TCL
TCL QM851G 75"
Mini-LED · 5000 nits peak · 144Hz
92
/ 100
From $2,499
VS
LG G4 OLED 55" wins by 4
LG
LG G4 OLED 55"
MLA OLED · 55" · 2024
96
/ 100
From $3,299
Specdex verdict
LG G4 OLED 55" takes it — here’s why.
In our weighted Specdex score, TCL QM851G 75" lands at 92 and LG G4 OLED 55" at 96. That puts LG G4 OLED 55" ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick TCL QM851G 75" if…
- ✓Blinding 5000-nit peak
- ✓ZeroBorder design
- ✓Bang Olufsen tuned audio
Pick LG G4 OLED 55" if…
- ✓Strong HDR performance
- ✓Current smart platform
- ✓HDMI 2.1 on most HDMI ports
TCL QM851G 75" 92
vs 96 LG G4 OLED 55"
Score breakdown
TCL QM851G 75"
92 picture 93
motion 90
gaming 94
smart 82
sound 86
LG G4 OLED 55"
96 picture 96
motion 94
gaming 92
smart 82
sound 78
Specs side-by-side
| Spec | TCL QM851G 75" | LG G4 OLED 55" |
|---|---|---|
| Panel | Mini-LED | MLA OLED |
| Size | 75″ | 55" |
| Refresh | ▲ 144Hz | 120Hz |
| HDR | Dolby Vision IQ + HDR10+ | — |
| Release year | — | 2024 |
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
LG G4 OLED 55"
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
FAQ: TCL QM851G 75" vs LG G4 OLED 55"
Which is better, TCL QM851G 75" or LG G4 OLED 55"? +
LG G4 OLED 55" scores 96 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.
Is TCL QM851G 75" worth the price? +
At $2,499, TCL QM851G 75" delivers a Specdex score of 92 — strongest in gaming.
Is LG G4 OLED 55" worth the price? +
At $3,299, LG G4 OLED 55" delivers a Specdex score of 96 — strongest in picture.
Does TCL QM851G 75" or LG G4 OLED 55" 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.