Canon

Canon RF 600mm f/4 L IS USM Lens Review

Reviews
8
Score
95/100
From
$14,499
Released
January 2021

We've aggregated 8 high-signal reviews and 3 live retailer prices below.

Canon RF 600mm f/4 L IS USM Lens
Available
Our take
Worth consideringPreliminary

Our editorial take on the Canon RF 600mm f/4 L IS USM Lens

The Canon RF 600mm f/4 L IS USM is not so much a new lens as it is a perfection of a legendary one. By taking the universally acclaimed optical formula of the EF 600mm f/4L IS III and building it into a native RF mount body, Canon has delivered the ultimate super-telephoto prime for its mirrorless ecosystem. The image quality is, without exaggeration, flawless. It delivers breathtaking sharpness and clarity corner to corner, even wide open at f/4. This optical excellence is matched by an autofocus system that is blazingly fast and unerringly accurate, locking onto subjects with tenacity. The 5.5 stops of image stabilization further enhance its performance, making it remarkably usable even in challenging light.

Of course, this level of performance comes with an astronomical price tag that places it firmly in the realm of dedicated professionals. The primary drawback, if one can call it that, is its direct optical lineage to the EF version. For shooters already invested in the excellent EF Mark III model, the incentive to upgrade boils down to the convenience and marginal performance gains of a native mount versus using an adapter. There is no leap in image quality itself, which makes the decision a practical one about workflow rather than a creative one about results. This lens is a highly specialized instrument, purpose-built for those who make their living at a distance from their subjects. For anyone else, its cost and lack of versatility make it an object of admiration rather than a practical purchase.

Best for: Professional wildlife, aviation, and sports photographers who demand the pinnacle of performance and for whom this focal length is a primary tool.
What's great
  • Phenomenal, professional-grade image sharpness and quality
  • Extremely fast, quiet, and precise autofocus performance
  • Robust 5.5-stop image stabilization system
  • Relatively lightweight and well-balanced for a 600mm f/4 lens
  • Flawless native performance on RF-mount cameras
Watch outs
  • Prohibitively high price for all but working professionals
  • Optical design is identical to the less expensive EF version III
  • Highly specialized focal length limits its versatility

Synthesized by Geared editors from early expert reviews.

What reviewers say

Best reviews

The highest-signal reviews from creators and editorial blogs.

Editorial reviews

Dpreview·
EF 600mm F/4 Mk II Vs. RF 600mm f/4 | DPReview Forums

This forum thread discusses the differences between the Canon EF 600mm f/4L IS II USM and the Canon RF 600mm f/4L IS USM lenses, with users sharing their experiences and comparisons.

Read review
Cined·
Canon Four New RF Lenses and Focal Length Extenders Announced

For enthusiast photographers and filmmakers, Canon introduced the RF RF 600mm F/11 IS STM, and RF 800mm F/11 IS STM. These lenses are not part of the L lineup, so they are not weather-sealed.

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Newsshooter·
Canon RF 100-300mm f/2.8L IS USM - Newsshooter

Canon has announced the RF 100-300mm f/2.8L IS USM lens, their latest super telephoto lens with a constant aperture. The new lens is being squarely targeted at professional photographers and enthusiasts specializing in sports photography.

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Nofilmschool·
Canon's Four New RF Lenses Arm You With Focal Length Variety

Canon's newest additions to their RF lens lineup offer a variety of focal lengths, with some impressive features for filmmakers and photographers alike.

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Bhphotovideo·
Year in Review 2021: Canon Lenses | B&H eXplora

Dwarfing the 100mm Macro, Canon simultaneously released two super-telephoto primes at the same time, making distant sports, wildlife, and nature shooting a reality for RF shooters. Besides the already proven excellent optics, these two super-teles have the RF-optimized physical design for native lens performance, including responsive AF and robust image stabilization that compensates for up to 5.5 stops of camera shake.

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Petapixel·
Review of the Canon RF400mm f/2.8L and RF600mm f/4L Lenses

These lenses are for shooters who need top-end performance at very long focal lengths. They are not trying to be affordable.

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Engadget·
Canon's mirrorless EOS R3 leaks with a 1D-like pro body - Engadget

Canon is supposedly set to unveil an RF 600mm F/4 lens designed for action and wildlife shooters.

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Imaging-resource·
Canon RF 600mm f/4L IS USM - Imaging Resource

The RF600mm F4 L IS USM offers professional and advanced photographers the excellent image quality of a Canon L series super telephoto lens. It is ideal for wildlife, motorsports, and more, delivering consistent and sharp results with up to 5.5 stops of shake correction.

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Overview

About this product

Optimized for sports, wildlife, and nature photography, the Canon RF 600mm f/4 L IS USM Lens offers professional image quality from an L-series lens. Designed exclusively for EOS R-series cameras, this super telephoto lens is distinguished by its advanced, lightweight design and high-speed performance. It features three modes of optical image stabilization for sharp results, whether hand-held or mounted on a monopod.

Specs

Weight
6.8 lb / 3.1 kg
Aperture
Maximum: f/4 Minimum: f/32
Dimensions
ø: 6.6 x L: 18.6" / ø: 168 x L: 472 mm
Focus Type
Autofocus
Lens Mount
Canon RF
Filter Size
52 mm (Drop-In)
Focal Length
600mm
Angle Of View
4° 10'
Magnification
1:6.67 Macro Reproduction Ratio 0.15x Magnification
Optical Design
17 Elements in 13 Groups
Tripod Mounting
Removable and Rotating Collar
Image Stabilization
Yes
Aperture/Iris Blades
9, Rounded
Lens Format Coverage
Full-Frame
Minimum Focus Distance
13.8' / 4.2 m
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