The Nikon D3400 is 3 mm wider, 8.4 mm taller, 33.6 mm deeper and 60 g heavier than the Olympus OM-D E-M5.
| Olympus OM-D E-M5 | Nikon D3400 | |
|---|---|---|
| Size (W × H × D) | 121 × 89.6 × 41.9 mm | 124 × 98 × 75.5 mm |
| Weight | 400 g | 460 g |
| Lens | Micro Four Thirds | Nikon F |
| Sensor | Four Thirds | — |
| Announced | 2012 | 2016 |