LG OLED C9 Series vs Sony A9G Series
Verdict: The LG OLED C9 Series outperforms the Sony A9G on gaming features with VRR and lower input lag (per RTINGS), while the Sony A9G offers superior integrated sound via Acoustic Surface. Both lack HDMI 2.1 and modern smart features found in 2025 models like the LG C5. The C9 takes the edge for most users seeking movie and game balance.
Winner: LG OLED C9 Series
LG OLED C9 Series: 6.5/10
Sony A9G Series: 6/10
Spec-by-spec comparison
| LG OLED C9 Series | Sony A9G Series | |
|---|---|---|
| Screen Size | 65 inch | 65 inch |
| Resolution | 4K UHD | 4K UHD |
| Refresh Rate | 120 Hz | 120 Hz |
| HDR Support | Dolby Vision, HDR10, HLG | Dolby Vision, HDR10, HLG |
LG OLED C9 Series
What works
- 120 Hz panel with VRR and ALLM for gaming
- Dolby Vision support on all HDMI ports
- Thin OLED design with good brightness for 2019
What doesn't
- Only HDMI 2.0 ports, no 4K120 full bandwidth
- WebOS 4.5 lacks some modern apps
- Higher burn-in risk without mitigation features
Sony A9G Series
What works
- Acoustic Surface Audio with vibrating screen
- Excellent motion handling with X-Motion Clarity
- Premium build with one-slate design
What doesn't
- Only HDMI 2.0 ports, no 4K120 full bandwidth
- Android TV interface slower than competitors
- Lower peak brightness than later OLEDs
Bottom line
Our pick: LG OLED C9 Series.
View full comparison on GoodPickr
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