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TCL 55S451-CA
Rs.29,817.97

LG 55UA7000PUB
Rs.29,567.83
Model No 55S451-CA 55UA7000PUB
TV Type Smart TV Smart TV
Screen Size 55 Inch (139 cm) 55 Inch (139 cm)
Resolution 4K 3840 x 2160 4K 3840 x 2160
Aspect Ratio 16:9 16:9
Motion Rate 60 Hz 60 Hz
Viewing Angle 178°/178° 178°/178°
USB
USB Version : 2.0
Supported Audio Formats : AAC, MP3, FLAC
Supported Video Formats : MPEG4 Xvid, H.264, H.265, VC1, VP9
Supported Picture Formats : JPEG, PNG, BMP
USB Version : 2.0
Supported Audio Formats : MP3, AC4, AC3, EAC3, AAC, MP2, PCM, WMA
Supported Video Formats : MKV, DivX, MP4, AVI, ASF, MOV, FLV
Supported Picture Formats : JPEG, PNG, BMP, WebP, JPS, MPO
Video
Backlight : 4K UHD HDR LED TV
HDR10 : Yes
HLG : Yes
Resolution : UHD
Display Colors : 1.07 Billion
BackLight : 4K UHD Direct LED
HLG : Yes
HDR10 : Yes
Filmmaker Mode : Yes
Dynamic Tone Mapping : Yes
AI Upscaling : 4K Super Upscaling
Picture Processor : α7 AI Processor 4K Gen8
Audio
Audio Output ( RMS ) : 10 W + 10 W
Premium Audio : Dolby Digital Plus
Audio Output ( RMS ) : 20 W
Wow Orchestra : Yes
LG Sound Sync : Yes
Sound Mode Share : Yes
Bluetooth Surround Ready : Yes
Speaker Direction : Down Firing
Speaker System : 2.0 Channel
Clear Voice Pro : Yes ( Auto Volume Leveling )
AI Sound : α7 AI Sound Pro ( Virtual 9.1.2 Up-Mix )
Audio Codec : AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual )
Connectivity Options
HDMI 2.0 : 4 ( 1 eARC )
USB 2.0 : 1
Bluetooth® : Yes
Headphone Jack : 1 Yes
RF Antenna Input : 1 Yes
Composite Audio / Video Input : 1 Yes
Digital Optical Audio Output : 1 Yes
Fast WiFi : 802.11ac 2X2 Dual Band ( Support 2.4GHz & 5GHz )
HDMI ( 2.0 ) : 3ea ( Supports eARC, ALLM )
USB ( 2.0 ) : 1ea
Ethernet / LAN : 1ea
RF Input ( Antenna, Cable ) : 1ea
Optical Digital Audio Out ( SPDIF ) : 1ea
Wi-Fi 5 : Yes
Bluetooth® 5.0 : Yes
HDMI-CEC ( Simplink ) : Yes
RS-232C Input (Min Jack ) : Yes
HDMI Audio Return Channel : eARC ( HDMI 2 )
Smart TV Features
Operating System : Roku TV
Chromecast Built-In : Yes
Works With Alexa : Yes
Quick And Easy Search : Yes
Works With Hey Google : Yes
Works With Apple Homekit : Yes
Easy Voice Control : Works With Siri, Alexa, And Hey Google
Operating System : WebOS 25 Smart TV
Matter : Yes
Home Hub : Yes
App Store : Yes
Sports Alert : Yes
AI Concierge : Yes
Home Office : Yes
LG Channels : Yes
Music Service : Yes
Full Web Browser : Yes
Google Cast Built-In : Yes
Works With Hey Google : Yes
Works With Apple Home : Yes
USB Camera Compatible : Yes
Works With Apple Airplay2 : Yes
ThinQ® Smart Technology : Yes
Works With Amazon Alexa : Yes
Intelligent Voice Recognition : Yes
Amazon Alexa Built-In : Ready ( Requires Magic Remote )
Magic Remote Control : Ready ( Requires Magic Remote )
Content Partners : Netflix, Max, Disney+, YouTube, Prime Video, ESPN, Apple TV, Sling TV & More
Other Features
Sleep Timer : Yes
Closed Caption : Yes
1 Year Limited Warranty : Yes
Parental Control ( V-Chip ) : Yes
Accessible Menu System ( CVAA ) : Yes
Live TV Pause From Antenna ( Up To 30 Minutes ) : Yes
Control Buttons : One Button
Multilingual On-Screen-Display : English, Spanish, French
Tuner Type : ATSC / NTSC / Clear QAM
Design : Sleek & Slim Design
IP Control : Yes
Smartphone Remote App : Yes
Country Of Origin : Mexico
Limited Warranty : 1 Year Parts & Labor
TV Tuner : ATSC1.0 ( Terrestrial ), QAM ( Cable )
General Details
Power Supply (Voltage, Hz) : AC 100V-240V 50/60Hz
Annual Power Consumption : 100 kWh/Y
Power Consumption Standby : <0.5 W
Weight Without Stand : 9.97 Kg
Weight With Stand : 10.20 Kg
Packaging Weight : 15.01 Kg
VESA Walll Mount Pattern : 200 mm X 200 mm
Power Supply : AC 120 V, 50/60Hz
Typical Power Consumption : 113 W
Annual Power Consumption : 209 KWh/Y
Power Consumption Standby : Under 0.5 W
TV Weight Without Stand : 11.52 Kg
TV Weight With Stand : 11.61 Kg
Packaging Weight : 15.78 Kg
VESA Mounting : 300 mm X 200 mm
Supplied Accessories
Remote Control - 1N : RC280
2 AAA Batteries - 2N : Yes
User Manual - 1N : Yes
Warranty Info - 1N : Yes
Screw Size : M6 X 12
Quick Start Guide - 1N : Yes English
Remote Control : Standard Remote Control
Stand : Yes
Batteries : Yes
E-Manual : Yes
Power Cable : Yes
Quick Start Guide : Yes

Compare TCL 55S451-CA with:

Compare LG 55UA7000PUB with:

Key Differences

Both TVs come with smart platforms that support popular streaming apps and voice control features. Audio output differs between the two (10 W + 10 W vs 20 W), which can influence overall sound clarity and loudness. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. TCL 55S451-CA and LG 55UA7000PUB differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. TCL 55S451-CA and LG 55UA7000PUB are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users.

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