The Olympus OM-D E-M5 Mark II is 36.3 mm narrower, 73.5 mm shorter, 54 mm thinner and 909 g lighter than the Nikon D5.
| Nikon D5 | Olympus OM-D E-M5 Mark II | |
|---|---|---|
| Size (W × H × D) | 160 × 158.5 × 92 mm | 123.7 × 85 × 38 mm |
| Weight | 1,405 g | 496 g |
| Lens | Nikon F | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2016 | 2015 |