TCL 55S451-CA vs Mi TV 4 PRO 55 – Which TV is Better? (2026)

ALERT

TCL 55S451-CA
Rs.29,817.97

Mi TV 4 PRO 55
Rs.29,999.00

Model No

55S451-CA

TV 4 PRO 55

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	: DOLBY AUDIO, DTS
Supported Video Formats	: MPEG1/2/4, REAL, H.264
Supported Picture Formats	: PNG, GIF, JPG

Video

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

Backlight	: 4K UHD LED
HLG	: Yes
MEMC	: Yes
HDR 10	: Yes
Filmmaker Mode	: Yes
Wide Color Gamut	: Yes
Response Time	: 8ms（ Typ ）
Picture Engine	: Vivid Picture Engine

Audio

Audio Output ( RMS )	: 10 W + 10 W
Premium Audio	: Dolby Digital Plus

Audio Output ( RMS )	: 2 X 8 W
Dolby Audio	: Yes
Dolby Sound	: DTS X / DTS Virtual:X

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 )	: 3 ( 1 Contain ARC )
USB ( 2.0 )	: 2
AV Input 1	: Yes
S/PDIF Out 1	: Yes
Bluetooth 4.2	: Yes
Earphone Jack	: Yes
Ethernet / LAN	: Yes
Wifi	: 2.4GHz / 5GHz, 802.11 a / b / g / n

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	: Android TV
CPU	: Cortex A53 Quad-Core
GPU	: Mali-450 MP
RAM	: 2 GB
Storage	: 8 GB
Picture-In-Picture Mode	: Yes
Voice Assistant Built-In	: Alexa Voice Assistant

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	: Frame-Less Design
Color	: Black
Relative Humidity	: <80%
Humidity	: 20% ～ 80%
Operating Temperature	: 0℃～ 40℃
Storage Temperature	: -15℃ ～ 45℃
Warranty Details	: 1 Year Comprehensive Warranty On All Models + Free
Remote Control	: Alexa Button, Playback Controls, Guide Button, Mute Button, Numerical Keypad

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 100-240V ～ 50 / 60Hz
Power Consumption	: 155 W
Weight Without Stand	: 17.2 Kg
Weight Including Packing	: 17.8 Kg
VESA Wall Mount Compatible	: 400 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

Bluetooth Remote Control	: Yes
5 X Screws	: Yes
User Manual	: Yes
1 Power Cord	: Yes
2 Stand Units	: Yes

Compare TCL 55S451-CA with:

Compare Mi TV 4 PRO 55 with:

Key Differences

Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. From a practical standpoint, both options provide a reliable viewing experience for most users. TCL 55S451-CA and Mi TV 4 PRO 55 are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Audio output differs between the two (10 W + 10 W vs 2 X 8 W), which can influence overall sound clarity and loudness. TCL 55S451-CA and Mi TV 4 PRO 55 differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. 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 decent motion handling, making them suitable for everyday viewing including sports and action content.

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

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