The Olympus OM-D E-M1 Mark III is 9.9 mm narrower, 27.6 mm shorter, 14.1 mm thinner and 330 g lighter than the Nikon Z8.
| Nikon Z8 | Olympus OM-D E-M1 Mark III | |
|---|---|---|
| Size (W × H × D) | 144 × 118.5 × 83 mm | 134.1 × 90.9 × 68.9 mm |
| Weight | 910 g | 580 g |
| Lens | Nikon Z | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2023 | 2020 |