Upgrade Guide
Lumix G3→Lumix TZ99
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Strong upgrade
The TZ99 improves across 4 key areas at a reasonable price gap. Most G3 owners will notice the difference.
What's new in the TZ99
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Resolution20MP vs 16MP (+4MP)
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Burst rate10fps vs 4fps
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Battery life380 shots (CIPA) vs ~270 shots (CIPA)
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Generation14 years newer (2025 vs 2011)
Unchanged or similar
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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 | G3 | TZ99 | |
|---|---|---|---|
| Portrait | -1.3 | ||
| Street | -0.4 | ||
| Travel | +0.3 | ||
| Wedding & Events | -0.9 | ||
| Vlogging & Video | +1.5 | ||
| Documentary | +0.6 | ||
| Sports & Action | -0.1 | ||
| Landscape | -0.1 | ||
| Wildlife | -0.1 | ||
| Casual | +2.0 | ||
| Food | -0.6 | ||
| Macro | +0.5 | ||
| Architecture | -0.4 | ||
| Astrophotography | -1.4 | ||
| Filmmaking | — | ||
| Fun & simple | — |
Full spec comparison
| Spec | G3 | TZ99 | |
|---|---|---|---|
| Price | £39 | £493 | |
| Released | 2011 | 2025 | ↑ |
| Sensor | 16MP Micro Four Thirds CMOS | 20.3MP 1/2.3-inch MOS | |
| Resolution | 16MP | 20MP | ↑ |
| Video | Full HD 1080/60i | 4K/30p | |
| Autofocus | 23-area contrast AF with face detection, touch AF | Contrast-detect AF with face detection | |
| Stabilisation | No IBIS (lens-based stabilisation only) | Optical image stabilisation (lens-based) | |
| Burst Rate | 4fps | 10fps | ↑ |
| Battery Life | ~270 shots (CIPA) | 380 shots (CIPA) | ↑ |
| Weight | 388g (with battery) | 322g (with battery and card) | ↑ |
| Weather Sealed | Not weather sealed | Not weather sealed | |
| Viewfinder | LCD EVF, 1.44M dots | None (screen only) | |
| Screen | 3.0" vari-angle touchscreen, 460k dots | Tilting touchscreen | |
| Mount | Micro Four Thirds | Fixed Leica 30x zoom lens (24-720mm equivalent) | |
| Memory Cards | Single SD slot | Single SD (UHS-I) |
Compare side-by-side
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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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