Head to head · specs cited · drawn to scale

Canon EOS 90D vs Canon EOS R6 Mark II

Every spec below is quoted from the makers' official pages — where a figure isn't published we say so rather than guess. Sizes are drawn at true relative scale from published dimensions, and the bag-fit row is computed against our measured bag catalog.

The 3 biggest published differences

Canon EOS 90D 90D Canon EF
Canon EOS R6 Mark II R6 II Canon RF
Overview
Type MirrorlessMirrorless
Format APS-C (22.3mm x 14.8mm)Full-frame (35mm)
Lens mount Canon EFCanon RF
Released —, not published2022
Sensor & Image
Sensor type CMOS35.9 x 23.9 mm CMOS (full-frame, compatible with Dual Pixel CMOS AF)
Sensor size APS-C (22.3mm x 14.8mm)Full-frame (35mm)
Resolution (MP) 32.524.2
In-body stabilisation none8 stops
ISO range 100100 (range 100-102400, expandable to L:50, H:204800)
Autofocus & Speed
AF system TTL-CT-SIR with CMOS sensor (viewfinder); Dual Pixel CMOS AF (Live View)Dual Pixel CMOS AF II
Subject detection 45 cross-type AF points (45 f/5.6 cross-type, 27 f/8 points [9 cross-type]); Live View Face detection and Tracking AF, Eye AFHumans, Animals (Dogs, Cats, Birds, Horses), Vehicles (Racing cars/Motor bikes, Aircraft, Trains)
Burst — mechanical 1012 fps (mechanical shutter)
Burst — electronic —, not published40 fps (electronic shutter); RAW Burst 30 fps
Video
Max video 4K UHD 3840x2160 (29.97/25 fps)4K UHD up to 59.94p (6K oversampled, uncropped)
Codecs / sampling MP4 (MPEG-4 AVC/H.264, Linear PCM/AAC audio)H.264/MPEG-4 AVC, H.265/HEVC
Recording limit Max duration 29 min 59 sec, max file size 4GB (unless ExFAT formatted)Max duration 6 hours (excluding High Frame Rate movies)
Viewfinder & Screen
EVF resolution —, not published3.69 million dots
EVF magnification Approx. 0.95x (optical viewfinder, pentaprism)0.76x
Rear screen Touch screen Vari-angle 7.7cm (3.0") 3:2 Clear View II TFT, approx. 1040K dots3.0-inch Clear View LCD II, approx. 1.62 million dots, touchscreen, vari-angle (vari-angle confirmed via official USA press release: '3-inch 1.62 million dots vari-angle LCD touch screen')
Body & Handling
Dimensions (W×H×D) 140.7 × 104.8 × 76.8 mm138.4 × 98.4 × 88.4 mm
Weight (body) 701 g670 g
Weather sealing Water / Dust resistance: YesYes, dust- and water-resistant construction (cannot completely prevent dust/water entry); official press release describes it as "on par with the EOS 6D series"
Shutter durability —, not published—, not published
Power & Storage
Battery life (CIPA) 1300 (at 23°C, AE 50%, FE 50%, LP-E6N)760 shots (LCD) / 450 shots (EVF), CIPA standard, power saving mode, at 23°C
Battery LP-E6NLP-E6NH (supplied) / LP-E6N
Card slots 1x SD, SDHC, SDXC (UHS-II compatible)2x SD/SDHC/SDXC, UHS-II
Connectivity
USB USB Micro-BSuperSpeed USB 3.2 Gen 2, USB-C connector
Wireless Wireless LAN (IEEE802.11b/g/n), 2.4 GHz only; Bluetooth Specification version 4.1 (BLE)Wi-Fi IEEE802.11ac/ab/g/n (5GHz/2.4GHz), Bluetooth v5.0
HDMI HDMI mini outputHDMI micro out (Type D)
Price
Launch price —, not published$2,499.00 (body only)
Size, to scale
90D140.7×104.8×76.8R6 II138.4×98.4×88.4

Front view, drawn at the same scale from each maker's published W×H (mm).

Smallest bag that fits
Body + standard zoom Think Tank Mirrorless Mover 20 V2 Fits
body only · View at B&H Photo Video
Tenba BYOB 10 Camera Insert Fits
with 24-105 f/4 · View at B&H Photo Video

Sources

official · 90D specifications: Canon UK (official specifications) · accessed 2026-07-10
“Effective Pixels Approx. 32.5 MP ... AF System / Points 45 cross-type AF points ... Continuous Shooting Max. Approx. 10fps ... Type Pentaprism, Magnification Approx. 0.95x ... Type Touch screen Vari angle 7.7cm (3.0") 3:2 Clear View II TFT, approx. 1040K dots ... Battery life Approx. 1300 (at 23°C, AE 50%, FE 50%) ... Water / Dust resistance Yes”
official · R6 II specifications: Canon (official specifications page) · accessed 2026-07-10
“35.9 x 23.9 mm CMOS, Effective Pixels Approx. 24.2 megapixels, Sensor Shift-IS Yes, up to 8-Stops advantage. Continuous Shooting Max. Approx. 12fps with Mechanical shutter, Max. Approx. 40fps with Electronic shutter. Battery Life With LCD Approx. 760 shots”

Spec values are the manufacturers' published figures, compared factually — we don't rank cameras. Fit verdicts are planning estimates from published interior dimensions, not guarantees. See methodology.

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