Between the G5 OLED evo 65 and QM7K Mini-LED 75, the G5 OLED evo 65 comes out ahead in refresh rate and peak brightness, while the QM7K Mini-LED 75 wins on screen size and smart os. Overall, the G5 OLED evo 65 scores 79 and the QM7K Mini-LED 75 scores 77.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (79 vs 77.3). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the G5 OLED evo 65 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are refresh rate, peak brightness, panel type.
Pick the QM7K Mini-LED 75 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are screen size, smart os.
Both ship with comparable dolby vision, hdmi 2.1 ports, vrr, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why LG - G5 OLED evo 65 wins
- ▲Refresh rate — 14.58% more. 165 Hz vs 144 Hz.
- ▲Peak brightness — 14.29% more. 4000 nits vs 3500 nits.
- ▲Panel type: OLED (vs Mini-LED).
Why TCL - QM7K Mini-LED 75 wins
- ▲Screen size — 15.38% more. 75 " vs 65 ".
- ▲Smart OS: Google TV (vs webOS).
Spec comparison
Display
| Spec | LG - G5 OLED evo 65 | TCL - QM7K Mini-LED 75 |
|---|---|---|
| Screen sizeⓘ | 65 " | 75 "lead |
| Panel typeⓘ | OLEDlead | Mini-LED |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 165 Hzlead | 144 Hz |
| Peak brightnessⓘ | 4000 nitslead | 3500 nits |
HDR & Smart
| Spec | LG - G5 OLED evo 65 | TCL - QM7K Mini-LED 75 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | false | truelead |
| Smart OS | webOS | Google TVlead |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | LG - G5 OLED evo 65 | TCL - QM7K Mini-LED 75 |
|---|---|---|
| HDMI 2.1 portsⓘ | 4 | 4 |
| VRRⓘ | true | true |
| ALLM | true | true |
Frequently asked
Which is brighter, G5 OLED evo 65 or QM7K Mini-LED 75?+
G5 OLED evo 65 peaks at 4000 nits vs 3500 nits.
Which is better for gaming, G5 OLED evo 65 or QM7K Mini-LED 75?+
G5 OLED evo 65 offers 165Hz refresh and 4 HDMI 2.1 ports.
Does G5 OLED evo 65 or QM7K Mini-LED 75 support Dolby Vision?+
Both support Dolby Vision.
Spec-level deep dives
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