Cameras

Canon EOS R3 vs Canon EOS R8

Compare key differences and full specifications to find the camera that suits your photography.

Key differences

Best for

Larger prints and more cropping detail: Canon EOS R8 (24.2).

Handheld low light with in-body stabilization: Canon EOS R3.

Longer battery life using the viewfinder (CIPA): Canon EOS R3 (620 shots).

Longer battery life using the screen (CIPA): Canon EOS R3 (860 shots).

Change cameras
Specification Canon EOS R3 Canon EOS R8
General
Brand Canon Canon
Model EOS R3 EOS R8
Year 2021 2023
Body
Dimensions 150 x 142.6 x 87.2 mm 132.5 x 86.1 x 70 mm
Weight 1015 g 461 g
Sensor
Sensor type CMOS CMOS
Sensor size 36 x 24 mm 35.9 x 23.9 mm
Sensor resolution 6012 x 4008 6026 x 4017
Crop factor 1.0 1.0
Total megapixels 26.7 25.6
Effective megapixels 24.1 24.2
Image
Max. image resolution 6000 x 4000 6000 x 4000
ISO Auto, 100-102400 (extends to 50-204800) Auto, 100-102400 (extends to 50-204800)
Exposure & Shutter
Min. shutter speed 30 sec 30 sec
Max. shutter speed 1/8000 sec 1/16000 sec
Metering Multi, Center-weighted, Spot, Partial Multi, Center-weighted, Spot, Partial
Exposure compensation ±3 EV (in 1/3 EV, 1/2 EV steps) ±3 EV (in 1/3 EV, 1/2 EV steps)
Aperture priority Yes Yes
Shutter priority Yes Yes
White balance presets 6.0 6.0
Autofocus & Drive
Autofocus type Dual Pixel CMOS AF Dual Pixel CMOS AF
AF points 4,779 selectable positions (stills) 4,897 selectable positions (stills)
Max burst (electronic shutter) 30 fps (195 fps in custom high-speed mode) 40 fps
Max burst (mechanical shutter) 12 fps (mechanical / electronic first curtain) 6 fps (electronic first curtain)
Stabilization
In-body stabilization (IBIS) Yes No IBIS
Video
Max. video mode 6K RAW 60p (6000 x 3164) 4K 60p (3840 x 2160)
Display & Viewfinder
Screen size 3.2" 3"
Screen resolution 4,150,000 dots 1,620,000 dots
Viewfinder Electronic Electronic
Storage & Connectivity
Storage types SD/SDHC/SDXC/UHS-II/CFexpress Type B SD/SDHC/SDXC (UHS-II)
USB USB 3.0 (5 GBit/sec) USB 3.2 (10 GBit/sec)
Power
Battery Rechargeable Li-ion Battery LP-E19 LP-E17 Lithium-ion battery
CIPA rated shots (EVF) 620 shots 220 shots (power saving)
CIPA rated shots (LCD) 860 shots 370 shots (power saving)