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TCL 40S5K
Rs.28,392.85

TCL 43S450G-CA
Rs.28,702.29
Model No 40S5K 43S450G-CA
TV Type Smart TV Smart TV
Screen Size 40 Inch (102 cm) 43 Inch (109.22 cm)
Resolution 1920 x 1080 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 : MPEG, WMA, FLAC, MP3, AAC, WAV, OPUS
Supported Video Formats : AVI, MP4, MKV, TS, FLV, WMV, MOV, MPEG, WEBM, AVC, HEVC
Supported Picture Formats : JPEG, BMP, PNG, GIF
USB Version : 2.0
Supported Audio Formats : AAC, MP3, WMA, WAV ( PCM ), AIFF, FLAC, AC3
Supported Video Formats : MKV (H.264), MP4, MOV ( H.264 ), TS ( H.264 )
Supported Picture Formats : JPEG, PNG, GIF
Video
Backlight : 2K FHD QLED
HLG : Yes
HDR 10 : Yes
Panel Type : VA
System Brightness : 300 Nits ( Typ )
Contrast Ratio : 5000:1( Typical )
Backlight : 4K UHD DLED
HLG : Yes
HDR 10 : Yes
MEMC : Yes
HDR PRO : Yes
Dolby Vision : Yes
Backlight Type : Standard
LED Type : Direct LED
Display Colors : 16.9 Million
Motion Enhancement Technology : Motion Rate 240
Local Dimming Type : Dynamic Contrast
Description : Smart and Stunning
Picture Preset : Vivid, Low Power, Smart HDR, Sports, Movie, Game, PC
Picture Size : 16:9, 4:3, Cinerama, 14:9 Zoom, 16:9 Zoom, 16:9 Zoom Up
Audio
Sound Output Power ( RMS ) : 20 W
Dolby Audio : Yes
Sound Channel : 2 Channel
Speaker : Integrated Speaker
Audio Output ( RMS ) : 10 W + 10 W
DTS Virtual : X : Yes
DTS : DTS-HD
Dolby Processing : Dolby Atmos, Dolby Digital+
Audio Effect : Dynamic, Standard, Movie, Music, Voice, Live
Audio Passthrough : Dolby Atmos, Dolby Digital+, Dolby Digital, DTS
Connectivity Options
HDMI ( 1.4 ) : 2
USB ( 2.0 ) : 1
WiFi 4 : Yes
RF Input : Yes
HDMI CEC : Yes
Bluetooth 5.0 : Yes
Ethernet / LAN : Yes
HDMI : 3 ( 1 X ARC )
USB 2.0 : 1
Bluetooth 5.0 : Yes
Chromecast Built-in : Yes
Headphone Output : 1 Yes
RF Input ( NTSC, ATSC ) : 1 Yes
SPDIF Digital Audio Optical : 1 Yes
Wi-Fi : Dual-Band 802.11ac
AV Input : Composite Video + L&R Audio In ( Mini 3.5 mm Connector )
Smart TV Features
Operating System : Google TV
RAM : 1 GB
ROM : 8 GB
Netflix : Yes
YouTube : Yes
App Store : Yes
Prime Video : Yes
Video Chat : Yes
Voice Control : Yes
Disney+Hotstar : Yes
Multiple Viewing Mode : Yes
Google Assistant Built-In : Yes
Google Assistant : Voice Input Via Remote Control ( Optional )
Operating System : Google TV
Netflix : Yes
Pluto TV : Yes
Apple TV : Yes
YouTube : Yes
Prime Video : Yes
TCL Channel : Yes
Works With : Amazon Alexa, Google Assistant
Featured Streaming Services : Netflix, Prime Video, HBO Max, Peacock, Hulu, Disney+, YouTube, YouTube TV, Vudu, Google Play Movies & TV, Spotify
Other Features
Design : Metallic Bezel-Less Design
Color : Black
EPG : Yes
Quick Settings : Yes
Warranty Summary : 1 Years Comprehensive Warranty On Product
Design : Full View Metal Bezel-less Design
Clock : Yes
Sleep Timer : Yes
Channel Skip : Yes
Closed Caption : Yes
Input Label Edit : Yes
Channel Label Edit : Yes
Easy Voice Control : Yes
JPEG / MP3 For USB : Yes
Auto Game Mode ( ALLM ) : Yes
Auto Channel Search / Channel Scanning : Yes
Parental Control ( V -Chip ) : USA
Control Buttons : One Button
Program Guide ( EPG ) : Up To 7 Days Future
Adjustable Color Temperature : Warm, Normal, Cool
Tuner Type : ATSC, NTSC, Clear QAM
Languages : English, Spanish, French
Warranty : 1 Year Limited Manufacturers Warranty
General Details
Power Supply : AC 100V – 240V 50-60Hz
Power Consumption : 90 W
Power Consumption Standby : 0.5 W
Weight Without Stand : 4.58 Kg
Weight With Stand : 4.63 Kg
Weight With Packaging : 6.43 Kg
VESA Wall-Mounting : 100 mm X 100 mm
Power Supply ( Voltage, Hz ) : AC 100V-240V 50/60Hz
Power Consumption : 91 W
Annual Power Consumption : 91 kWh/Y
Power Consumption Standby : < 0.5 W
Weight Without Stand : 6.21 Kg
Weight With Stand : 6.30 Kg
Package Weight : 9.70 Kg
Energy Guide : $13
Screw Size : M6
VESA Walll Mount Pattern : 200 mm X 200 mm
Supplied Accessories
Remote Control : Yes
Stand : Yes
Power Cable : Yes
User Manual : Yes
2N Batteries : Yes
Warranty Card : Yes
Remote Control : Voice Remote Control
Power Cord : Yes
2 X AAA Batteries : Yes
Warranty Info English : Yes
Quick Start Guide English : Yes

Compare TCL 40S5K with:

Compare TCL 43S450G-CA with:

Key Differences

Both TVs come with smart platforms that support popular streaming apps and voice control features. TCL 43S450G-CA and TCL 40S5K differ in resolution (4K 3840 x 2160 vs 1920 x 1080), 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. From a practical standpoint, both options provide a reliable viewing experience for most users. There is a difference in screen size (43 Inch (109.22 cm) vs 40 Inch (102 cm)), and a larger screen generally provides a more immersive viewing experience. TCL 43S450G-CA and TCL 40S5K are two competitive smart TVs offering a mix of display performance, smart features, and overall value for different types of users. 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.