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Roku Select Series vs TCL 4-Series (S421)

Roku Select Series

2021 · $199.99 today

6044
TCL 4-Series (S421)

2019 · $199.99 today

6239
Picture qualityBrightnessGamingSmart featuresSoundValue
Roku Select SeriesTCL 4-Series (S421)

Dashed outline = score at launch

Why Roku Select Series is better

  • Input Lag: ~14 ms vs ~16 ms(14% less)

Why TCL 4-Series (S421) is better

  • Peak Brightness: ~250 nits vs ~220 nits(14% more)

Verdict

Roku Select Series leads outright in 5 of 6 dimensions today.

Spec by spec

SpecRoku Select SeriesTCL 4-Series (S421)
Display
Screen Size50 in50 in
Resolution4K UHD4K UHD
Panel TypeLEDLED
Peak Brightness~220 nits~250 nits
Dimming ZonesEdge-litEdge-lit
Gaming
Max Refresh Rate60 Hz60 Hz
Input Lag~14 ms~16 ms
HDMI 2.1 Ports00
Smart Platform
OSRoku TVRoku TV
Voice AssistantRoku Voice / AlexaRoku Voice / Alexa
Audio
Speaker Output10W10W
Dolby AtmosNoNo