Upgrade Guide
Lumix GH7→Lumix G3
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the GH7. Worth it if that specific upgrade aligns with what you shoot.
What's new in the G3
-
StabilisationIBIS added — significant for handheld and video
Unchanged or similar
-
Resolution16MP (down from 25MP — optimised for low light)
-
Weather sealingNot 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 | GH7 | G3 | |
|---|---|---|---|
| Portrait | -2.5 | ||
| Street | +0.1 | ||
| Travel | -0.2 | ||
| Wedding & Events | -4.2 | ||
| Vlogging & Video | -2.4 | ||
| Filmmaking | — | ||
| Documentary | -4.4 | ||
| Sports & Action | -4.6 | ||
| Landscape | -2.1 | ||
| Wildlife | -3.7 | ||
| Casual | -0.8 | ||
| Food | -1.5 | ||
| Macro | -3.1 | ||
| Architecture | -1.9 | ||
| Astrophotography | -1.3 |
Full spec comparison
| Spec | GH7 | G3 | |
|---|---|---|---|
| Price | £1,699 | £20 used | |
| Released | 2024 | 2011 | ↓ |
| Sensor | 25.2MP Live MOS Micro Four Thirds | 16MP Micro Four Thirds CMOS | |
| Resolution | 25MP | 16MP | ↓ |
| Video | 5.7K/60p (open gate), C4K/60p 10-bit 4:2:2, ProRes RAW via HDMI | Full HD 1080/60i | |
| Autofocus | Phase-detect + contrast-detect AF with subject recognition | 23-area contrast AF with face detection, touch AF | |
| Stabilisation | 5-axis Dual I.S. 2 (body + lens) | No IBIS (lens-based stabilisation only) | |
| Burst Rate | 75fps (electronic), 14fps (mechanical) | 4fps | ↓ |
| Battery Life | ~370 shots (CIPA) | ~270 shots (CIPA) | ↓ |
| Weight | 535g (body only) | 388g (with battery) | ↑ |
| Weather Sealed | Yes | Not weather sealed | ↓ |
| Viewfinder | Electronic, 3.68M dots, 0.76× | LCD EVF, 1.44M dots | |
| Screen | 3.0" fully articulating touchscreen, 1.84M dots | 3.0" vari-angle touchscreen, 460k dots | |
| Mount | Micro Four Thirds | Micro Four Thirds | |
| Memory Cards | Dual slot: CFexpress Type B + SD UHS-II | Single SD slot |
Compare side-by-side
⚖️ Compare these cameras
See GH7 and G3 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 G3 against your specific genres — not just specs.
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Camera family history