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TCL 75S451-CA
Rs.66,265.17

TCL 75V6B
Rs.66,990.00
Model No 75S451-CA 75V6B
TV Type Smart TV Smart TV
Screen Size 75 Inch (191 cm) 75 Inch (191 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, AAC, WMA, AC3, EAC3, FLAC, OGG
Supported Video Formats : AVI, MKV, MPEG, MPEG-4, WMV, 3GPP, DivX, VP9, Xvid, H.263, H.264, H.265
Supported Picture Formats : JPEG, GIF, PNG
Video
Backlight : 4K UHD HDR LED TV
HDR10 : Yes
HLG : Yes
Resolution : UHD
Display Colors : 1.07 Billion
Backlight : 4K UHD DLED
HLG : Yes
HDR 10 : Yes
T-Screen : Yes
Micro Dimming : Yes
Dynamic Color Enhancement : Yes
Contrast Ratio : 6000 : 1
Brightness : 330 Nits
Picture Engine : AIPQ 2.0 Engine
Audio
Audio Output ( RMS ) : 15 W + 15 W
Premium Audio : Dolby Digital Plus
Audio Output ( RMS ) : 2 X 15 W
Dolby Audio : Yes
Bluetooth Personal Audio : Yes
Sound Channel : 2 Channel
Sound Mode : Standard, Dynamic, Movie, Music, Voice, Game, Stadium
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 2.1 : 3
USB 2.0 : 2
CEC : Yes
eARC : Yes
RF Input : Yes
Bluetooth 5.0 : Yes
Ethernet / LAN : Yes
WiFi : 2.4G / 5G
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 : Certified By Google TV
CPU : 32-Bit A55X4 1.3GHz
GPU : G31 MP2 800MHz
RAM : 2 GB
ROM : 16 GB
Netflix : Yes
You Tube : Yes
Apple TV+ : Yes
Voice Control : Yes
TV Dashboard : Yes
With Ok Google : Yes
Google Play Store : Yes
Works With Alexa : Yes
Ok Google Built-in : Yes
Content Providers : Netflix, Youtube, Hotstar, Prime Video, Sony Liv, ZEE5, Jio Cinema, MX Player, Youtube Music, Alexa
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 : Edgeless Design
PVR / Time Shift : Yes
EPG : DTV EPG ( Without IP EPG )
Warranty : 2 Year warranty provided by the manufacturer from date of purchase.
General Details
Power Supply (Voltage, Hz) : AC 100V-240V 50/60Hz
Annual Power Consumption : 225 kWh/Y
Power Consumption Standby : <0.5 W
Weight Without Stand : 21.99 Kg
Weight With Stand : 22.18 Kg
Packaging Weight : 34.51 Kg
VESA Walll Mount Pattern : 300 mm X 300 mm
Power Supply ( Voltage, Hz ) : AC 100V-240V 50/60Hz
Power Consumption : 250 W
Standby Power Consumption : 0.5 W
Weight Without Stand : 19 Kg
Packaging Weight : 29.2 Kg
Wall Mount Size : 400 mm X 400 mm
Supplied Accessories
Remote Control - 1N : RC280
2 AAA Batteries - 2N : Yes
User Manual - 1N : Yes
Warranty Info - 1N : Yes
Screw Size : M6 X 23
Quick Start Guide - 1N : Yes English
Remote Control : ‎IR, Bluetooth
1N Stand : Yes
2N Batteries : Yes
1N Wall Mount : Yes
1N Audio Cable : Yes
1N User Manual : Yes
1N Warranty Card : Yes

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Key Differences

Both TVs come with smart platforms that support popular streaming apps and voice control features. From a practical standpoint, both options provide a reliable viewing experience for most users. TCL 75S451-CA and TCL 75V6B differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Audio output differs between the two (15 W + 15 W vs 2 X 15 W), which can influence overall sound clarity and loudness. If you're comparing TCL 75S451-CA and TCL 75V6B, both models come with modern features and are designed to deliver a solid viewing experience across different use cases.

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