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Canon EOS R6 Mark II vs Canon EOS R6 Mark III

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

CanonEOS R6 Mark IICanonEOS R6 Mark III
Overview
ReleasedNovember 2022November 2025
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typeCMOSCMOS
Sensor dimensions35.9 × 23.9 mm35.9 × 23.9 mm
Effective resolution24.2 MP32.5 MP
Largest image6000 × 40006960 × 4640
RAW recordingYesYes
Standard ISO range100–102400100–64000
Sensor detailApproximately 24.2 million effective and 25.6 million total pixels; UK maker specifies 35.9 × 23.9 mm, while the later manual rounds sensor screen size to 36 × 24 mm; fixed low-pass filter and automatic cleaningFull-frame 35.9 × 23.9 mm CMOS; approximately 32.5 million effective and 34.2 million total pixels; fixed low-pass filter and integrated cleaning
Image formatsRAW, C-RAW, JPEG and HEIF; Dual Pixel RAW and RAW burst supportJPEG, HEIF, RAW and C-RAW; native 6960 × 4640 still images; 12-bit RAW movie recording
ISO detailStandard still-photo ISO 100–102400, expandable to ISO 50 or 204800; movie standard range ISO 100–25600, or ISO 800–25600 with Canon Log 3Standard still-photo ISO 100–64000, expandable to ISO 50–102400; normal movie ISO 100–25600, with profile-dependent Canon Log and HDR ranges
Image processorDIGIC XDIGIC X
Lens and shooting
Lens mountCanon RFCanon RF
StabilisationLens and sensor shiftSensor shift
Maximum continuous burst40 fps40 fps
Lens detailCanon RF and RF-S lenses; EF/EF-S lenses via EF-EOS R adapter, excluding EF-M; RF-S/EF-S use approximately 1.6× cropRF and RF-S lenses directly; EF/EF-S using EF-EOS R adapters; EF-M incompatible; RF-S/EF-S use approximately 1.6× crop
AutofocusDual Pixel CMOS AF II; up to 1053 automatic zones or 4897 manually selected positions for stills, with coverage depending on lens/settings; subject recognition for people, dogs, cats, birds, horses and vehicles including aircraft/trains; −6.5 EV claim with f/1.2 non-DS lens, centre point, One-Shot AF at ISO 100 and 23°CDual Pixel CMOS AF II; up to 6097 still or 4641 movie selectable AF positions; people, animal and vehicle recognition plus registered-person priority; available AF area depends on lens
ShutterMechanical or electronic first curtain 30–1/8000 second plus Bulb; electronic up to 1/16000 in Tv/M, with restrictions; high-speed continuous+ limited to 1/8000Mechanical and electronic first curtain 30–1/8000 second plus Bulb; electronic shutter 30–1/16000 second plus Bulb; available range varies with shooting mode
Burst detailFull-resolution AF/AE tracking up to 40 fps electronic or 12 fps mechanical/electronic first curtain; speed depends on battery, lens, shutter speed and settings. Separate RAW burst mode is 30 fps with optional 0.5-second pre-captureUp to 40 fps electronic or 12 fps mechanical/electronic first curtain; electronic maker buffer approximately 330 JPEG or 150 RAW on CFexpress, 330 JPEG or 140 RAW on SD; mechanical buffer 1000+ RAW on CFexpress or 400 RAW on SD; pre-continuous capture up to 20 earlier frames; results depend on Canon test conditions, lens, battery, card and settings
Stabilisation detailFive-axis sensor-shift IS with compatible lens coordination; maker up to eight stops at 105 mm with RF 24-105mm F4L IS USM, CIPA yaw/pitch testFive-axis sensor-shift IBIS with coordinated optical lens stabilisation; up to 8.5 stops centre and 7.5 stops periphery under CIPA 2024 yaw, pitch and roll testing with RF 24-105mm F2.8L IS USM Z at 105 mm; Movie Digital IS is separate
FlashMulti-function shoe supports compatible EX/EL Speedlites; mechanical sync 1/200 second or electronic first-curtain sync 1/250 secondExternal EL/EX Speedlite support; full-frame mechanical sync 1/200 second or electronic-first-curtain sync 1/250 second; higher crop-mode rates are separate
Exposure controlsFv/P/Tv/Av/M and automatic modes; 384-zone metering; ±3 EV compensation–
Video
Highest video resolution3840 × 2160 at 59.94 fps6960 × 4640 at 29.97 fps
Video detailInternal UHD 3840×2160 up to 59.94/50 fps from full-width 6K oversampling; Full HD high-frame-rate up to 179.82 fps without sound; optional crop uses 62% sensor horizontal area; 6K RAW is external HDMI recording with compatible recorder, not internal. Canon Australia claims over 40 minutes of oversampled 4K60 or up to six hours 4K30, subject to temperature, card and batteryHighest-resolution 3:2 RAW open gate 6960 × 4640 up to 29.97/25 fps; open-gate MP4 6912 × 4608; 17:9 Light RAW 6960 × 3672 up to 59.94/50 fps; 4K DCI/UHD up to 119.9/100 fps and Full HD up to 179.8/150 fps; oversampled 4K Fine up to 59.94/50 fps, with different sampling at higher rates; Canon Log 2/3, PQ/HLG and 10-bit 4:2:2 options; no built-in cooling fan (Photography Blog); normal clip ceiling six hours below 100 fps or two hours at 100 fps and above, subject to heat, power and other limits
AudioBuilt-in stereo microphones, 3.5 mm microphone/headphone sockets and compatible multi-function-shoe digital audio accessories–
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,620,0001,600,000
TouchscreenYesYes
Tilting screenYesYes
Display detailVari-angle 3-inch capacitive touchscreen, approximately 1.62 million dots and 100% coverage3-inch vari-angle touchscreen; UK maker rounds to approximately 1.6 million dots, Asian maker specifies 1.62 million dots
Viewfinder detail0.5-inch OLED EVF, approximately 3.69 million dots, 100% coverage and 0.76× magnification with 50 mm lens at infinity0.5-inch OLED, approximately 3.69 million dots, 100% coverage, 0.76× magnification and refresh up to 120 fps
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)450 photographs390 photographs
Body weight588 g609 g
Release detailCanon Australia states retail availability from late November 2022; Canon Camera Museum records December 2022 marketing in its historical entry. Main date uses the earlier maker-published retail month, with no inferred dayMaker US announcement specifies November 2025 availability; Japanese maker confirms 21 November, while Photography Blog reports 20 November for its market; month retained across these regional launches
Recording mediaTwo SD/SDHC/SDXC slots, both supporting UHS-IIOne CFexpress Type B slot up to 8 TB with CFexpress 2.0/VPG400 support; one UHS-II SD/SDHC/SDXC slot
PortsUSB-C 3.2 Gen 2, micro HDMI Type D, 3.5 mm microphone/headphone sockets and E3 remote-switch terminalUSB-C 3.2 Gen 2, full-size HDMI Type A, external microphone and headphone sockets, E3 remote terminal and multi-function shoe
Wireless connectionsWi-Fi 802.11a/b/g/n/ac at 2.4/5 GHz and Bluetooth Low Energy 5.1; frequency support varies by regionWi-Fi 802.11ac at 2.4/5 GHz with Bluetooth 5.1; regional Wi-Fi restrictions may apply
Battery life detailLP-E6NH; CIPA power-saving approximately 450 viewfinder or 760 screen shots at 23°C; smooth-display approximately 320/580 by maker test conditions; LP-E6N/LP-E6 compatible with reduced enduranceLP-E6P; maker CIPA claim at 23°C approximately 390 photographs with EVF or 620 with LCD; LP-E6NH/LP-E6N disable functions including pre-continuous capture and HDMI RAW, and restrict networking, accessories and movie settings; LP-E6 incompatible
ChargingUSB charging/camera power with compatible PD supply; optional BG-R10 grip accepts two batteriesCompatible USB PD power adapters; optional DR-E6P DC coupler requires PD-E2, and cannot pair with PD-E1
DimensionsApproximately 138.4 × 98.4 × 88.4 mm (width × height × depth)Approximately 138.4 × 98.4 × 88.4 mm (width × height × depth)
Weight detail588 g body only, excluding body cap and shoe cover; approximately 670 g including battery and one card; pictured kit lens excludedApproximately 609 g body only; 699 g with card and battery
MaterialsMagnesium-alloy chassis with glass-fibre polycarbonate outer panelsMagnesium-alloy body and chassis with glass-fibre polycarbonate components; dust- and water-resistant construction is not waterproof; supplied shoe cover or compatible sealed accessory needed for sealing

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