LG
LG C3 OLED 77" · with wall-mount kit
OLED evo · 77" · 2023
92
/ 100
From $3,829
VS
TCL
TCL QM851G 75"
Mini-LED · 5000 nits peak · 144Hz
92
/ 100
From $2,499
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, LG C3 OLED 77" · with wall-mount kit lands at 92 and TCL QM851G 75" at 92. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick LG C3 OLED 77" · with wall-mount kit if…
- ✓Strong HDR performance
- ✓Current smart platform
- ✓HDMI 2.1 on most HDMI ports
Pick TCL QM851G 75" if…
- ✓Blinding 5000-nit peak
- ✓ZeroBorder design
- ✓Bang Olufsen tuned audio
LG C3 OLED 77" · with wall-mount kit 92
vs 92 TCL QM851G 75"
Score breakdown
LG C3 OLED 77" · with wall-mount kit
92 picture 92
motion 90
gaming 88
smart 82
sound 78
TCL QM851G 75"
92 picture 93
motion 90
gaming 94
smart 82
sound 86
Specs side-by-side
| Spec | LG C3 OLED 77" · with wall-mount kit | TCL QM851G 75" |
|---|---|---|
| Panel | OLED evo | Mini-LED |
| Size | 77" | 75″ |
| Refresh | 120Hz | ▲ 144Hz |
| Release year | 2023 | — |
| HDR | — | Dolby Vision IQ + HDR10+ |
LG C3 OLED 77" · with wall-mount kit
Pros
- +Strong HDR performance
- +Current smart platform
- +HDMI 2.1 on most HDMI ports
Cons
- −Ads on smart platform
- −Sound trails dedicated audio
- −Large footprint
TCL QM851G 75"
Pros
- +Blinding 5000-nit peak
- +ZeroBorder design
- +Bang Olufsen tuned audio
Cons
- −Google TV ads
- −Blooming in dark scenes
- −Local-dimming tuning varies
FAQ: LG C3 OLED 77" · with wall-mount kit vs TCL QM851G 75"
Which is better, LG C3 OLED 77" · with wall-mount kit or TCL QM851G 75"? +
Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is LG C3 OLED 77" · with wall-mount kit worth the price? +
At $3,829, LG C3 OLED 77" · with wall-mount kit delivers a Specdex score of 92 — strongest in picture.
Is TCL QM851G 75" worth the price? +
At $2,499, TCL QM851G 75" delivers a Specdex score of 92 — strongest in gaming.
Does LG C3 OLED 77" · with wall-mount kit or TCL QM851G 75" last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.