Decision tools · Compare
EOS C300 Mark III vs EOS R1
Quick take: The EOS C300 Mark III is the most affordable; only the EOS R1 is weather sealed.
Different kinds of camera — their specs aren't comparable, so read the rows as facts, not a contest.
35 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
Canon
EOS R1 2024
Best for Professional sports, wildlife & photojournalism
£6399
new today at Wex Photo Video
Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more
Verdictwhich should you buy?
EOS R1 — Professional Sports, Wildlife & Photojournalism: Canon's ultimate professional camera — 40fps, a class-leading EVF, and AI AF that simply doesn't miss.
Who should buy what
EOS R1 (2024)
is the right camera for you if…
- Professional sports and news photographers who cannot miss a shot
- Wildlife photographers needing the fastest AF and burst available
- Photojournalists requiring reliable pro-grade build and connectivity
- Canon R3 owners or 1D X Mark III users upgrading to mirrorless flagship
Full specificationsthe better value in each row is highlighted
| Specification | EOS C300 Mark IIICanon · 2020 | EOS R1Canon · 2024 |
|---|---|---|
| Price | £5,829Best | £6,399 |
| Sensor | — | 24.2MP Full-Frame Stacked CMOS |
| Resolution | — | 24.2MP |
| Video | — | 6K RAW/60p, 4K/120p, 1080p/240p |
| Autofocus | — | Dual Pixel CMOS AF III — 100% coverage, deep learning subject detection |
| Stabilisation | — | IBIS — up to 8 stops combined |
| Burst Rate | — | 40fps electronic, 12fps mechanical |
| Battery Life | — | ~530 shots (CIPA) |
| Weight | — | 920g (body only) |
| Dimensions | — | 159.5 × 143.9 × 87.3mm |
| Weather Sealed | Not weather sealed | YesBest |
| Viewfinder | — | EVF, 9.44M dots, 0.90× magnification |
| Screen | — | 3.2" fully articulating touchscreen |
| Mount | Canon EF | Canon RF mount |
| Memory Cards | — | Dual CFexpress Type B |
| Connectivity | — | USB-C (10Gbps), Wi-Fi 6GHz, Bluetooth, Ethernet, HDMI |
| Sensor | Super 35 (APS-C) | — |
| Top video | 4K | — |
| 4K frame rate | 120 fps | — |
| Slow motion | 180 fps (HD) | — |
| RAW internal | Cinema RAW Light | — |
| Codecs | Cinema RAW Light, XF-AVC | — |
| Log | Canon Log 2, Canon Log 3 | — |
| Built-in ND | Stepped (built-in filter wheel), up to 10 stops | — |
| XLR inputs | 2 | — |
| SDI out | 12G-SDI | — |
| HDMI | Full-size | — |
| Timecode | Yes | — |
| Autofocus | On-sensor phase detect (hybrid) | — |
| Stabilisation | Electronic (EIS) | — |
| Battery | Canon BP-A60 · Canon BP-A | — |
| Media | CFexpress Type B + CFexpress Type B + SD | — |
| Record limit | No limit (cinema camera) | — |
| Lens mount | Canon EF (swappable mount plate) | — |
| Body weight | 1750 g | — |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
EOS C300 Mark III
EOS R1
Portrait
—
8.3/10
Street
—
5.7/10
Travel
—
5.4/10
Wedding & Events
—
8.5/10
Vlogging & Video
—
5.4/10
Filmmaking
—
8.3/10
Documentary
—
8.0/10
Sports & Action
—
9.1/10
Landscape
—
6.3/10
Wildlife
—
8.9/10
Casual
—
4.6/10
Food
—
7.6/10
Macro
—
8.3/10
Architecture
—
6.6/10
Astrophotography
—
6.7/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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