The Canon EOS 5D Mark III is 14 mm wider, 18.9 mm taller, 11.6 mm thinner and 212 g heavier than the Canon EOS R5.
| Canon EOS R5 | Canon EOS 5D Mark III | |
|---|---|---|
| Size (W × H × D) | 138 × 97.5 × 88 mm | 152 × 116.4 × 76.4 mm |
| Weight | 738 g | 950 g |
| Lens | Canon RF | Canon EF |
| Sensor | — | Full frame |
| Announced | 2020 | 2012 |