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Quick take: The A7 IV has the highest resolution at 33MP; the GH7 is the most affordable.
Where the GH7 wins
Where the A7 IV wins
16 specs side by side·15 genres scored·UK prices from Wex Photo Video, Clifton Cameras, MPB, eBay and Amazon UK
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The A7 IV is 7 mm narrower, 6 mm shorter, 12 mm slimmer and 147 g lighter than the GH7.
Drawn to scale from the makers' dimensions (W × H × D). Front shown, depth on the slanted edge.
GH7 — Video & Documentary: The GH7 is the GH series at its peak — phase-detect AF finally arrived, alongside 5.7K/60p open-gate, C4K/60p 10-bit 4:2:2, and ProRes RAW. A landmark video camera in the Micro Four Thirds format, and the most complete GH Panasonic has ever built.
A7 IV — Portrait & Wedding Photography: The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.
| Specification | GH7Lumix · 2024 | A7 IVSony · 2021 |
|---|---|---|
| Price | £1,699Best | £1,799 |
| Sensor | 25.2MP Live MOS Micro Four Thirds | 33MP Full-frame BSI Exmor R CMOS |
| Resolution | 25.2MP | 33.0MPBest |
| Video | 5.7K/60p (open gate), C4K/60p 10-bit 4:2:2, ProRes RAW via HDMI | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone |
| Autofocus | Phase-detect + contrast-detect AF with subject recognition | 759-point phase-detect, AI subject recognition |
| Stabilisation | 5-axis Dual I.S. 2 (body + lens) | 5-axis IBIS, 5.5 stops |
| Burst Rate | 75fps (electronic), 14fps (mechanical)Best | 10fps mechanical, 30fps electronic |
| Battery Life | ~370 shots (CIPA) | ~580 shots (CIPA)Best |
| Weight | 535g (body only)Best | 659g (body only) |
| Dimensions | 138.4 × 102.3 × 91.6mm | 131.3 × 96.4 × 79.8mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | Electronic, 3.68M dots, 0.76× | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.0" fully articulating touchscreen, 1.84M dots | 3.0" vari-angle touchscreen |
| Mount | Micro Four Thirds | Sony FE (full-frame E-mount) |
| Memory Cards | Dual slot: CFexpress Type B + SD UHS-II | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth, HDMI | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi |
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 →