TCL 4-Series 43S451 43"

★★★★☆ 4.2 (43)

The built-in Roku platform provides a simple, customizable home screen with thousands of streaming channels, making cord-cutting straightforward. Its 43-inch 4K display supports HDR and works seamlessly with Siri, Alexa, and AirPlay for easy voice control and content sharing. This TV is best for budget-conscious streamers who want a straightforward smart TV experience without external devices.

Screen 43"
Resolution 4K
Panel LED
Refresh 60 Hz
HDR HDR
smart platform Roku TV
hdmi version 2.1
TCL 4-Series 43S451 43" tv
28 Overall Score

No current retailer price

Snapshot

Pros & Cons

Pros

  • Strong connectivity (70th percentile) 70th

Cons

  • Below average user sentiment (9th percentile)
  • Below average display (14th percentile)
  • Below average hdr (35th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

58/100Our AI sentiment readmedium confidence · 12 sources · May 2026

The proof

Performance

Performance Percentiles

HDR 34.5
Audio 38.3
Smart 62.4
Gaming 44.8
Display 13.6
User Sentiment 8.7
Connectivity 69.8
Social Proof 57.8
Picture Quality 36

Specifications

Full Specifications

Display

Size 43"
Resolution 4K
Panel Type LED
Backlight Edge LED
Aspect Ratio 16:9
Curved No

HDR

HDR Formats HDR
Dolby Vision No
HDR10+ No
HLG No

Gaming

Refresh Rate 60 Hz

Smart TV

Platform Roku TV
Voice Assistant Siri, Alexa, Hey Google
Screen Mirroring AirPlay

Audio

eARC Yes

Connectivity

HDMI Ports 4
HDMI Version 2.1
Wi-Fi Wi-Fi 5
Ethernet Yes

Power & Size

Weight 11.0 kg / 24.3 lbs

vs Competition

Spec TCL 4-Series 43S451 43" LG C5 OLED55C5PUA Samsung Neo QLED QN990F Sony BRAVIA 8 K65XR80 Hisense U8 Series 100U8QG Roku Plus Series 55R6C7
Screen Size 43 55 75 65 99.5 55
Resolution 4K 3840x2160 7680x4320 3840x2160 3840x2160 3840x2160
Panel Type LED OLED Mini-LED OLED Mini-LED QLED
Refresh Rate 60 120 120 120 165 60
Hdr HDR Dolby Vision, HDR10, HLG HDR10, HDR10+, HLG HDR10, HLG, Dolby Vision Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG)
Smart Platform Roku TV webOS Tizen Google TV Google TV Roku TV
Dolby Vision false true false true true true
Dolby Atmos - true true true true true
Hdmi Version 2.1 2.1 2.1 2.1 2.1 2.1
Compare Compare Compare Compare Compare
Product HDRAudioSmartGamingDisplayUser SentimentConnectivitySocial ProofPicture Quality
TCL 4-Series 43S451 43" 34.538.362.444.813.68.769.857.836
LG C5 OLED55C5PUA Compare 96.993.990.29888.470.698.693.793.1
Samsung Neo QLED QN990F Compare 84.499.893.588.399.582.299.999.683.6
Sony BRAVIA 8 K65XR80 Compare 87.890.891.978.391.882.292.78769.9
Hisense U8 Series 100U8QG Compare 91.298.395.994.694.798.786.175.298.8
Roku Plus Series 55R6C7 Compare 76.18299.756.777.7938993.736

Usage Scores

Overall (28.3)Budget (33)Gaming (33.4)Movies (21.2)Sports (27.6)Outdoor (21.4)Portable (34.6)Corporate (30.5)Streaming (42.9)Smart Home (46.1)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

Other Configurations3

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