LG 77″ OLED C5 VS LG 55″ OLED C4
Model OLED77C5PUA vs Model OLED55C4PUA — detailed 2026 comparison
Specifications: OLED77C5PUA vs OLED55C4PUA
| Spec | LG 77″ OLED C5 | LG 55″ OLED C4 |
|---|---|---|
| Display Type | OLED evo | OLED evo |
| Screen Size | 77 inches | 55 inches |
| Resolution | 4K UHD (3840×2160) | 4K UHD (3840×2160) |
| HDR | Dolby Vision, HDR10, HLG | Dolby Vision IQ, HDR10, HLG |
| Refresh Rate | 120Hz | 120Hz |
| Smart Platform | webOS 25 | webOS 24 |
| HDMI Ports | 4 (HDMI 2.1) | 4 (HDMI 2.1) |
| USB Ports | 3 | — |
| Processor | α9 AI Gen8 | α9 AI Gen7 |
| Gaming | NVIDIA G-Sync, FreeSync, VRR, 0.1ms | NVIDIA G-Sync, FreeSync, 0.1ms |
| Contrast | — | Infinite |
🏆 Verdict: Which Should You Buy?
After comparing the LG OLED77C5PUA and the LG OLED55C4PUA head-to-head, the LG 77″ OLED C5 comes out ahead overall — scoring 4.5/5 stars across 3,100 Amazon reviews.
Choose the LG 77″ OLED C5 if: you prioritize 77″ OLED evo panel with perfect blacks.
Choose the LG 55″ OLED C4 if: you prioritize 55″ OLED evo panel – perfect blacks.