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Hisense 55U6H
Rs.30,272.27

TCL 55S451-CA
Rs.29,817.97
Model No 55U6H 55S451-CA
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 240 Hz 60 Hz
Viewing Angle 178°/178° 178°/178°
USB
USB Version : 2.0
Supported Audio Formats : WMA, WMV, MP4, FLAC, MP2, MP3
Supported Video Formats : AVI, WMV, MP4, MOV, 3GP, MKV, MPG, MPEG, VOB, FLV, WebM, OGM
Supported Picture Formats : JPEG, BMP, PNG, GIF, MPO
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
Video
Backlight : 4K ULED
Backlight Tipe : Full Array
Noise Reduction : Yes
4K Upscaling : Yes
Screen Resulution : 4K
Dolby Vision : Yes
HDR10 : Yes
HDR10+ : Yes
HLG : Yes
MEMC : Yes
Wide Color Gamut : Quantum Dot
Brightness Level : Up To 600 Nits Peak Brightness
Backlight : 4K UHD HDR LED TV
HDR10 : Yes
HLG : Yes
Resolution : UHD
Display Colors : 1.07 Billion
Audio
Sound Output Power : 2 X 10 W
DTS : X : Yes
Audio Technologies : Dolby Atmos
Audio Output ( RMS ) : 10 W + 10 W
Premium Audio : Dolby Digital Plus
Connectivity Options
HDMI : 4
USB : 2
Ethernet / LAN : Yes
HDMI ARC : Yes
HDMI CEC : Yes
RF Antenna : Yes
Bluetooth® : Yes
Wireless Built- In : Yes
Digital Audio Output Optical : Yes
Earphone / Audio Output : Yes
RCA Composite Video Input : Yes
L / R Audio Input For Composite : Yes
Wi-Fi Built In : Yes ( 1 X 2 Dual-Band | 802.11ac )
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 )
Smart TV Features
Google TV : Yes
Smart TV : Yes
Work With Alexa : Yes
Web Browser : Yes
Chromecast : Yes
Hands Free Voice Control : Yes
Auto Low-Latency Mode : Yes
Google Assistant Built - In : Yes
App Store : Yes ( Google Play App Store )
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
Other Features
Design : Metal Bezel-Less
Sleep Timer : Yes
Closed Caption : Yes
Parental Control : Yes
Warranty : 2 - Year Warranty
On -Screen Display : English, French, Spanish
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
General Details
Power Supply : AC 120V, 50 / 60Hz
Power Consumption : 170 W
Energy Efficiency Class : 0.5 W
Weight Without Stand : 13.87 Kg
Weight With Stand : 14.19 Kg
Weight With Packaged : 19.18 Kg
VESA Mount Pattern : 300 mm x 200 mm
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
Supplied Accessories
Voice Remote Control : Yes
2 Batteries : Yes
Quick Set Up Guide : Yes
User Manual : Yes
Power Cable : Yes
Wall Mount Screw : M6
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

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Key Differences

If you're comparing Hisense 55U6H and TCL 55S451-CA, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Hisense 55U6H and TCL 55S451-CA differ in resolution (4K 3840 x 2160 vs UHD), which can affect overall clarity and sharpness of the display. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Hisense 55U6H and TCL 55S451-CA offer different motion rates (240 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. From a practical standpoint, both options provide a reliable viewing experience for most users.

Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.