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TCL 50S421-CA
Rs.28,794.95

LG 50UN6955ZUF
Rs.28,644.75
Model No 50S421-CA 50UN6955ZUF
TV Type Smart TV Smart TV
Screen Size 50 Inch (126 cm) 50 Inch (126 cm)
Resolution 4K 3840 x 2160 4K 3840 x 2160
Aspect Ratio 16:9 16:9
Motion Rate 120 Hz 120 Hz
Viewing Angle 178°/178° 178°/178°
USB
USB Version : 2.0
Supported Audio Formats : AAC, MP3, WMA, WAV ( PCM ), AIFF, FLAC, AC3
Supported Video Formats : MKV (H.264), MP4, MOV ( H.264 ), TS ( H.264 )
Supported Picture Formats : JPEG, PNG, GIF
USB Version : 2.0
Supported Audio Formats : AC4, AC3, EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X
Supported Video Formats : MKV, DivX, MP4, AVI, ASF, MOV, FLV
Supported Picture Formats : JPEG, JPS, MPO
Video
Backlight : 4K UHD HDR LED
HDR10 : Yes
Resolution : UHD
Clear Motion Index : 120Hz CMI
Display Colors : 1.07 Billion
Picture Engine : 4K Creative Pro Upscaling Engine
BackLight : 4K UHD Direct LED
HDR10 : Yes
HLG : Yes
Active HDR : Yes
Filmmaker Mode : Yes
True Color Accuracy : Yes
Upscaling : 4K Upscaling
Display Type : Real 4K Display
Picture Processor : Quad Core Processor 4K
Audio
Audio Output ( RMS ) : 2 Channel X 8 W
Dolby Processing : Dolby Digital
Audio Passthrough : Dolby Digital Plus
Audio Output ( RMS ) : 20 W
AI Sound : Yes
Speaker Direction : Down Firing
Speaker System : 2.0 Channel
Audio Codec : AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual )
Connectivity Options
HDMI 2.0 : 3, w/HDCP 2.2 ( 1 ARC )
USB 2.0 : 1
Ethernet / LAN : 1 Yes
RF Input ( NTSC, ATSC ) : 1 Yes
Audio Output Headphone : 1 Yes
SPDIF Digital Audio Optical : 1 Yes
AV Input : Composite Video + L&R Audio In
Wireless Connection : 802.11ac 2x2 Dual Band ( support 2.4GHz & 5GHz )
HDMI : 3 ( 1 Rear, 2 Side )
USB ( 2.0 ) : 2 ( 1 Rear, 1 Side )
AV Input : 1 Rear
Ethernet / LAN : 1 Rear
Digital Audio Output ( Optical ) : 1 Rear
RF Connection Input ( Antenna / Cable ) : 1 Rear
IP Control : Yes
HDMI-CEC ( Simplink ) : Yes
Smart Phone Connectivity : Yes
HDMI Audio Return Channel : ARC ( HDMI 2 )
TV Tuner : ATSC, Clear QAM
Wi-Fi® Standard : Wi-Fi Certified 802.11ac
Smart TV Features
Operating System : Roku TV
CPU : Dual-core
GPU : Dual-core
Powerful Mobile App : Yes
Advanced PQ Setting With Mobile App : Yes
Operating System : webOS
Sports Alert : Yes
LG Channels : Yes
Home Dashboard : Yes
Full Web Browser : Yes
Who. Where. What? : Yes
LG Content Store ( App Store ) : Yes
Apple : Apple Airplay 2, Apple Homekit
Google Home Compatible : Yes ( Google Home Device Sold Separately )
Content Partners : Netflix, Disney+, Apple TV, Hulu, Paramount+, Peacock, Youtube TV, Spotify, iHeartRadio And More
Other Features
Closed Caption : Yes
1 Year Limited Warranty : Yes
Parental Control ( V-Chip ) : Yes
Accessible Menu System ( CVAA ) : Yes
Control Buttons : Power/Power/Menu, <,>
Multilingual On-Screen-Display : English, Spanish, French
Signal Format Capability : ATSC / NTSC / Clear QAM
HGiG : Yes
Auto Low Latency Mode ( ALLM ) : Yes
Limited Warranty : Please See Support Tab For Full Details On The Limited Warranty
General Details
Power Supply (Voltage, Hz) : AC 100V-240V 50/60Hz
Annual Power Consumption : 125 kWh/Y
Power Consumption Standby : <0.5 W
Weight Without Stand : 10.47 Kg
Weight With Stand : 10.70 Kg
Packaging Weight : 15.19 Kg
VESA Walll Mount Pattern : 200 mm X 200 mm
Power Supply : AC 100~240V 50-60Hz
Power Consumption : 76.6 W
Annual Power Consumption ( kWh ) : 143 kWh/Y
Power Consumption Standby : Under 0.5 W
TV Weight Without Stand : 11.29 Kg
TV Weight With Stand : 11.38 Kg
Packaging Weight : 15.01 Kg
VESA Mounting : 200 mm X 200 mm
Supplied Accessories
Remote Control : Roku TV RC280
2 AAA Batteries : Yes
Screw Size : M6 X 12
Quick Start Guide : Yes English
Standard Remote Control : Yes
AAA Batteries : Yes
Power Cable : Yes
E-Manual : Yes
Quick Start Guide : Yes
Wall Mount : LSW240B ( Optional, Sold Separately )

Compare TCL 50S421-CA with:

Compare LG 50UN6955ZUF with:

Key Differences

Audio output differs between the two (2 Channel X 8 W vs 20 W), which can influence overall sound clarity and loudness. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. TCL 50S421-CA and LG 50UN6955ZUF differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. TCL 50S421-CA and LG 50UN6955ZUF are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability.

Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.