The Nikon D810 is 1.5 mm wider, 12.5 mm taller, 10.3 mm deeper and 210 g heavier than the Canon EOS 6D.
| Canon EOS 6D | Nikon D810 | |
|---|---|---|
| Size (W × H × D) | 144.5 × 110.5 × 71.2 mm | 146 × 123 × 81.5 mm |
| Weight | 770 g | 980 g |
| Lens | Canon EF | Nikon F |
| Sensor | Full frame | — |
| Announced | 2012 | 2014 |