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Quick take: The A1 has the highest resolution at 50MP; the IXUS 285 HS A is the most affordable; only the A1 is weather sealed.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
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A1 — Professional Sport, Wildlife, Portrait & Hybrid Shooting: 50MP, 30fps, 8K — the Sony A1 is the most complete professional camera ever made.
| Specification | IXUS 285 HS ACanon · 2025 | A1Sony · 2021 |
|---|---|---|
| Price | £369Best | £4,799 |
| Sensor | 20.2MP 1/2.3-inch BSI CMOS | 50.1MP Full-Frame Stacked BSI CMOS Exmor RS |
| Resolution | 20.2MP | 50.1MPBest |
| Video | 1080p/30p | 8K/30p, 4K/120p, 1080p/240p |
| Autofocus | Contrast-detect AF | Real-time Tracking, AI subject recognition — 759 phase-detect points |
| Stabilisation | Intelligent IS (lens-based) | IBIS — up to 5.5 stops |
| Burst Rate | 2fps | 30fps electronic with full AF/AEBest |
| Battery Life | 220 shots (CIPA, estimated) | ~430 shots (CIPA)Best |
| Weight | 145g (estimated)Best | 737g (with battery and card) |
| Dimensions | — | 128.9 × 96.9 × 80.8mm |
| Weather Sealed | Not weather sealed | YesBest |
| Viewfinder | None (screen only) | EVF, 9.44M dots, 0.90× magnification, 240fps |
| Screen | Fixed screen, no touch | 3.0" fully tilting touchscreen |
| Mount | Fixed 12x zoom lens (25-300mm equivalent) | Sony FE mount (full-frame E-mount) |
| Memory Cards | microSD (this 'A' revision only) | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB, Wi-Fi | USB-C, Wi-Fi 5GHz, Bluetooth, Ethernet, HDMI |
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 →