Between the Bravia 3 LED 55 and QM851 Mini LED 75, the Bravia 3 LED 55 comes out ahead in several specs, while the QM851 Mini LED 75 wins on peak brightness and refresh rate. Overall, the Bravia 3 LED 55 scores 45.9 and the QM851 Mini LED 75 scores 79.6 on our Mars Score.
Which should you buy?
The QM851 Mini LED 75 is the clear pick on raw spec strength, leading by 33.7 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
The Bravia 3 LED 55 doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the QM851 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 peak brightness, refresh rate, screen size, among others.
Both ship with comparable dolby vision, smart os, so those specs don't separate the two — focus on the differences below.
Bottom line: the QM851 Mini LED 75 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Sony - Bravia 3 LED 55 wins
- No decisive advantages.
Why TCL - QM851 Mini LED 75 wins
- ▲Peak brightness — 1011.11% more. 5000 nits vs 450 nits.
- ▲Refresh rate — 140.00% more. 144 Hz vs 60 Hz.
- ▲Screen size — 36.36% more. 75 " vs 55 ".
- ▲HDMI 2.1 ports — 2.00 more. 2 vs 0.
- ▲Has VRR.
- ▲Panel type: Mini-LED (vs LED).
Spec comparison
Display
| Spec | Sony - Bravia 3 LED 55 | TCL - QM851 Mini LED 75 |
|---|---|---|
| Screen sizeⓘ | 55 " | 75 "lead |
| Panel typeⓘ | LED | Mini-LEDlead |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 60 Hz | 144 Hzlead |
| Peak brightnessⓘ | 450 nits | 5000 nitslead |
HDR & Smart
| Spec | Sony - Bravia 3 LED 55 | TCL - QM851 Mini LED 75 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | false | truelead |
| Smart OS | Google TV | Google TV |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | Sony - Bravia 3 LED 55 | TCL - QM851 Mini LED 75 |
|---|---|---|
| HDMI 2.1 portsⓘ | 0 | 2lead |
| VRRⓘ | false | truelead |
| ALLM | false | truelead |
Frequently asked
Which is brighter, Bravia 3 LED 55 or QM851 Mini LED 75?+
QM851 Mini LED 75 peaks at 5000 nits vs 450 nits.
Which is better for gaming, Bravia 3 LED 55 or QM851 Mini LED 75?+
QM851 Mini LED 75 offers 144Hz refresh and 2 HDMI 2.1 ports.
Does Bravia 3 LED 55 or QM851 Mini LED 75 support Dolby Vision?+
Both support Dolby Vision.
Spec-level deep dives
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