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Quick take: The EOS M10 has the highest resolution at 18MP; the EOS M10 is the most affordable.
Where the EOS-1D Mark III wins
Where the EOS M10 wins
16 specs side by side·14 genres scored·UK prices from Wex Photo Video, Clifton Cameras, MPB, eBay and Amazon UK
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The EOS M10 is 47 mm narrower, 91 mm shorter, 48 mm slimmer and 854 g lighter than the EOS-1D Mark III.
Drawn to scale from the makers' dimensions (W × H × D). Front shown, depth on the slanted edge.
EOS M10 — Casual & Everyday: The EOS M10 is Canon's most basic EF-M mirrorless — small, stylish, and approachable, with 18MP and a tilting touchscreen. It lacks the specs of newer EF-M bodies but delivers solid results for everyday shooting and represents an affordable entry into the Canon mirrorless ecosystem.
| Specification | EOS-1D Mark IIICanon · 2007 | EOS M10Canon · 2015 |
|---|---|---|
| Price | £102 used | £79 usedBest |
| Sensor | 10.1MP APS-H CMOS | 18MP APS-C CMOS |
| Resolution | 10.1MP | 18.0MPBest |
| Video | No video | 1080p/30p |
| Autofocus | 45-point phase-detect (19 cross-type + 26 assist) via viewfinder | Hybrid CMOS AF III (phase-detect + contrast-detect) |
| Stabilisation | No IBIS (lens-based stabilisation only) | — |
| Burst Rate | 10fpsBest | 4.6fps |
| Battery Life | ~2200 shots (CIPA)Best | ~250 shots (CIPA) |
| Weight | 1155g (body only) | 265g (body only)Best |
| Dimensions | 156 × 156.6 × 79.9mm | 108.6 × 66.5 × 32.3mm |
| Weather Sealed | Not weather sealed | Not weather sealed |
| Viewfinder | Optical pentaprism, 100% coverage, 0.76x | No viewfinder |
| Screen | 3.0" fixed LCD, 230k dots | 3.0" tilting touchscreen, 1.04M dots |
| Mount | Canon EF | Canon EF-M mount |
| Memory Cards | Dual slots: CompactFlash + SD | Single SD UHS-I slot |
| Connectivity | USB 2.0, video out, PC sync, N3 remote, WFT system terminal | USB, Wi-Fi, NFC |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
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 →