The Ricoh GR IV Monochrome is 6.8 mm narrower, 25.9 mm shorter, 23.8 mm thinner and 140 g lighter than the Olympus Stylus 1.
| Olympus Stylus 1 | Ricoh GR IV Monochrome | |
|---|---|---|
| Size (W × H × D) | 116.2 × 87 × 56.5 mm | 109.4 × 61.1 × 32.7 mm |
| Weight | 402 g | 262 g |
| Lens | Fixed lens | Fixed lens |
| Sensor | 1/1.7" | — |
| Announced | 2013 | 2026 |