Panasonic Lumix DC-G9 II vs Sony A7 IV
Verdict: Sony A7 IV wins for stills photography with its 33MP full-frame sensor providing 2 stops better low-light performance than the G9 II's Micro Four Thirds per DXOMARK data. The Panasonic Lumix DC-G9 II counters with superior 6K video and phase-detect AF updates from 2023. Both share strong IBIS but the Sony's ecosystem gives it broader longevity per Wirecutter comparisons.
Winner: Sony A7 IV
Panasonic Lumix DC-G9 II: 7.5/10
Sony A7 IV: 8.2/10
Spec-by-spec comparison
| Panasonic Lumix DC-G9 II | Sony A7 IV | |
|---|---|---|
| Sensor Type | 25.2MP Micro Four Thirds Live MOS | 33MP Full Frame Exmor R BSI CMOS |
| Resolution | 25.2 megapixels | 33 megapixels |
| Video | 6K 30p | 4K 60p |
| IBIS | 7.5-stop 5-axis | 5.5-stop 5-axis |
Panasonic Lumix DC-G9 II
What works
- 6K video recording capability
- Advanced phase-detect AF with subject tracking
- Weather-sealed body with high-speed burst
What doesn't
- Micro Four Thirds sensor limits low-light performance
- EVF resolution lower than full-frame rivals
Sony A7 IV
What works
- Full-frame sensor for superior low-light and dynamic range
- Excellent 33MP resolution with strong color science
- Robust AF system with real-time tracking
What doesn't
- 4K video limited to 60p without full sensor readout
- Menu system remains complex for beginners
Bottom line
Our pick: Sony A7 IV.
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