The Olympus OM-D E-M1 Mark III is 6.4 mm wider, 5.8 mm taller, 3.5 mm deeper and 89 g heavier than the Fujifilm X-S20.
| Fujifilm X-S20 | Olympus OM-D E-M1 Mark III | |
|---|---|---|
| Size (W × H × D) | 127.7 × 85.1 × 65.4 mm | 134.1 × 90.9 × 68.9 mm |
| Weight | 491 g | 580 g |
| Lens | Fujifilm X | Micro Four Thirds |
| Sensor | — | Four Thirds |
| Announced | 2023 | 2020 |