The Pentax K-70 is 0.2 mm wider, 7.8 mm taller, 24.3 mm deeper and 274 g heavier than the Olympus OM-D E-M5 Mark III.
| Olympus OM-D E-M5 Mark III | Pentax K-70 | |
|---|---|---|
| Size (W × H × D) | 125.3 × 85.2 × 49.7 mm | 125.5 × 93 × 74 mm |
| Weight | 414 g | 688 g |
| Lens | Micro Four Thirds | Pentax K |
| Sensor | Four Thirds | — |
| Announced | 2019 | 2016 |