The Olympus OM-D E-M1 is 18.2 mm narrower, 18.9 mm shorter, 15.1 mm thinner and 523 g lighter than the Canon EOS 7D Mark II.
| Canon EOS 7D Mark II | Olympus OM-D E-M1 | |
|---|---|---|
| Size (W × H × D) | 148.6 × 112.4 × 78.2 mm | 130.4 × 93.5 × 63.1 mm |
| Weight | 1,020 g | 497 g |
| Lens | Canon EF | Micro Four Thirds |
| Sensor | APS-C | Four Thirds |
| Announced | 2014 | 2013 |