Head to head · specs cited · drawn to scale

Canon EOS R100 vs Canon EOS R8

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 R100 R100 Canon RF
Canon EOS R8 R8 Canon RF
Overview
Type MirrorlessMirrorless
Format APS-C (approx. 22.3 x 14.9 mm)Full-frame (35mm)
Lens mount Canon RFCanon RF
Released —, not published2023
Sensor & Image
Sensor type CMOS sensor35.9 x 23.9 mm CMOS (full-frame)
Sensor size APS-C (approx. 22.3 x 14.9 mm)Full-frame (35mm)
Resolution (MP) 24.124.2
In-body stabilisation nonenone (Sensor Shift-IS: No; lens/digital IS only)
ISO range 100100 (range 100-102400, expandable to L:50, H:204800)
Autofocus & Speed
AF system Dual Pixel CMOS AF (stills/Full HD/HD); Contrast AF (4K movie)Dual Pixel CMOS AF II
Subject detection Max. 143 zones (13x11) automatic selection; Eye Detection AFHumans (Eye, Face, Head, Body), Animals (Dogs, Cats, Birds, Horses), Vehicles (Racing cars/Motor bikes, Aircraft, Trains)
Burst — mechanical 6.5no mechanical first curtain; 6 fps with electronic 1st-curtain shutter
Burst — electronic —, not published40 fps (electronic shutter); RAW Burst 30 fps
Video
Max video 4K UHD 23.98/25.00p4K UHD up to 59.94p (6K oversampled)
Codecs / sampling MP4 (IPB Standard); ALL-I for time-lapseH.264/MPEG-4 AVC, H.265/HEVC
Recording limit not published (recording stops per card capacity/thermal; no fixed minute cap stated)Max continuous recording time 2 hours (excluding High Frame Rate movies)
Viewfinder & Screen
EVF resolution 2,360,000 dots2.36 million dots (1024x768)
EVF magnification Approx. 0.95x / 28.0°0.70x
Rear screen 3.0-inch TFT color LCD, Approx. 1,040,000 dots (fixed, touchscreen)3.0-inch (7.5cm) Clear View LCD II, approx. 1.62 million dots, touchscreen (vari-angle not explicitly stated on this spec page)
Body & Handling
Dimensions (W×H×D) 116.3 × 85.5 × 68.8 mm132.5 × 86.1 × 70 mm
Weight (body) 356 g461 g
Weather sealing —, not publishedYes (Water/Dust Resistance: Yes per spec page); official press release also markets it as "weather-resistant construction"
Shutter durability —, not published—, not published
Power & Storage
Battery life (CIPA) 320 (viewfinder shooting, power saving, +23°C, LP-E17)370 shots (LCD) / 220 shots (EVF), CIPA standard, at 23°C
Battery LP-E17LP-E17 (supplied)
Card slots 1x SD/SDHC/SDXC (UHS-I)1x SD/SDHC/SDXC, UHS-II
Connectivity
USB USB Type-C, equivalent to Hi-Speed USB (USB 2.0)SuperSpeed Plus USB (USB 3.2 Gen 2), USB-C connector
Wireless IEEE 802.11b/g/n Wi-Fi; Bluetooth Specification Version 4.2 (BLE)Wi-Fi IEEE802.11b/g/n (2.4GHz), Bluetooth 4.2
HDMI HDMI micro OUT terminal (Type D)HDMI Micro out (Type D, HDMI-CEC not supported)
Price
Launch price $479.99 USD (body only, usa.canon.com/shop/p/eos-r100 regular price)$1,499.00 (body only)
Size, to scale
R100116.3×85.5×68.8R8132.5×86.1×70

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 25 V2 Fits
with 24-105 f/4 · View at B&H Photo Video

Sources

official · R100 specifications: Canon USA (official Knowledge Base: EOS R100 Specifications) · accessed 2026-07-10
“Type: APS-C CMOS sensor | Effective pixels: Max. approx. 24.1 megapixels ... Continuous shooting | One-Shot AF | 6.5 shots/sec. ... Dot count: Approx. 2,360,000 dots (viewfinder) ... Screen size: Approx. 7.5 cm (3.0 inch) ... Dot count: Approx. 1,040,000 dots ... Compatible battery pack | LP-E17”
official · R8 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 No. Continuous Shooting Max. Approx. 6fps with Electronic 1st-curtain shutter, Max. Approx. 40fps with Electronic shutter. Battery Life With LCD Approx. 370 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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