TCL 75S451-CA vs TCL 75S455-CA – Key Differences & Best Choice (2026)

ALERT

TCL 75S451-CA
Rs.66,265.17

TCL 75S455-CA
Rs.66,207.97

Model No

75S451-CA

75S455-CA

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	: AAC, MP3, FLAC
Supported Video Formats	: MPEG4 Xvid, H.264, H.265, VC1, VP9
Supported Picture Formats	: JPEG, PNG, BMP

Video

Backlight	: 4K UHD HDR LED TV
HDR10	: Yes
HLG	: Yes
Resolution	: UHD
Display Colors	: 1.07 Billion

Backlight	: 4K UHD HDR LED TV
HDR10	: Yes
HLG	: Yes
Resolution	: UHD
Display Colors	: 1.07 Billion

Audio

Audio Output ( RMS )	: 15 W + 15 W
Premium Audio	: Dolby Digital Plus

Audio Output ( RMS )	: 15 W + 15 W
Premium Audio	: Dolby Digital Plus

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	: 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

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	: 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

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	: FullView Edge-To-Edge Glass Design
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 (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
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

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 - 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

Compare TCL 75S451-CA with:

Compare TCL 75S455-CA with:

Key Differences

Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. 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. If you're comparing TCL 75S455-CA and TCL 75S451-CA, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both models support UHD resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs come with smart platforms that support popular streaming apps and voice control features.

Verdict: Choosing between TCL 75S455-CA and TCL 75S451-CA depends on your usage, whether you prioritize display quality, smoother motion, or smart features.

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