Upgrade Guide
Lumix S1IIE→Lumix TZ99
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Skip it
The TZ99 offers little measurable spec improvement over the S1IIE. Spend the money on glass instead.
Unchanged or similar
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Resolution20MP (down from 24MP — optimised for low light)
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Weather sealingNot present in new body
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StabilisationIBIS not present in new body
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | S1IIE | TZ99 | |
|---|---|---|---|
| Portrait | -5.2 | ||
| Street | -1.0 | ||
| Travel | -0.5 | ||
| Wedding & Events | -6.0 | ||
| Vlogging & Video | -0.9 | ||
| Filmmaking | -5.1 | ||
| Documentary | -4.4 | ||
| Sports & Action | -4.3 | ||
| Landscape | -3.2 | ||
| Wildlife | -3.5 | ||
| Casual | +0.6 | ||
| Food | -3.1 | ||
| Macro | -3.3 | ||
| Architecture | -3.4 | ||
| Astrophotography | -5.1 | ||
| Fun & simple | — |
Full spec comparison
| Spec | S1IIE | TZ99 | |
|---|---|---|---|
| Price | £1,899 | £493 | |
| Released | 2025 | 2025 | |
| Sensor | 24MP full-frame BSI CMOS | 20.3MP 1/2.3-inch MOS | |
| Resolution | 24MP | 20MP | ↓ |
| Video | Open-gate 6K/30p, 4K/60p, 10-bit | 4K/30p | |
| Autofocus | Phase-hybrid AF with AI subject detection (people, animals, vehicles) | Contrast-detect AF with face detection | |
| Stabilisation | 8-stop IBIS | Optical image stabilisation (lens-based) | |
| Burst Rate | 30fps electronic | 10fps | ↓ |
| Battery Life | 380 shots (CIPA, LCD) | 380 shots (CIPA) | |
| Weight | 795g (with battery and card) | 322g (with battery and card) | ↑ |
| Weather Sealed | Yes | Not weather sealed | ↓ |
| Viewfinder | EVF, 5.76M dots | None (screen only) | |
| Screen | Fully articulating touchscreen | Tilting touchscreen | |
| Mount | L-mount | Fixed Leica 30x zoom lens (24-720mm equivalent) | |
| Memory Cards | CFexpress Type B + SD (UHS-II) | Single SD (UHS-I) |
Compare side-by-side
⚖️ Compare these cameras
See S1IIE and TZ99 next to each other with our interactive comparison tool.
Get a personalised upgrade score
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Tell us what you shoot and we'll score the TZ99 against your specific genres — not just specs.
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