Head to head · specs cited · drawn to scale

Canon EOS R50 vs Ricoh GR III

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 R50 R50 Canon RF
Ricoh GR III GR III fixed
Overview
Type MirrorlessMirrorless
Format APS-CAPS-C 23.5mm x 15.6mm
Lens mount Canon RFfixed
Released 2023—, not published
Sensor & Image
Sensor type 22.3 x 14.9 mm CMOS (APS-C)Primary color filter CMOS (anti-aliasing filterless)
Sensor size APS-CAPS-C 23.5mm x 15.6mm
Resolution (MP) 24.2Approx. 24.24 megapixels (effective)
In-body stabilisation none (Sensor Shift-IS: No; lens/digital IS only)Sensor-shift shake reduction (SR) (3-axis); 4 steps (CIPA standard)
ISO range 100 (range 100-32000, expandable to H:51200)ISO 100-102400
Autofocus & Speed
AF system Dual Pixel CMOS AF IIHybrid AF (Image plane phase-matching and Contrast detection)
Subject detection Humans (Eyes/Face/Head/Body), Animals (Dogs, Cats, Birds), Vehicles (Racing cars/Motor bikes)Auto-area, Zone, Select, Pinpoint, Tracking, Continuous, MF, Snap, infinity
Burst — mechanical 12 fps (mechanical/1st-curtain electronic shutter)—, not published
Burst — electronic 15 fps (electronic shutter)—, not published
Video
Max video 4K UHD up to 29.97p (6K oversampled, uncropped at all frame rates per press release)Full HD (1920x1080, 60p/30p/24p)
Codecs / sampling H.264/MPEG-4 AVC (HDR PQ off), H.265/HEVC (HDR PQ on)MPEG4 AVC/H.264 (MOV)
Recording limit Max duration 1 hour (excluding High Frame Rate movies); no 4GB file limit with exFATUp to 25 minutes or 4GB
Viewfinder & Screen
EVF resolution 2.36 million dots (1024x768)none (no EVF)
EVF magnification 0.95xnone (no EVF)
Rear screen 2.95-inch (7.5cm) TFT colour LCD monitor, approx. 1.62 million dots, touchscreen (vari-angle not explicitly stated on this spec page)3.0 inch TFT color LCD touchscreen, approx. 1037K dots (fixed)
Body & Handling
Dimensions (W×H×D) 116.3 × 85.5 × 68.8 mm109.4 × 61.9 × 33.2 mm
Weight (body) 375 g257 g
Weather sealing Not provided (no dust/water resistance stated)—, not published
Shutter durability —, not published—, not published
Power & Storage
Battery life (CIPA) 440 shots (LCD) / 310 shots (EVF), CIPA standard, at 23°CApprox. 200 images (CIPA standard)
Battery LP-E17 (supplied)Rechargeable Battery DB-110
Card slots 1x SD/SDHC/SDXC, UHS-IInternal Memory (Approx. 2GB), SD/SDHC/SDXC Memory Card
Connectivity
USB Hi-Speed USB 2.0, USB-C connectorUSB Type-C
Wireless Wi-Fi IEEE802.11b/g/n (2.4GHz), Bluetooth 4.2Wi-Fi IEEE 802.11b/g/n; Bluetooth v4.2 BLE
HDMI HDMI Micro out (Type D, HDMI-CEC not supported)—, not published
Price
Launch price $679.99 (body only)—, not published
Size, to scale
R50116.3×85.5×68.8GR III109.4×61.9×33.2

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 25 V2 Fits
with 24-105 f/4 · View at B&H Photo Video
Think Tank Mirrorless Mover 20 V2 Fits
body only · View at B&H Photo Video

Sources

official · R50 specifications: Canon (official specifications page) · accessed 2026-07-10
“Approx. 22.3 x 14.9 mm (APS-C) CMOS, 24.2MP, Sensor Shift-IS No. Continuous Shooting Max. Approx. 12 FPS with Mechanical shutter, Max. Approx. 15 FPS with Electronic shutter. Battery Life With LCD Approx. 440 shots, With Viewfinder Approx. 310 shots”
official · GR III specifications: Ricoh (official specifications page) · accessed 2026-07-10
“Primary color filter CMOS, 23.5mm x 15.6mm, Approx. 24.24 effective megapixels; Sensor-shift shake reduction (SR)(3-axis), 4 steps; Hybrid AF (Image plane phase-matching and Contrast detection); Full HD (1920x1080, 60p/30p/24p), MPEG4 AVC/H.264 (MOV); Rechargeable Battery DB-110; USB Type-C”

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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