Upgrade Guide
Lumix TZ99→Lumix GH7
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Worthwhile
Clear improvements over the TZ99. Whether it justifies the cost depends on which upgrades matter most to your shooting.
What's new in the GH7
-
Resolution25MP vs 20MP (+5MP)
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Weather sealingAdded — fully sealed body
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Burst rate75fps (electronic), 14fps (mechanical) vs 10fps
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 | TZ99 | GH7 | |
|---|---|---|---|
| Portrait | +3.8 | ||
| Street | +0.3 | ||
| Travel | -0.1 | ||
| Wedding & Events | +5.1 | ||
| Vlogging & Video | +0.8 | ||
| Filmmaking | +4.5 | ||
| Documentary | +3.8 | ||
| Sports & Action | +4.7 | ||
| Landscape | +2.2 | ||
| Wildlife | +3.8 | ||
| Casual | -1.2 | ||
| Food | +2.1 | ||
| Macro | +2.6 | ||
| Architecture | +2.3 | ||
| Astrophotography | +2.7 | ||
| Fun & simple | — |
Full spec comparison
| Spec | TZ99 | GH7 | |
|---|---|---|---|
| Price | £493 | £1,700 | |
| Released | 2025 | 2024 | ↓ |
| Sensor | 20.3MP 1/2.3-inch MOS | 25.2MP Live MOS Micro Four Thirds | |
| Resolution | 20MP | 25MP | ↑ |
| Video | 4K/30p | 5.7K/60p (open gate), C4K/60p 10-bit 4:2:2, ProRes RAW via HDMI | |
| Autofocus | Contrast-detect AF with face detection | Phase-detect + contrast-detect AF with subject recognition | |
| Stabilisation | Optical image stabilisation (lens-based) | 5-axis Dual I.S. 2 (body + lens) | |
| Burst Rate | 10fps | 75fps (electronic), 14fps (mechanical) | ↑ |
| Battery Life | 380 shots (CIPA) | ~370 shots (CIPA) | ↓ |
| Weight | 322g (with battery and card) | 535g (body only) | ↓ |
| Weather Sealed | Not weather sealed | Yes | ↑ |
| Viewfinder | None (screen only) | Electronic, 3.68M dots, 0.76× | |
| Screen | Tilting touchscreen | 3.0" fully articulating touchscreen, 1.84M dots | |
| Mount | Fixed Leica 30x zoom lens (24-720mm equivalent) | Micro Four Thirds | |
| Memory Cards | Single SD (UHS-I) | Dual slot: CFexpress Type B + SD UHS-II |
Compare side-by-side
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Tell us what you shoot and we'll score the GH7 against your specific genres — not just specs.
Other upgrades from the TZ99
Related buying guides
Camera family history