Between the QNED99 Mini LED 65 and QM851 Mini LED 65, the QNED99 Mini LED 65 comes out ahead in hdmi 2.1 ports, while the QM851 Mini LED 65 wins on peak brightness and smart os. Overall, the QNED99 Mini LED 65 scores 69.5 and the QM851 Mini LED 65 scores 76.9 on our Mars Score.
Which should you buy?
The QM851 Mini LED 65 edges ahead on the Mars Score (69.5 vs 76.9), but the 7.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the QNED99 Mini LED 65 if you care most about hdmi 2.1 ports. The biggest gaps in its favor are hdmi 2.1 ports.
Pick the QM851 Mini LED 65 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 peak brightness, smart os.
Both ship with comparable screen size, panel type, refresh rate, so those specs don't separate the two — focus on the differences below.
Bottom line: the QM851 Mini LED 65 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why LG - QNED99 Mini LED 65 wins
- ▲HDMI 2.1 ports — 2.00 more. 4 vs 2.
Why TCL - QM851 Mini LED 65 wins
- ▲Peak brightness — 100.00% more. 5000 nits vs 2500 nits.
- ▲Smart OS: Google TV (vs webOS).
Spec comparison
Display
| Spec | LG - QNED99 Mini LED 65 | TCL - QM851 Mini LED 65 |
|---|---|---|
| Screen sizeⓘ | 65 " | 65 " |
| Panel typeⓘ | Mini-LED | Mini-LED |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 144 Hz | 144 Hz |
| Peak brightnessⓘ | 2500 nits | 5000 nitslead |
HDR & Smart
| Spec | LG - QNED99 Mini LED 65 | TCL - QM851 Mini LED 65 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | false | truelead |
| Smart OS | webOS | Google TVlead |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | LG - QNED99 Mini LED 65 | TCL - QM851 Mini LED 65 |
|---|---|---|
| HDMI 2.1 portsⓘ | 4lead | 2 |
| VRRⓘ | true | true |
| ALLM | true | true |
Frequently asked
Which is brighter, QNED99 Mini LED 65 or QM851 Mini LED 65?+
QM851 Mini LED 65 peaks at 5000 nits vs 2500 nits.
Which is better for gaming, QNED99 Mini LED 65 or QM851 Mini LED 65?+
QNED99 Mini LED 65 offers 144Hz refresh and 4 HDMI 2.1 ports.
Does QNED99 Mini LED 65 or QM851 Mini LED 65 support Dolby Vision?+
Both support Dolby Vision.
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.