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EOS R6 Mark III vs Canon EOS R8 Mark II

Quick take: The EOS R6 Mark III has the highest resolution at 32MP; the Canon EOS R8 Mark II is the most affordable.

16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras

How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.

Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more

Verdictwhich should you buy?

EOS R6 Mark III — Hybrid Photo & Video Professionals, Sports And Wildlife Shooters: The EOS R6 Mark III takes everything that made the Mark II a hybrid favourite and pushes it further — a faster stacked sensor, smarter autofocus, and genuinely professional video specs. It's the most complete all-rounder in Canon's RF full-frame lineup, sitting just below the R5 II in resolution while matching it for speed.

Who should buy what
EOS R6 Mark III (2025)
is the right camera for you if…
  • Working photographers who need a single body for both stills and serious video work
  • Sports and wildlife shooters who need 40fps burst shooting with reliable subject tracking
  • Hybrid content creators producing 4K and 6K footage alongside high-resolution stills
  • Enthusiasts upgrading from the EOS R6 Mark II who want faster AF and more resolution
Full specificationsthe better value in each row is highlighted
Specification EOS R6 Mark IIICanon · 2025Canon EOS R8 Mark IICanon · 2026
Price £2,799£1,729Best
Sensor 32.5MP full-frame stacked CMOS24.2MP full-frame CMOS
Resolution 32.5MPBest24.2MP
Video 4K 60fps oversampled from 7K, 6K RAW internal4K/60p oversampled from 6K, 10-bit Canon Log 3/HLG
Autofocus Dual Pixel CMOS AF II — deep-learning subject detection for people, animals and vehicles, up to 40fps trackingDual Pixel CMOS AF II with subject detection (people/animals/vehicles)
Stabilisation In-body 5-axis IS, up to 8.5 stops7.5-stop IBIS
Burst Rate 40fps (electronic shutter), 12fps (mechanical)40fps electronic
Battery Life ~580 shots (CIPA, LP-E6P)Best150 shots (CIPA, via EVF)
Weight 609g (body only)546g (with battery and card)Best
Dimensions 138.4 × 98.4 × 88.4mm—
Weather Sealed YesYes
Viewfinder EVF, 5.76M-dot, up to 120fpsEVF, 2.36M dots
Screen 3.2-inch vari-angle touchscreen, 2.1M-dotVari-angle touchscreen
Mount Canon RFCanon RF-mount
Memory Cards Dual SD / SDHC / SDXC (UHS-II)Single SD (UHS-II)
Connectivity USB-C, Wi-Fi 6, Bluetooth 5.0, 2.5GbEUSB-C, HDMI (micro), Wi-Fi, Bluetooth

Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.

How they score by genreengine base scores out of 10
Genre
EOS R6 Mark III
Canon EOS R8 Mark II
Portrait
8.7/10
8.3/10
Street
6.7/10
6.9/10
Travel
6.7/10
6.6/10
Wedding & Events
8.6/10
7.1/10
Vlogging & Video
6.3/10
6.7/10
Filmmaking
7.6/10
7.0/10
Documentary
8.2/10
7.7/10
Sports & Action
8.5/10
8.0/10
Landscape
7.0/10
6.4/10
Wildlife
8.5/10
8.3/10
Casual
5.5/10
5.8/10
Food
8.2/10
8.0/10
Macro
8.7/10
8.5/10
Architecture
7.2/10
6.6/10
Astrophotography
6.7/10
6.3/10

Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →

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