The Canon EOS-1D C is 20 mm wider, 86.6 mm taller, 49.2 mm deeper and 1,042 g heavier than the Leica M4.
| Leica M4 | Canon EOS-1D C | |
|---|---|---|
| Size (W × H × D) | 138 × 77 × 33.5 mm | 158 × 163.6 × 82.7 mm |
| Weight | 545 g | 1,587 g |
| Lens | Leica M | Canon EF |
| Sensor | — | Full frame |
| Announced | 1967 | 2012 |