The Olympus OM-D E-M5 Mark III is 2.7 mm narrower, 11.7 mm taller, 9.8 mm thinner and 9 g heavier than the Nikon Z30.
| Nikon Z30 | Olympus OM-D E-M5 Mark III | |
|---|---|---|
| Size (W × H × D) | 128 × 73.5 × 59.5 mm | 125.3 × 85.2 × 49.7 mm |
| Weight | 405 g | 414 g |
| Lens | Nikon Z | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2022 | 2019 |