The Canon EOS RP is 25.5 mm narrower, 82.6 mm shorter, 12.6 mm thinner and 765 g lighter than the Canon EOS-1D X Mark III.
| Canon EOS-1D X Mark III | Canon EOS RP | |
|---|---|---|
| Size (W × H × D) | 158 × 167.6 × 82.6 mm | 132.5 × 85 × 70 mm |
| Weight | 1,250 g | 485 g |
| Lens | Canon EF | Canon RF |
| Sensor | Full frame | — |
| Announced | 2020 | 2019 |