Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Hisense - ULED X UX 85 | TCL - C855 Mini LED 65 |
|---|---|---|
| Peak brightness | 5000 nits | 3500 nits |
| Screen size | 85 " | 65 " |
| Refresh rate | 165 Hz | 144 Hz |
Between the ULED X UX 85 and C855 Mini LED 65, the ULED X UX 85 comes out ahead in peak brightness / screen size, while the C855 Mini LED 65 wins on several specs. Overall, the ULED X UX 85 scores 81.8 and the C855 Mini LED 65 scores 74.3 on our Mars Score.
Which should you buy?
The ULED X UX 85 edges ahead on the Mars Score (81.8 vs 74.3), but the 7.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the ULED X UX 85 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 peak brightness, screen size, refresh rate. The single most decisive one: Peak brightness — 42.86% more. 5000 nits vs 3500 nits.
The C855 Mini LED 65 similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable panel type, dolby vision, hdmi 2.1 ports, so those specs do not separate the two — focus on the differences below.
Bottom line: the ULED X UX 85 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Hisense - ULED X UX 85 or TCL - C855 Mini LED 65?
Hisense - ULED X UX 85 leads the current Mars Score by 7.5 points.The more useful decision is the trade-off behind that result: compare screen size, refresh rate against the way you will actually use the product.
Choose Hisense - ULED X UX 85 if…
Hisense - ULED X UX 85 has the measurable edge on peak brightness nits, screen size in, refresh rate hz.
Choose TCL - C855 Mini LED 65 if…
TCL - C855 Mini LED 65 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Hisense - ULED X UX 85 wins
- ▲Peak brightness — 42.86% more. 5000 nits vs 3500 nits.
- ▲Screen size — 30.77% more. 85 " vs 65 ".
- ▲Refresh rate — 14.58% more. 165 Hz vs 144 Hz.
Why TCL - C855 Mini LED 65 wins
- No decisive advantages.
Spec comparison
Display
| Spec | Hisense - ULED X UX 85 | TCL - C855 Mini LED 65 |
|---|---|---|
| Screen size | 85 "lead | 65 " |
| Panel typeⓘ | Mini-LED | Mini-LED |
| Resolutionⓘ | 4K | 4K |
| Refresh rateⓘ | 165 Hzlead | 144 Hz |
| Peak brightnessⓘ | 5000 nitslead | 3500 nits |
HDR & Smart
| Spec | Hisense - ULED X UX 85 | TCL - C855 Mini LED 65 |
|---|---|---|
| Dolby Visionⓘ | true | true |
| HDR10+ⓘ | true | true |
| Smart OS | Google TV | Google TV |
| Dolby Atmosⓘ | true | true |
Gaming
| Spec | Hisense - ULED X UX 85 | TCL - C855 Mini LED 65 |
|---|---|---|
| HDMI 2.1 portsⓘ | 2 | 2 |
| VRRⓘ | true | true |
| ALLM | true | true |
Frequently asked
Which is brighter, ULED X UX 85 or C855 Mini LED 65?+
ULED X UX 85 peaks at 5000 nits vs 3500 nits.
Which is better for gaming, ULED X UX 85 or C855 Mini LED 65?+
ULED X UX 85 offers 165Hz refresh and 2 HDMI 2.1 ports.
Does ULED X UX 85 or C855 Mini LED 65 support Dolby Vision?+
Both support Dolby Vision.