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Quick take: The A1 II has the highest resolution at 50MP; the PowerShot G7X Mark III is the most affordable; only the A1 II is weather sealed.
Where the PowerShot G7X Mark III wins
Where the A1 II wins
16 specs side by side·16 genres scored·UK prices from Wex Photo Video, Clifton Cameras, MPB, eBay and Amazon UK
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The PowerShot G7X Mark III is 30 mm narrower, 36 mm shorter, 42 mm slimmer and 439 g lighter than the A1 II.
Drawn to scale from the makers' dimensions (W × H × D). Front shown, depth on the slanted edge.
PowerShot G7X Mark III — Vlogging, Content Creation & Travel Video: The finest vlogging compact available — pocket-sized 4K, a flip screen, mic input, and USB live streaming in one remarkably capable package.
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 | PowerShot G7X Mark IIICanon · 2019 | A1 IISony · 2024 |
|---|---|---|
| Price | £859Best | £5,699 |
| Sensor | 20.1MP 1-inch BSI-CMOS | 50.1MP full-frame stacked BSI CMOS |
| Resolution | 20.1MP | 50.1MPBest |
| Video | 4K/30p, 1080p/120p — no crop in 4K | 8K/30p, 4K/120p 10-bit, S-Log3 |
| Autofocus | Contrast-detect AF with face and eye detection | AI subject recognition — human, animal, bird, insect, vehicle, aircraft, train |
| Stabilisation | Optical IS — lens-based | 8.5-stop IBIS (with in-lens OSS) |
| Burst Rate | 20fps (with fixed AF/AE) | 30fps electronic (with full AF/AE), 10fps mechanicalBest |
| Battery Life | ~235 shots (CIPA) | ~530 shots (CIPA)Best |
| Weight | 304g (with battery and card)Best | 743g (body only) |
| Dimensions | 105.5 × 60.9 × 41.4mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | Not weather sealed | YesBest |
| Viewfinder | No viewfinder | EVF 0.9× 9.44M-dot — the highest resolution EVF available |
| Screen | 3.0" fully tilting touchscreen (180° flip for self-facing) | 3.2" fully articulating touchscreen, 2.1M dots |
| Mount | Fixed 24-100mm equivalent f/1.8-2.8 lens | Sony E-mount (full-frame) |
| Memory Cards | Single SD UHS-I slot | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | USB-C, Bluetooth, Wi-Fi, 3.5mm mic jack, USB live streaming | 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 →