Upgrade Guide
Lumix S1 II→Lumix Lumix G9
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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The Lumix G9 offers little measurable spec improvement over the S1 II. Spend the money on glass instead.
Unchanged or similar
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Resolution20MP (down from 24MP — optimised for low light)
Suitability by genre
| Genre | S1 II | Lumix G9 | |
|---|---|---|---|
| Vlogging & Video | -2.5 | ||
| Portrait | -2.0 | ||
| Landscape | -1.0 | ||
| Wedding & Events | — | ||
| Travel | +0.5 | ||
| Sports & Action | +1.0 | ||
| Wildlife | +1.5 | ||
| Street | — |
Full spec comparison
| Spec | S1 II | Lumix G9 | |
|---|---|---|---|
| Price | £2,200 | £549 | |
| Released | 2025 | 2017 | ↓ |
| Sensor | 24.2MP Full-Frame BSI CMOS | Micro Four Thirds Live MOS | |
| Resolution | 24MP | 20MP | ↓ |
| Video | 6K/30p, 4K/120p, 10-bit 4:2:2 internal | 4K 60fps, C4K 24fps | |
| Autofocus | Phase-detect AF with subject recognition (human, animal, vehicle) | 225-point contrast-detect DFD | |
| Stabilisation | 5-axis IBIS, up to 8 stops | 5-axis IBIS, 6.5 stops (6.0 stops dual IS) | |
| Burst Rate | 30fps (electronic), 9fps (mechanical) | 20fps mechanical, 60fps electronic | ↓ |
| Battery Life | ~400 shots (CIPA) | 400 shots (CIPA) | |
| Weight | 680g (body only) | 658g (body only) | ↑ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | Electronic, 3.68M dots, 0.78× | EVF 0.83× 3.68M-dot | |
| Screen | 3.0" fully articulating touchscreen, 1.84M dots | 3.0" fully articulating touchscreen, 1.04M-dot | |
| Mount | Leica L-mount | Micro Four Thirds | |
| Memory Cards | Dual slot: CFexpress Type B + SD UHS-II | 2× SD UHS-II |
Compare side-by-side
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