Upgrade Guide
Lumix S5 IIX→Lumix TZ99
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the S5 IIX. Worth it if that specific upgrade aligns with what you shoot.
What's new in the TZ99
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Generation2 years newer (2025 vs 2023)
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 | S5 IIX | TZ99 | |
|---|---|---|---|
| Portrait | -4.8 | ||
| Street | -0.9 | ||
| Travel | -0.4 | ||
| Wedding & Events | -5.6 | ||
| Vlogging & Video | -1.4 | ||
| Filmmaking | -5.4 | ||
| Documentary | -4.3 | ||
| Sports & Action | -4.1 | ||
| Landscape | -3.1 | ||
| Wildlife | -3.2 | ||
| Casual | +0.6 | ||
| Food | -2.7 | ||
| Macro | -2.9 | ||
| Architecture | -3.2 | ||
| Astrophotography | -4.9 | ||
| Fun & simple | — |
Full spec comparison
| Spec | S5 IIX | TZ99 | |
|---|---|---|---|
| Price | £2,399 | £493 | |
| Released | 2023 | 2025 | ↑ |
| Sensor | 24.2MP full-frame CMOS | 20.3MP 1/2.3-inch MOS | |
| Resolution | 24MP | 20MP | ↓ |
| Video | 6K/30p Open Gate, 4K/60p 10-bit, ProRes RAW via HDMI — V-Log, LUT support | 4K/30p | |
| Autofocus | Phase-hybrid AF — improved over S5 with subject recognition | Contrast-detect AF with face detection | |
| Stabilisation | 5-axis IBIS — 6.5 stops | Optical image stabilisation (lens-based) | |
| Burst Rate | 9fps mechanical, 30fps electronic (6MP crop) | 10fps | ↑ |
| Battery Life | ~370 shots (CIPA) | 380 shots (CIPA) | ↑ |
| Weight | 740g (body only) | 322g (with battery and card) | ↑ |
| Weather Sealed | Yes | Not weather sealed | ↓ |
| Viewfinder | OLED EVF, 3.68M-dot, 0.78× | None (screen only) | |
| Screen | 3.0" fully articulating touchscreen, 1.84M dots | Tilting touchscreen | |
| Mount | L-mount (Leica/Panasonic/Sigma) | Fixed Leica 30x zoom lens (24-720mm equivalent) | |
| Memory Cards | Dual SD UHS-II slots | Single SD (UHS-I) |
Compare side-by-side
⚖️ Compare these cameras
See S5 IIX and TZ99 next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the TZ99 against your specific genres — not just specs.
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