Hisense U6 Series Mini-LED 4K UHD vs TCL 65S451

Name: Hisense U6 Series Mini-LED 4K UHD
Brand: Hisense
SKU: hisense-100-class-u6-series-mini-led-4k-uhd-smart-fire-tv
Price: 499.00 USD
Availability: InStock

Looking for an honest Hisense U6 Series Mini-LED 4K UHD vs TCL 65S451 comparison in 2026? We scored both televisions on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Hisense U6 Series Mini-LED 4K UHD comes out ahead 86/100 to 53/100 — a 33-point gap. The widest gap is in battery life, where the Hisense U6 Series Mini-LED 4K UHD pulls noticeably ahead. On price the TCL 65S451 undercuts the Hisense U6 Series Mini-LED 4K UHD by 77% ($282 vs $499), which materially changes the value calculus for budget-conscious buyers.

WINNER

Hisense

U6 Series Mini-LED 4K UHD

86/100

$499

Buy on Amazon →Buy on eBay →

TCL

65S451

53/100

$282

Buy on Amazon →Buy on eBay →

AI Matrix

Hisense U6 Series Mini-LED 4K UHD clearly outperforms the TCL 65S451 in the televisions category, especially in battery life, scoring 86 vs 53. If you want the better overall televisions, Hisense U6 Series Mini-LED 4K UHD is the recommended choice.

Reviewed by VersusMatrix Editorial Team|Our methodology

5 Reasons Why Hisense U6 Series Mini-LED 4K UHD Is Better

1.More RAM: 4GB vs 2GB — better multitasking
2.Smoother display: 120Hz vs 60Hz refresh rate
3.Brighter screen: 1000 nits vs 300 nits
4.Larger screen: 100" vs 65"
5.Lighter: 4540g vs 15000g

What are you giving up?

Picking Hisense U6 Series Mini-LED 4K UHD over TCL 65S451 means trading these off.

You give up

−$217 cheaper ($282 vs $499)

You gain

+10460g lighter (4540g vs 15000g)
+More RAM: 4GB vs 2GB
+Larger screen: 100" vs 65"
+Smoother display: 120Hz vs 60Hz
+Brighter screen: 1000 nits vs 300 nits

Spec Comparison

Score Breakdown

Hisense U6 Series Mini-LED 4K UHDTCL 65S451

100

Screen Size25% weight

Hisense U6 Series Mini-LED 4K UHD Winner

Picture25% weight

Hisense U6 Series Mini-LED 4K UHD Winner

Hisense U6 Series Mini-LED 4K UHD

Winner

✓ Pros

●Overall score 86/100 — top-tier
●Brighter display: 1000 nits vs 300 nits
●Smoother display: 120Hz vs 60Hz
●More RAM: 4GB vs 2GB

✗ Cons

●Higher price: $499 vs $282
●Higher price relative to value

TCL 65S451

✓ Pros

●Lower price: $282 vs $499
●Better value for money

✗ Cons

●Dimmer display: 300 nits vs 1000 nits
Lower refresh rate: 60Hz vs 120Hz

Spec Comparison

Spec	Hisense U6 Series Mini-LED 4K UHDW	TCL 65S451
Screen Size	100"✓	65"
Panel Type	Mini-LED	LED
Resolution	3840 x 2160 pixels	3840 x 2160 pixels
Refresh Rate	120Hz✓	60Hz
Brightness	1000nits✓	300nits

Who Should Buy

Buy Hisense U6 Series Mini-LED 4K UHD if…

Buy the Hisense U6 Series Mini-LED 4K UHD if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.

Buy TCL 65S451 if…

Choose the TCL 65S451 if budget is your top priority — it offers competitive specs at a lower price point.

Hisense U6 Series Mini-LED 4K UHD vs TCL 65S451 — FAQ

Hisense U6 Series Mini-LED 4K UHD vs TCL 65S451: which is better?

Is Hisense U6 Series Mini-LED 4K UHD better than TCL 65S451?

Yes, Hisense U6 Series Mini-LED 4K UHD scores higher overall (86 vs 53).

Which is cheaper, Hisense U6 Series Mini-LED 4K UHD or TCL 65S451?

TCL 65S451 is cheaper at $282 vs $499 for the Hisense U6 Series Mini-LED 4K UHD.

Who should buy the Hisense U6 Series Mini-LED 4K UHD?

Buy the Hisense U6 Series Mini-LED 4K UHD if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.

Who should buy the TCL 65S451?

Choose the TCL 65S451 if budget is your top priority — it offers competitive specs at a lower price point.

Which has a bigger screen, Hisense U6 Series Mini-LED 4K UHD or TCL 65S451?

Hisense U6 Series Mini-LED 4K UHD has the larger display (100" vs 65").

Which is lighter, Hisense U6 Series Mini-LED 4K UHD or TCL 65S451?

Hisense U6 Series Mini-LED 4K UHD is lighter at 4540g vs 15000g.

Which has more RAM, Hisense U6 Series Mini-LED 4K UHD or TCL 65S451?

Related Comparisons

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Hisense U6 Series Mini-LED 4K UHD

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Samsung Q7F Series QLED 4K Vision AI Smart TV

Full Hisense U6 Series Mini-LED 4K UHD review →Full TCL 65S451 review →All Hisense Televisions →All TCL Televisions →

Reviewed by VersusMatrix Editorial Team

Last updated: May 10, 2026

Editorial guidelines

Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.