Upgrade Guide
Sony RX100 III→Sony RX100
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Skip it
The RX100 offers little measurable spec improvement over the RX100 III. Spend the money on glass instead.
Unchanged or similar
-
ResolutionSimilar (20MP)
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | RX100 III | RX100 | |
|---|---|---|---|
| Portrait | -0.7 | ||
| Street | -0.8 | ||
| Travel | -0.4 | ||
| Wedding & Events | -0.3 | ||
| Documentary | — | ||
| Landscape | -0.3 | ||
| Casual | -0.1 | ||
| Food | -0.8 | ||
| Macro | -0.5 | ||
| Architecture | -0.7 | ||
| Astrophotography | -0.3 |
Full spec comparison
| Spec | RX100 III | RX100 | |
|---|---|---|---|
| Price | £275 used | £74 used | |
| Released | 2014 | 2012 | ↓ |
| Sensor | 20.1MP 1-inch CMOS | 20.2MP 1-inch CMOS | |
| Resolution | 20MP | 20MP | ↑ |
| Video | Full HD 1080p/60 (XAVC S) | Full HD 1080p/60 | |
| Autofocus | 25-point contrast-detect AF, Eye AF, Lock-on AF | 25-point contrast-detect AF with face detection | |
| Stabilisation | Optical SteadyShot (in the lens), no IBIS | Optical SteadyShot (in the lens), no IBIS | |
| Burst Rate | 10fps (2.9fps with AF-S per frame) | 10fps (focus fixed at the first frame) | |
| Battery Life | ~320 shots (CIPA) | ~330 shots (CIPA) | ↑ |
| Weight | 290g (with battery and card) | 240g (with battery and card) | ↑ |
| Weather Sealed | Not weather sealed | Not weather sealed | |
| Viewfinder | Pop-up OLED EVF, 1.44M dots | No viewfinder | |
| Screen | 3.0" LCD, 1.23M dots, tilts 180° up | 3.0" fixed LCD, 1.23M dots | |
| Mount | Fixed Zeiss Vario-Sonnar T* 24-70mm f/1.8-2.8 | Fixed Zeiss Vario-Sonnar T* 28-100mm f/1.8-4.9 | |
| Memory Cards | Single SD / Memory Stick slot | Single SD / Memory Stick slot |
Compare side-by-side
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