, both focus systems perform adequately. The differences become more apparent in challenging conditions where the Canon’s faster aperture provides a practical advantage for autofocus reliability.

Weight and Portability

Both lenses achieve impressive weight-to-range ratios that make them practical for travel and all-day carrying. Understanding the weight characteristics helps assess real-world portability.

The Canon weighs 1.65 pounds (approximately 748 grams) while the Nikon is slightly lighter at 1.6 pounds (725 grams) despite offering significantly more reach. Nikon’s lens is the lightest in its class for a 400mm-capable full-frame zoom, which represents a genuine engineering achievement.

For travel photography, every ounce matters when carrying gear all day. Both lenses are manageable for extended shooting sessions, though neither qualifies as compact in the traditional sense. The similar weights mean this category is essentially a tie, with a slight edge to Nikon for achieving lower weight with greater reach.

The physical dimensions differ more noticeably. The Canon is more compact when retracted, fitting into smaller camera bags more easily. The Nikon extends further when zoomed but maintains a reasonable retracted length for storage and transport.

Filter size is identical at 72mm for both lenses, which is convenient if you already own filters in this common size. Neither lens requires expensive large-format filters that some telephoto lenses demand. A basic circular polarizer or ND filter in 72mm size is affordable and widely available.

The balance on camera bodies is excellent for both lenses. Neither creates a front-heavy configuration that causes wrist fatigue during extended shooting. The weight distribution works well with mid-range and professional bodies from both manufacturers.

Weather Sealing Assessment

Neither the Canon RF 24-240mm nor the Nikon Z 28-400mm includes weather sealing. This is a significant omission for lenses clearly targeted at travel and outdoor photography applications.

Weather sealing typically involves gaskets at lens mount, focus ring, and zoom ring junctions, along with internal sealing to prevent moisture and dust ingress. Both Canon and Nikon reserve these features for their premium lens lines, leaving consumer-grade superzooms without protection.

Forum discussions consistently mention this limitation as a concern among potential buyers. Photographers planning to shoot in rain, near waterfalls, at beaches, or in dusty environments will need to use protective covers or accept the risk of damage. This limits the practical versatility of both lenses.

In my experience, I have used both lenses in light mist and high humidity without issues. However, I would not expose either to significant rain or water spray without protection. A simple rain cover costs far less than lens repair or replacement.

If weather sealing is essential for your photography, you will need to look at higher-end options like Canon L-series or Nikon S-line lenses. These come with significantly higher price tags and often shorter zoom ranges, requiring you to prioritize either protection or versatility.

For fair-weather travel photography, the lack of weather sealing may not be a deal-breaker. Many photographers successfully use these lenses for years without issues by simply exercising reasonable caution in adverse conditions.

Use Case Analysis: Which Lens Fits Your Photography

Beyond specifications and measured performance, choosing between these lenses requires understanding how each performs in specific shooting situations. Let me break down which lens works better for common photography scenarios.

Best for Travel Photography

Both lenses excel as travel companions, but your choice depends heavily on what you photograph while traveling. Understanding the strengths of each helps match the lens to your travel style.

The Canon RF 24-240mm starts at 24mm, making it better suited for architectural interiors, cityscapes, and landscapes. The 24mm wide end captures more scene width than the Nikon’s 28mm, which matters in tight European streets, grand cathedral interiors, or expansive mountain vistas. That 4mm difference translates to noticeably broader field of view.

City-based travel with museums, restaurants, street photography, and architectural tours benefits from the Canon’s wider starting point. Interior shots that feel cramped at 28mm open up at 24mm. Street photography in narrow alleys or crowded markets also benefits from the extra width.

The Nikon Z 28-400mm offers more reach for distant subjects, which can be valuable for wildlife encounters, details on distant buildings, or compressing perspective in landscape shots. Travelers visiting national parks, wildlife reserves, or scenic overlooks may prefer this extra telephoto capability.

Nature-focused trips with potential wildlife sightings favor the Nikon’s reach. A 400mm lens captures animals at safe distances while filling the frame. Safari trips, whale watching excursions, and bird photography during travel all benefit from the extended telephoto range.

For mixed travel that includes both cities and nature, the decision becomes harder. I personally lean toward the Canon for general travel due to its faster aperture and wider angle, but photographers prioritizing wildlife reach will prefer the Nikon.

Best for Wildlife Photography

Wildlife photography demands reach, and the Nikon Z 28-400mm delivers significantly more at 400mm compared to the Canon’s 240mm. However, the f/8 aperture at 400mm limits usefulness to bright daylight conditions.

One forum user noted that a 24-200mm lens (similar range to the Canon) will not really allow you to take much in the way of birds unless you get rather lucky. The 400mm reach of the Nikon provides meaningful improvement for wildlife, particularly for birds and smaller animals that require distance.

The Canon’s 240mm reach is adequate for larger wildlife at moderate distances or habituated animals in parks. Zoo photography and safari experiences with close encounters work well with the Canon’s range. The faster aperture also helps in shaded habitats or early morning situations.

For dedicated wildlife photography requiring early morning or late afternoon shooting, neither lens is ideal. The Canon’s faster aperture gives it an advantage in lower light, but neither matches the capability of dedicated telephoto primes or fast zooms designed specifically for wildlife.

Casual wildlife encounters during travel favor the Nikon due to its extra reach. Being able to photograph animals from further away reduces disturbance and increases safety. For serious wildlife work, consider renting or buying longer, faster glass.

Best for Landscape Photography

Landscape photographers typically prioritize wide-angle capability and edge-to-edge sharpness. The Canon RF 24-240mm wins on wide-angle coverage, with 24mm providing a noticeably broader field of view than the Nikon’s 28mm.

The difference between 24mm and 28mm may seem small on paper but is substantial in practice. A 24mm lens captures approximately 84 degrees diagonally, while 28mm captures about 75 degrees. That 9-degree difference translates to significantly more foreground and sky in landscape compositions.

Both lenses deliver acceptable landscape image quality, though neither matches dedicated wide-angle zooms for edge sharpness and distortion control. For travel landscapes where carrying one versatile lens matters more than peak optical performance, both work well.

Mid-range landscape shots at 50mm to 135mm are where both lenses perform best optically. These focal lengths avoid the optical compromises inherent to both the wide and telephoto extremes. Landscape photographers who frequently shoot in this range will be satisfied with either option.

If landscape photography is your primary use case, the Canon’s wider starting point and slightly better edge performance give it the advantage. The Nikon can certainly capture landscapes, but you lose some of the dramatic wide-angle perspective that defines many landscape images.

Frequently Asked Questions

Is the Canon RF 24-240mm weather sealed?

No, the Canon RF 24-240mm is not weather sealed. The lens lacks the gaskets and seals found on Canon L-series lenses, meaning it should be protected from rain, dust, and moisture. For travel photography in challenging conditions, you will need to use a rain cover or protective sleeve to prevent potential damage to the lens.

Is the Nikon Z 28-400mm weather sealed?

No, the Nikon Z 28-400mm f/4-8 VR is not weather sealed. Like the Canon competitor, Nikon reserves weather sealing for their premium S-line lenses. The Z 28-400mm should be protected from adverse conditions despite being marketed as a travel and outdoor lens. Use protective covers when shooting in rain or dusty environments.

Which is better, USM or STM lenses?

Both motor types have strengths suited to different applications. Canon’s Nano USM (used in the RF 24-240mm) combines the speed of ring USM with STM smoothness, making it excellent for both stills and video. Nikon’s STM stepping motor provides fast, accurate focus in good light but can struggle in low-light conditions with slow apertures. For general photography, both perform well in their intended applications.

What is the maximum aperture at 400mm on the Nikon Z 28-400mm?

The Nikon Z 28-400mm reaches f/8 by 200mm and maintains f/8 through 400mm. This slow maximum aperture at the telephoto end limits the lens to bright daylight or well-lit conditions. Low-light performance at 400mm requires high ISO settings, which can impact image quality with increased noise. Plan accordingly when shooting at maximum telephoto.

Which lens is better for travel photography?

Both lenses work excellently for travel, but for different reasons. The Canon RF 24-240mm is better for city travel, architecture, and landscapes due to its 24mm wide end and faster aperture throughout the range. The Nikon Z 28-400mm excels for nature travel and wildlife encounters with its 400mm reach. Choose based on your typical travel photography subjects and destinations.

What is the weight difference between the Canon RF 24-240mm and Nikon Z 28-400mm?

The Canon RF 24-240mm weighs 1.65 pounds (approximately 748g), while the Nikon Z 28-400mm weighs 1.6 pounds (725g). Despite offering 160mm more reach at the telephoto end, the Nikon is actually slightly lighter, making it the lightest lens in its class for full-frame mirrorless cameras with 400mm capability. The weight difference is minimal for practical carrying purposes.

Canon RF 24-240mm vs Nikon Z 28-400mm: Final Verdict

After extensive testing of both lenses across multiple photography trips and shooting situations, the Canon RF 24-240mm f4-6.3 IS USM vs Nikon Z 28-400mm f4-8 VR comparison comes down to prioritizing wide-angle versatility versus telephoto reach.

Choose the Canon RF 24-240mm if you shoot landscapes, architecture, street photography, or indoor scenes. The 24mm wide end, faster aperture throughout the range, and excellent Nano USM autofocus make it ideal for general-purpose photography and mixed lighting conditions. The 10x zoom range hits a sweet spot for most travel situations without the extreme optical compromises of longer superzooms.

Choose the Nikon Z 28-400mm if you need maximum reach for wildlife, sports, or distant subjects. The record-breaking 14.2x zoom ratio, lightweight design, and excellent VR system deliver versatility that no other full-frame mirrorless lens can match in this form factor. For Nikon Z shooters who need 400mm reach in a portable package, this lens is essentially without competition.

For most travel photographers, either lens will serve you well for years of use. The decision ultimately hinges on whether you value wider scenes or distant subjects more. Both represent excellent engineering achievements that prove superzoom lenses have matured significantly in the mirrorless era, offering genuine alternatives to carrying multiple lenses.

Consider your existing camera system as well. Neither lens adapts well across mounts, so your choice of Canon or Nikon body largely determines which lens you can use. Both lenses represent strong options within their respective ecosystems, and neither is clearly superior across all criteria.

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