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Quick take: The Z7 has the highest resolution at 46MP; 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
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Z7 — Landscape, Studio, Commercial: 45MP full-frame in the same body as the Z6 — choose your priority.
| Specification | Z7Nikon · 2018 | OM-5 Mark IIOM System · 2025 |
|---|---|---|
| Price | £1,099 | £880Best |
| Sensor | Full-frame BSI CMOS 35mm | 20.4MP Four Thirds Live MOS |
| Resolution | 45.7MPBest | 20.4MP |
| Video | 4K 30fps, 1080p 120fps | 4K/30p, OM-Log400 |
| Autofocus | 493-point phase-detect hybrid AF | Phase-hybrid AF (121 cross-type points) |
| Stabilisation | 5-axis IBIS, 5.0 stops | Up to 7.5-stop Sync IS (6.5-stop body-only) |
| Burst Rate | 9fps | 10fps (AF tracking), 30fps (locked)Best |
| Battery Life | 330 shots (CIPA)Best | 310 shots (CIPA) |
| Weight | 585g (body only) | 370g (body only)Best |
| Dimensions | 134.0 × 100.5 × 67.5mm | — |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF 0.80× 3.69M-dot | EVF, 2.36M dots, 1.37x magnification |
| Screen | 3.2" tilting touchscreen, 2.1M-dot | Fully articulating touchscreen |
| Mount | Nikon Z-Mount | Micro Four Thirds |
| Memory Cards | Single XQD / CFexpress Type B | Single SD (UHS-II) |
| Connectivity | Wi-Fi, Bluetooth 4.2, USB-C 3.1, HDMI | USB-C, Wi-Fi, Bluetooth |
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 →