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Quick take: The Q3 43 has the highest resolution at 60MP; the A1 II is the most affordable.
Where the Q3 43 wins
Where the A1 II wins
16 specs side by side·15 genres scored·UK prices from Wex Photo Video, Clifton Cameras, MPB, eBay and Amazon UK
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The Q3 43 is 6 mm narrower, 6 mm shorter, 3 mm slimmer and 29 g heavier than the A1 II.
Drawn to scale from the makers' dimensions (W × H × D). Front shown, depth on the slanted edge.
Q3 43 — Documentary, Portrait & Reportage Photography: The Q3 with the most human lens — 43mm, 60MP, and Leica rendering at its most natural and versatile.
A1 II — Professional Sports, Wildlife & High-Resolution Studio Work: The most complete camera ever made — 50MP, 30fps, 8K, and the world's best EVF in a single flagship body.
| Specification | Q3 43Leica · 2024 | A1 IISony · 2024 |
|---|---|---|
| Price | £5,890 | £5,699Best |
| Sensor | 60MP full-frame BSI CMOS | 50.1MP full-frame stacked BSI CMOS |
| Resolution | 60.0MPBest | 50.1MP |
| Video | 8K/30p, 4K/60p 10-bit — L-Log | 8K/30p, 4K/120p 10-bit, S-Log3 |
| Autofocus | Phase-detect AF with face and eye detection | AI subject recognition — human, animal, bird, insect, vehicle, aircraft, train |
| Stabilisation | Optical stabilisation in the lens (no IBIS) | 8.5-stop IBIS (with in-lens OSS) |
| Burst Rate | 15fps electronic | 30fps electronic (with full AF/AE), 10fps mechanicalBest |
| Battery Life | ~350 shots (CIPA) | ~530 shots (CIPA)Best |
| Weight | 743g (body only) | 743g (body only) |
| Dimensions | 130.0 × 80.3 × 91.1mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF 0.79× 5.76M-dot OLED | EVF 0.9× 9.44M-dot — the highest resolution EVF available |
| Screen | 3.0" tilting touchscreen, 1.84M dots | 3.2" fully articulating touchscreen, 2.1M dots |
| Mount | Fixed Summicron-M 43mm f/2 ASPH (43mm — closest to human field of view) | Sony E-mount (full-frame) |
| Memory Cards | Single UHS-II SD slot | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C 3.2 Gen 2, Wi-Fi 5GHz, Bluetooth 5.0 | USB-C 3.2 Gen 2, Wi-Fi 6GHz, Bluetooth 5.3, HDMI full-size |
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 →