The Canon EOS M3 is 2.9 mm wider, 1.4 mm taller, 9.4 mm deeper and 65 g heavier than the Canon EOS M10.
| Canon EOS M10 | Canon EOS M3 | |
|---|---|---|
| Size (W × H × D) | 108 × 66.6 × 35 mm | 110.9 × 68 × 44.4 mm |
| Weight | 301 g | 366 g |
| Lens | Canon EF-M | Canon EF-M |
| Announced | 2015 | 2015 |