The Olympus PEN E-P7 is 12.7 mm narrower, 31.4 mm shorter, 38.1 mm thinner and 203 g lighter than the Canon EOS 77D.
| Canon EOS 77D | Olympus PEN E-P7 | |
|---|---|---|
| Size (W × H × D) | 131 × 99.9 × 76.2 mm | 118.3 × 68.5 × 38.1 mm |
| Weight | 540 g | 337 g |
| Lens | Canon EF | Micro Four Thirds |
| Sensor | APS-C | Four Thirds |
| Announced | 2017 | 2021 |