The Olympus OM-D E-M5 Mark III is 18.7 mm narrower, 33.3 mm shorter, 33.3 mm thinner and 496 g lighter than the Nikon Z8.
| Nikon Z8 | Olympus OM-D E-M5 Mark III | |
|---|---|---|
| Size (W × H × D) | 144 × 118.5 × 83 mm | 125.3 × 85.2 × 49.7 mm |
| Weight | 910 g | 414 g |
| Lens | Nikon Z | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2023 | 2019 |