The Leica SL3-S is 15.7 mm wider, 15 mm taller, 8.7 mm deeper and 84 g heavier than the Pentax KF.
| Pentax KF | Leica SL3-S | |
|---|---|---|
| Size (W × H × D) | 125.5 × 93 × 74 mm | 141.2 × 108 × 82.7 mm |
| Weight | 684 g | 768 g |
| Lens | Pentax K | L-Mount |
| Sensor | APS-C | — |
| Announced | 2022 | 2025 |