The Olympus OM-D E-M5 Mark III is 9 mm wider, 0.3 mm shorter, 19.1 mm thinner and 58 g heavier than the Canon EOS R100.
| Canon EOS R100 | Olympus OM-D E-M5 Mark III | |
|---|---|---|
| Size (W × H × D) | 116.3 × 85.5 × 68.8 mm | 125.3 × 85.2 × 49.7 mm |
| Weight | 356 g | 414 g |
| Lens | Canon RF | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2023 | 2019 |