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Quick take: The EOS M has the highest resolution at 18MP; the EOS 500D is the most affordable.
16 specs side by side·13 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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EOS M — Canon Mirrorless History & Ef-M Collectors: Canon's first mirrorless — a historic body that broke new ground with touch-AF and EF-M, but its sluggish contrast-detect system quickly became its Achilles heel.
| Specification | EOS 500DCanon · 2009 | EOS MCanon · 2012 |
|---|---|---|
| Price | £57Best | £80 |
| Sensor | 15.1MP APS-C CMOS | 18MP APS-C CMOS |
| Resolution | 15.1MP | 18.0MPBest |
| Video | Full HD 1080p/20, 720p/30 | 1080p 30fps |
| Autofocus | 9-point phase-detect (centre cross-type) via viewfinder; contrast AF with face detection in live view | Hybrid CMOS AF (phase + contrast), notoriously slow |
| Stabilisation | No IBIS (lens-based stabilisation only) | — |
| Burst Rate | 3.4fps | 4fpsBest |
| Battery Life | ~400 shots (CIPA)Best | ~230 shots (CIPA) |
| Weight | 530g (with battery) | 262g (body only)Best |
| Dimensions | 128.8 × 97.5 × 61.9mm | 108.6 × 66.5 × 32.3mm |
| Weather Sealed | Not weather sealed | Not weather sealed |
| Viewfinder | Optical pentamirror, 95% coverage, 0.87x | No viewfinder |
| Screen | 3.0" fixed LCD, 920k dots | 3.0" fixed touchscreen, 1.04M dots |
| Mount | Canon EF / EF-S | Canon EF-M mount |
| Memory Cards | Single SD slot | 1× SD/SDHC/SDXC |
| Connectivity | USB 2.0, mini HDMI, AV out, E3 remote | USB 2.0 |
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 →