The Canon EOS R100 is 24.4 mm narrower, 19.3 mm shorter, 8 mm thinner and 345 g lighter than the Canon EOS 90D.
| Canon EOS 90D | Canon EOS R100 | |
|---|---|---|
| Size (W × H × D) | 140.7 × 104.8 × 76.8 mm | 116.3 × 85.5 × 68.8 mm |
| Weight | 701 g | 356 g |
| Lens | Canon EF | Canon RF |
| Sensor | APS-C | — |
| Announced | 2019 | 2023 |