The Olympus OM-D E-M10 Mark II is 24 mm narrower, 32.4 mm shorter, 29.3 mm thinner and 450 g lighter than the Nikon D780.
| Nikon D780 | Olympus OM-D E-M10 Mark II | |
|---|---|---|
| Size (W × H × D) | 143.5 × 115.5 × 76 mm | 119.5 × 83.1 × 46.7 mm |
| Weight | 840 g | 390 g |
| Lens | Nikon F | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2020 | 2015 |