The Olympus OM-D E-M5 Mark II is 8.9 mm narrower, 1.1 mm shorter, 32 mm thinner and 35 g heavier than the Canon EOS R8.
| Canon EOS R8 | Olympus OM-D E-M5 Mark II | |
|---|---|---|
| Size (W × H × D) | 132.6 × 86.1 × 70 mm | 123.7 × 85 × 38 mm |
| Weight | 461 g | 496 g |
| Lens | Canon RF | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2023 | 2015 |