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Quick take: The Sony RX1R III has the highest resolution at 61MP; the Sony RX1R III is the most affordable; only the Q3 43 is weather sealed.
16 specs side by side·12 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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Q3 43 — Documentary, Portrait & Reportage Photography: The Q3 with the most human lens — 43mm, 60MP, and Leica rendering at its most natural and versatile.
| Specification | Q3 43Leica · 2024 | Sony RX1R IIISony · 2025 |
|---|---|---|
| Price | £5,890 | £3,899Best |
| Sensor | 60MP full-frame BSI CMOS | 61MP full-frame Exmor R BSI CMOS |
| Resolution | 60.0MP | 61.0MPBest |
| Video | 8K/30p, 4K/60p 10-bit — L-Log | 4K/30p, 10-bit |
| Autofocus | Phase-detect AF with face and eye detection | Hybrid phase-detect AF (693 points) with eye detection |
| Stabilisation | Optical stabilisation in the lens (no IBIS) | No stabilisation |
| Burst Rate | 15fps electronicBest | 5fps |
| Battery Life | ~350 shots (CIPA)Best | 300 shots (CIPA, LCD) |
| Weight | 743g (body only) | 496g (with battery and card)Best |
| Dimensions | 130.0 × 80.3 × 91.1mm | — |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | EVF 0.79× 5.76M-dot OLED | EVF, 2.36M dots |
| Screen | 3.0" tilting touchscreen, 1.84M dots | Tilting touchscreen |
| Mount | Fixed Summicron-M 43mm f/2 ASPH (43mm — closest to human field of view) | Fixed 35mm f/2 Zeiss Sonnar lens |
| Memory Cards | Single UHS-II SD slot | Single SD (UHS-II) |
| Connectivity | USB-C 3.2 Gen 2, Wi-Fi 5GHz, Bluetooth 5.0 | USB-C, Wi-Fi, Bluetooth |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →