Decision tools · Compare
OM-5 Mark II vs A7C II
Quick take: The A7C II has the highest resolution at 33MP; the OM-5 Mark II is the most affordable.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Verdictwhich should you buy?
A7C II — Full-Frame Hybrid: Full-frame AI autofocus in the most compact body available — the best camera under £1,500 for hybrid shooters.
Who should buy what
A7C II (2023)
is the right camera for you if…
- Travel photographers who want full-frame quality in the most compact body
- Hybrid shooters who need full-frame video and IBIS in a small package
- A7C owners looking for a significant AF and video upgrade
- Portrait and wedding photographers who want a discreet full-frame backup
Full specificationsthe better value in each row is highlighted
| Specification | OM-5 Mark IIOM System · 2025 | A7C IISony · 2023 |
|---|---|---|
| Price | £880Best | £1,499 |
| Sensor | 20.4MP Four Thirds Live MOS | 33MP Full-frame Exmor R BSI CMOS |
| Resolution | 20.4MP | 33.0MPBest |
| Video | 4K/30p, OM-Log400 | 4K/60p oversampled, S-Log3, 10-bit internal |
| Autofocus | Phase-hybrid AF (121 cross-type points) | 759-point phase-detect, AI subject recognition |
| Stabilisation | Up to 7.5-stop Sync IS (6.5-stop body-only) | 5-axis IBIS, 7.0 stops |
| Burst Rate | 10fps (AF tracking), 30fps (locked) | 10fps mechanical, 30fps electronic |
| Battery Life | 310 shots (CIPA) | ~530 shots (CIPA)Best |
| Weight | 370g (body only)Best | 514g (body only) |
| Dimensions | — | 124.0 × 71.1 × 63.4mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 2.36M dots, 1.37x magnification | EVF, 2.36M dots, 0.70× magnification |
| Screen | Fully articulating touchscreen | 3.0" vari-angle touchscreen |
| Mount | Micro Four Thirds | Sony FE (full-frame E-mount) |
| Memory Cards | Single SD (UHS-II) | Single SD UHS-II slot |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C (3.2), Bluetooth, Wi-Fi |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
OM-5 Mark II
A7C II
Portrait
6.5/10
8.3/10
Street
6.9/10
7.9/10
Travel
6.9/10
7.4/10
Wedding & Events
5.4/10
7.1/10
Vlogging & Video
6.5/10
7.2/10
Filmmaking
5.1/10
7.1/10
Documentary
6.3/10
7.8/10
Sports & Action
6.7/10
7.3/10
Landscape
6.0/10
6.9/10
Wildlife
7.4/10
8.0/10
Casual
6.1/10
6.2/10
Food
6.9/10
8.0/10
Macro
8.1/10
7.7/10
Architecture
6.0/10
7.0/10
Astrophotography
5.5/10
7.4/10
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 →
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