Upgrade Guide
Sony A6100→Sony Sony RX1R III
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
→
Worthwhile
Clear improvements over the A6100. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the Sony RX1R III
-
Resolution61MP vs 24MP (+37MP)
-
StabilisationIBIS added — significant for handheld and video
-
Generation6 years newer (2025 vs 2019)
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 | A6100 | Sony RX1R III | |
|---|---|---|---|
| Portrait | -0.8 | ||
| Street | +0.3 | ||
| Travel | -0.3 | ||
| Wedding & Events | +0.6 | ||
| Vlogging & Video | — | ||
| Filmmaking | +0.4 | ||
| Documentary | +0.3 | ||
| Sports & Action | — | ||
| Landscape | +0.8 | ||
| Wildlife | — | ||
| Casual | -1.9 | ||
| Food | +0.1 | ||
| Macro | -0.4 | ||
| Architecture | +0.5 | ||
| Astrophotography | +0.2 |
Full spec comparison
| Spec | A6100 | Sony RX1R III | |
|---|---|---|---|
| Price | £549 | £3,899 | |
| Released | 2019 | 2025 | ↑ |
| Sensor | APS-C Exmor CMOS | 61MP full-frame Exmor R BSI CMOS | |
| Resolution | 24MP | 61MP | ↑ |
| Video | 4K 30fps | 4K/30p, 10-bit | |
| Autofocus | 425-point phase-detect, real-time tracking | Hybrid phase-detect AF (693 points) with eye detection | |
| Stabilisation | No stabilisation | No stabilisation | |
| Burst Rate | 11fps | 5fps | ↓ |
| Battery Life | 420 shots (CIPA) | 300 shots (CIPA, LCD) | ↓ |
| Weight | 396g (body only) | 496g (with battery and card) | ↓ |
| Weather Sealed | Not weather sealed | Not weather sealed | |
| Viewfinder | EVF 0.39" 1.44M-dot | EVF, 2.36M dots | |
| Screen | 3.0" tilting touchscreen, 921k-dot | Tilting touchscreen | |
| Mount | Sony E-Mount | Fixed 35mm f/2 Zeiss Sonnar lens | |
| Memory Cards | SD UHS-I / Memory Stick | Single SD (UHS-II) |
Compare side-by-side
⚖️ Compare these cameras
See A6100 and Sony RX1R III next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the Sony RX1R III against your specific genres — not just specs.
Other upgrades from the A6100
Related buying guides
Camera family history