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Quick take: The Q3 has the highest resolution at 60MP; the Q3 is the most affordable.
16 specs side by side·16 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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Q3 — Travel, Street & Premium Compact Shooters: 60MP, Summilux 28mm, IBIS, and weather sealing — the Q3 is the ultimate fixed-lens camera for those who can justify the cost.
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 | Q3Leica · 2023 | A1 IISony · 2024 |
|---|---|---|
| Price | £5,650Best | £5,699 |
| Sensor | 60MP full-frame BSI CMOS | 50.1MP full-frame stacked BSI CMOS |
| Resolution | 60.0MPBest | 50.1MP |
| Video | 8K/30p, 4K/60p, C4K/60p | 8K/30p, 4K/120p 10-bit, S-Log3 |
| Autofocus | Phase-detect AF with subject/face/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 | 30fps electronic (with full AF/AE), 10fps mechanicalBest |
| Battery Life | 380 shots (CIPA) | ~530 shots (CIPA)Best |
| Weight | 658g (body only)Best | 743g (body only) |
| Dimensions | 130.0 × 80.3 × 91.0mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.787" OLED EVF, 5.76M dots | EVF 0.9× 9.44M-dot — the highest resolution EVF available |
| Screen | 3.0" tilting touchscreen | 3.2" fully articulating touchscreen, 2.1M dots |
| Mount | Fixed Summilux 28mm f/1.7 ASPH | Sony E-mount (full-frame) |
| Memory Cards | Single SD UHS-II | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C 3.1, Wi-Fi, Bluetooth | 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 →