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TCL 55S434-CA
Rs.45,514.20

Sony KD-55X77CL
Rs.45,680.84
Model No 55S434-CA KD-55X77CL
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 120 Hz 60 Hz
Viewing Angle 178°/178° 178°/178°
USB
USB Version : 2.0
Supported Audio Formats : AAC,MP3, FLAC
Supported Video Formats : MKV ( H.264 ), MP4 ( H.264 )
Supported Picture Formats : JPEG, PNG
USB Version : 2.0
Supported Audio Formats : MP3 AUDIO, WMA
Supported Video Formats : WMV, PS, MPG, M2TS, MPEG, DIVX, MPEG-PS, MP4
Supported Picture Formats : JPEG, GIF, PNG, TIFF, RAW
Video
Backlight : 4K UHD HDR LED TV
HDR10 : Yes
HLG : Yes
Resolution : UHD
Natural Motion : 120 CMI
Display Colors : 1.07 Billion
Backlight Type : 4K UHD Direct LED
HLG : Yes
HDR10 : Yes
Auto Wide : Yes
Photo TV HD, BRAVIA For China : Yes
Cine Motion, Film Mode, Cinema Drive : Yes
Display Resolution : QFHD
4K Processor : 4K Processor X1
Clarity Enhancement : 4K X-Reality Pro
Backlight Dimming Type : Frame Dimming
Color Enhancement : Live Color™ Technology
Contrast Enhancement : Dynamic Contrast Enhancer
Motion Enhancer ( Native Hz ) : Motionflow XR 240 ( Native 60Hz )
Picture Mode : Vivid, Standard, Cinema, Game, Graphic, Photo, Custom
Wide Mode : Auto, Wide Zoom, Normal, Full, Full Pixel, Zoom, 14:9, Full Pixel
Video Signal Support : HDMI™ Signal: 4096 X 2160p ( 24, 60 Hz ), 3840 X 2160p ( 24, 30, 60 Hz ), 1080p ( 30, 60 Hz ), 1080/24p, 1080i ( 60 Hz ), 720p ( 30, 60 Hz ), 720/24p, 480p, 480i
Audio
Audio Output ( RMS ) : 8 W + 8 W
Premium Audio : Dolby Digital Plus
Audio Output Power : 10 W + 10 W
Balance : Yes
Clear Phase : Yes
Auto Mute ( On No Signal ) : Yes
Channel Configuration : 2 Channel
Speaker Position : Down Firing
Speaker Type-2 : X-Balanced Speaker
Speaker Type : Bass Reflex Speaker
S-Master : S-Master Digital Amplifier
Dolby Audio Format Support : Dolby Audio, Dolby Atmos
Speaker Configuration : Full Range ( Bass Reflex ) X 2
Digital Audio Out ( Optical ) Format : Two Channel Linear PCM: 48kHz 16bits, Dolby Audio
ARC Output Format : Two Channel Linear PCM: 48kHz 16bits, Dolby Audio, Dolby Atmos
HDMI Input Audio Format : Two Channel Linear PCM: 32/44.1/48kHz 16/20/24bits, Dolby Audio
Connectivity Options
HDMI 2.0 : 3 ( 1 ARC )
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 ( Supports 2.4GHz & 5GHz )
HDMI™ 2.1 : 3 ( Side )
USB 2.0 : 2 ( Side )
RS-232C Inputs : 1 ( Side )
Ethernet Inputs : 1 ( Side )
RF ( Terrestrial / Cable ) Connection Inputs : 1 ( Side )
Apple Homkit : Yes
Apple Airplay : Yes
Chromecast Built-In : Yes
Control For HDMI ( HDMI CEC ) : Yes
HDMI Audio Return Channel : eARC / ARC
Features Specified In HDMI 2.1 : eARC / ALLM
WI-FI Frequency : 2.4GHz / 5GHz
Composite Video Inputs : 1 ( Side Mini Jack )
Auto Low Latency Mode ( ALLM ) : Yes ( For HDMI™3 )
USB Drive Format Support : FAT16 / FAT32 / NTFS
Analog Audio Inputs : 1 ( Side Analog Conversion )
HDCP : HDCP 2.3 ( For HDMI™ 1 / 2 / 3 )
WI-FI Standard : Wi-Fi Certified 802.11a / b / g / n / ac
Bluetooth Version : Version 5.0,HID / HOGP / A2DP / AVRCP / SPP
4K 60P High-Quality Formats : HDMI IN1, IN2, IN3 Ports For 4K ( Up To 18Gbps ) Signal
HDMI PC Input Format : 640X480 ( 31.5kHz,60Hz ), 800X600( 37.9kHz,60Hz ), 1024X768 ( 48.4kHz,60Hz ), 1280X1024 (64.0kHz,60Hz), 1152X864 (67.5kHz,75Hz), 1600x900 ( 55.9kHz,60Hz ), 1680X1050 ( 65.3kHz,60Hz ), 1920X1080 ( 67.5kHz,60Hz )
USB Playback Codes : MPEG1:MPEG1 / MPEG2 PS:MPEG2 / MPEG2 TS ( HDV,AVCHD ):MPEG2,AVC / MP4 ( XAVC S ):AVC,MPEG4,HEVC,AV1 / AVI: Motion Jpeg / ASF( WMV ): VC1 / M
Smart TV Features
Operating System : Android TV
Easy Voice Control : Yes
Chromecast Built-In : Yes
Integrated Voice Assistant : Google Assistant
Operating System : Google TV
ROM : 16 GB
Eco Dashboard : Yes
Google Play Store : Yes
24p True Cinema : Yes
Auto Genre Picture Mode : Yes
Auto HDR Tone Mapping : Yes
Electronic Program Guide ( EPG ) : Yes
Text Input Language : ARABIC, ENGLISH, FINNISH, FRENCH, GERMAN, HEBREW, HINDI, ITALIAN, JAPANESE, KOR, NORWEGIAN, PER, PORTUGUESE, RUSSIAN, SPANISH, THAI, VIETNAMESE, SIMPLIFIED CHINESE, TRADITIONAL CHINESE
Display Language : AFRIKAANS, ARABIC, BENGALI, ENGLISH, FRENCH, GUJARATI, HINDI, INDONESIAN, KANNADA, MALAYALAM, MARATHI, PANJABI, PER, PORTUGUESE, RUSSIAN, SPANISH, SWAHILI, TAMIL, TELUGU, THAI, VIETNAMESE, SIMPLIFIED CHINESE, TRADITIONAL CHINESE, ZULU
Other Features
Sleep Timer : Yes
Closed Caption : Yes
1 Year Limited Warranty : Yes
Parental Control ( V-Chip ) : Yes
Accessible Menu System ( CVAA ) : Yes
Control Buttons : One Button
Multilingual On-Screen-Display : English, Spanish, French
Tuner Type : ATSC / NTSC / Clear QAM
Bezel Design : Narrow Bezel Design
Bezel Colour : Hairline Black
Stand Colour : Black
Stand Design : Slim Wedged Stand
TALKBACK : Yes
Sleep Timer : Yes
Voice Search : Yes
Switch Access : Yes
Auto Shut-off : Yes
On / Off Timer : Yes
On Screen Clock : Yes
Parental Control : Yes
Audio Description : Yes
Text Magnification : Yes
Auto Picture Mode : Yes
Cable Management : Yes
Accessibility Shortcut : Yes
Standard Remote Control : Yes
Closed Caption ( Analog, Digital ) : Yes
VESA® Hole Spacing Compatible : Yes
TV System ( Analog ) : M
Color System : NTSC
TV System ( Digital Terrestrial ) : ATSC
TV System ( Digital Cable ) : Clear QAM
Quick Setup Guide : EN,FR,ES,PT
Tuner Channel Coverage ( Digital Cable ) : CATV: 1-135
Channel Block ( With Password ) : Analog & Digital
Number Of Turners ( Terrestrial / Cable ) : 1 ( Digital / Analog )
Tuner Channel Coverage ( Digital Terrestrial ) : VHF: 2-13/UHF: 14-69
Show, Hide Channels : Yes ( Digital & Analog )
Tuner Channel Coverage ( Analog ) : VHF: 2-13/UHF: 14-69/CATV: 1-135
Optimal Accessories : Wallmount Bracket ( SU-WL855 ) Depends On Country Selection
General Details
Power Supply (Voltage, Hz) : AC 100V-240V 50/60Hz
Annual Power Consumption : 115 kWh/Y
Power Consumption Standby : <0.5 W
Weight Without Stand : 11.20 Kg
Weight With Stand : 11.29 Kg
Packaging Weight : 16.01 Kg
VESA Walll Mount Pattern : 300 mm X 300 mm
Power Supply ( Voltage, Hz ) : AC 110 V - 240 V, 50/60Hz
Power Consumption : 191 W
Annual Energy Consumption* : 246 kWh
Power Consumption Standby : 0.5 W
Eco Friendly : Yes
Dynamic Backlight Control : Yes
Power Saving Mode / Back Light Off Mode : Yes
Weight Of TV Without Stand : 15.3 Kg
Weight Of TV With Stand : 15.6 Kg
Weight Of Package Carton : 22.0 Kg
VESA® Hole Pitch : 300 mm X 300 mm
Supplied Accessories
Remote Control : Voice Remote Control
2 AAA Batteries : Yes
Screw Size : M6 X 12
Warranty Info / Quick Start Guide (QSG) : Yes English
Voice Remote Control : RMF-TX811U
Batteries : Yes
AC Power Cord : Yes
Table Top Stand : Yes
Quick Setup Guide : Yes
Operating Instructions : Yes

Compare TCL 55S434-CA with:

Compare Sony KD-55X77CL with:

Key Differences

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 55S434-CA and Sony KD-55X77CL offer different motion rates (120 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. TCL 55S434-CA and Sony KD-55X77CL are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. TCL 55S434-CA and Sony KD-55X77CL differ in resolution (UHD vs 4K 3840 x 2160), which can affect overall clarity and sharpness of the display. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience.

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