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Quick take: The OM-5 Mark II has the highest resolution at 20MP; the G9 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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G9 — Wildlife, Sports, Travel: The G9 showed that Micro Four Thirds could compete for fast-action stills.
| Specification | G9Lumix · 2017 | OM-5 Mark IIOM System · 2025 |
|---|---|---|
| Price | £999 | £880Best |
| Sensor | Micro Four Thirds Live MOS | 20.4MP Four Thirds Live MOS |
| Resolution | 20.3MP | 20.4MPBest |
| Video | 4K 60fps, C4K 24fps | 4K/30p, OM-Log400 |
| Autofocus | 225-point contrast-detect DFD | Phase-hybrid AF (121 cross-type points) |
| Stabilisation | 5-axis IBIS, 6.5 stops (6.0 stops dual IS) | Up to 7.5-stop Sync IS (6.5-stop body-only) |
| Burst Rate | 20fps mechanical, 60fps electronicBest | 10fps (AF tracking), 30fps (locked) |
| Battery Life | 400 shots (CIPA)Best | 310 shots (CIPA) |
| Weight | 658g (body only) | 370g (body only)Best |
| Dimensions | 136.9 × 97.3 × 91.6mm | — |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF 0.83× 3.68M-dot | EVF, 2.36M dots, 1.37x magnification |
| Screen | 3.0" fully articulating touchscreen, 1.04M-dot | Fully articulating touchscreen |
| Mount | Micro Four Thirds | Micro Four Thirds |
| Memory Cards | 2× SD UHS-II | Single SD (UHS-II) |
| Connectivity | Wi-Fi, Bluetooth 4.2, USB-C, HDMI full-size | 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 →