The Olympus OM-D E-M1 Mark III is 7.6 mm wider, 2.6 mm shorter, 8.9 mm deeper and 130 g heavier than the Nikon Z50.
| Nikon Z50 | Olympus OM-D E-M1 Mark III | |
|---|---|---|
| Size (W × H × D) | 126.5 × 93.5 × 60 mm | 134.1 × 90.9 × 68.9 mm |
| Weight | 450 g | 580 g |
| Lens | Nikon Z | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2019 | 2020 |