The Canon EOS M3 is 28.1 mm narrower, 12 mm shorter, 7.4 mm deeper and 234 g lighter than the Leica M Monochrom.
| Leica M Monochrom | Canon EOS M3 | |
|---|---|---|
| Size (W × H × D) | 139 × 80 × 37 mm | 110.9 × 68 × 44.4 mm |
| Weight | 600 g | 366 g |
| Lens | Leica M | Canon EF-M |
| Announced | 2012 | 2015 |