Upgrade Guide
Sony RX100 III→Sony A6100
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Strong upgrade
The A6100 improves across 3 key areas at a reasonable price gap. Most RX100 III owners will notice the difference.
What's new in the A6100
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Resolution24MP vs 20MP (+4MP)
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Battery life420 shots (CIPA) vs ~320 shots (CIPA)
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Generation5 years newer (2019 vs 2014)
Unchanged or similar
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StabilisationIBIS not present in new body
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 | A6100 | |
|---|---|---|---|
| Portrait | +2.7 | ||
| Street | +0.2 | ||
| Travel | -0.2 | ||
| Wedding & Events | +2.6 | ||
| Documentary | +1.9 | ||
| Landscape | +0.7 | ||
| Casual | +2.3 | ||
| Food | +1.8 | ||
| Macro | +1.8 | ||
| Architecture | +1.2 | ||
| Astrophotography | +3.1 | ||
| Vlogging & Video | — | ||
| Filmmaking | — | ||
| Sports & Action | — | ||
| Wildlife | — |
Full spec comparison
| Spec | RX100 III | A6100 | |
|---|---|---|---|
| Price | £275 used | £649 | |
| Released | 2014 | 2019 | ↑ |
| Sensor | 20.1MP 1-inch CMOS | APS-C Exmor CMOS | |
| Resolution | 20MP | 24MP | ↑ |
| Video | Full HD 1080p/60 (XAVC S) | 4K 30fps | |
| Autofocus | 25-point contrast-detect AF, Eye AF, Lock-on AF | 425-point phase-detect, real-time tracking | |
| Stabilisation | Optical SteadyShot (in the lens), no IBIS | No stabilisation | |
| Burst Rate | 10fps (2.9fps with AF-S per frame) | 11fps | ↑ |
| Battery Life | ~320 shots (CIPA) | 420 shots (CIPA) | ↑ |
| Weight | 290g (with battery and card) | 396g (body only) | ↓ |
| Weather Sealed | Not weather sealed | Not weather sealed | |
| Viewfinder | Pop-up OLED EVF, 1.44M dots | EVF 0.39" 1.44M-dot | |
| Screen | 3.0" LCD, 1.23M dots, tilts 180° up | 3.0" tilting touchscreen, 921k-dot | |
| Mount | Fixed Zeiss Vario-Sonnar T* 24-70mm f/1.8-2.8 | Sony E-Mount | |
| Memory Cards | Single SD / Memory Stick slot | SD UHS-I / Memory Stick |
Compare side-by-side
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