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TCL - QM751 Mini LED 65 vs Samsung - S90F QD-OLED 65

Last updated · How Mars Score works
QM751 Mini LED 65TCLRENDER
Probe A
TCL
QM751 Mini LED 65
69.5/ 100B
Display70· 60%
HDR & Smart· 25%
Gaming· 15%
S90F QD-OLED 65SAMSUNGRENDER
Probe B
Samsung
S90F QD-OLED 65
67.5/ 100C
Display68· 60%
HDR & Smart· 25%
Gaming· 15%
Quick verdict

Between the QM751 Mini LED 65 and S90F QD-OLED 65, the QM751 Mini LED 65 comes out ahead in peak brightness and dolby vision, while the S90F QD-OLED 65 wins on refresh rate and hdmi 2.1 ports. Overall, the QM751 Mini LED 65 scores 69.5 and the S90F QD-OLED 65 scores 67.5 on our Mars Score.

Buying advice

Which should you buy?

These two are nearly even on the Mars Score (69.5 vs 67.5). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.

Pick the QM751 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. The biggest gaps in its favor are peak brightness, dolby vision, smart os.

Pick the S90F QD-OLED 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 refresh rate, hdmi 2.1 ports, panel type.

Both ship with comparable screen size, 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 TCL - QM751 Mini LED 65 wins

  • Peak brightness — 42.86% more. 3000 nits vs 2100 nits.
  • Has Dolby Vision.
  • Smart OS: Google TV (vs Tizen).

Why Samsung - S90F QD-OLED 65 wins

  • Refresh rate — 20.00% more. 144 Hz vs 120 Hz.
  • HDMI 2.1 ports — 2.00 more. 4 vs 2.
  • Panel type: QD-OLED (vs Mini-LED).
Full readout

Spec comparison

Display

SpecTCL - QM751 Mini LED 65Samsung - S90F QD-OLED 65
Screen size65 "65 "
Panel typeMini-LEDQD-OLEDlead
Resolution4K4K
Refresh rate120 Hz144 Hzlead
Peak brightness3000 nitslead2100 nits

HDR & Smart

SpecTCL - QM751 Mini LED 65Samsung - S90F QD-OLED 65
Dolby Visiontrueleadfalse
HDR10+truetrue
Smart OSGoogle TVleadTizen
Dolby Atmostruetrue

Gaming

SpecTCL - QM751 Mini LED 65Samsung - S90F QD-OLED 65
HDMI 2.1 ports24lead
VRRtruetrue
ALLMtruetrue
Reader questions

Frequently asked

Which is brighter, QM751 Mini LED 65 or S90F QD-OLED 65?+

QM751 Mini LED 65 peaks at 3000 nits vs 2100 nits.

Which is better for gaming, QM751 Mini LED 65 or S90F QD-OLED 65?+

S90F QD-OLED 65 offers 144Hz refresh and 4 HDMI 2.1 ports.

Does QM751 Mini LED 65 or S90F QD-OLED 65 support Dolby Vision?+

QM751 Mini LED 65 supports Dolby Vision; S90F QD-OLED 65 does not.

Drill down

Spec-level deep dives

By manufacturer

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