| Model No |
43S455-CA |
40S540K |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
43 Inch (109.22 cm) |
40 Inch (102 cm) |
| Resolution |
4K 3840 x 2160 |
1920 x 1080 |
| 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, FLAC, MP3, Vorbis, WAVE, Opus |
| Supported Video Formats |
: MP4,AVC,HEVC,AV1 |
| Supported Picture Formats |
: JPEG, PNG, BMP & GIF |
|
| Video |
| Backlight |
: 4K UHD HDR LED TV |
| HDR10 |
: Yes |
| HLG |
: Yes |
| Resolution |
: UHD |
| Display Colors |
: 1.07 Billion |
|
| Backlight |
: FHD DLED |
| HDR10 |
: Yes |
| HDR |
: Yes |
| White Uniformity ( Brightness ) |
: >57% |
| Response Time |
: 6.5 ( Typ. ) |
| Brightness |
: 220 ( Typ. ) |
| Life Time ( Hrs ) |
: 30,000 220 ( Typ. ) |
| Contrast Ratio |
: 4000:1 220 ( Typ. ) |
| Colour |
: 16.7 Million ( 8 Bit ) |
| Colour Volume |
: 60% NTSC 220 ( Typ. ) |
|
| Audio |
| Audio Output ( RMS ) |
: 10 W + 10 W |
| Premium Audio |
: Dolby Digital Plus |
|
| Audio Output ( RMS ) |
: 2 X 8 W |
| DTS DRC |
: Yes |
| Audio Delay |
: Yes |
| Auto Volume Control |
: Tru Volume |
| Speaker Type |
: Integrated Speaker ( Bottom Side ) |
| Digtal Audio Out |
: PCM, Dobly Audio, Pass-Through, Auto |
| Sound Mode |
: Standard, Music, Movie, Clear Voice, Enhanced Bass |
|
| 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 |
| Miracast |
: Yes |
| Bluetooth |
: Yes |
| HDMI CEC |
: Yes |
| Ethernet / LAN |
: Yes |
| WiFi |
: 2.4GHz/5GHz ,802.11 a/b/g/n/ac 2T/2R Dual Band |
|
| 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 |
: Fire OS |
| CPU |
: CA53X4 |
| GPU |
: Mali G31-MP2 |
| RAM |
: 1.5 GB |
| ROM |
: 8 GB |
| Netflix |
: Yes |
| Alexa |
: Yes |
| Launcher Homepages Show |
: Home, Settings |
| Certification |
: STA 6A, CI+, CE, HDMI, Dolby Audio, DTS Youtube, Netflix, etc. |
| Supported Internet Services |
: YouTube, Amazon Prime Video, Netflix, FreeVee, FreeViewPlay, Disney Plus, Now, BBC iPlayer, ITV, Amazon Music, Apple TV, Paramount Plus, Twitch, Plex, See more |
|
| Other Features |
| 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 |
|
| Design |
: Bezel-Less Full Screen Design |
| Channels Edit |
: Yes |
| Input Setting |
: Yes |
| ECO Energy Efficiency |
: Yes |
| Audio Language, MTS, NICAM |
: Yes |
| TV System |
: DVB-T / T2 |
| System Update |
: Automatic Network Update |
| EPG |
: Yes （ Only For DTV Programme ) |
| Subtitle |
: Yes （ Only For DTV Programme ) |
| Parental Control |
: Yes （ Only For DTV Programme ) |
| Input Method |
: Virtual Remote Keyboard, voice input |
| Initial Setup |
: Yes, For User Setting In TV First Start-Up |
| OSD Language |
: Deutsch. English. Francais. Espanol. ltaliano. Polski |
| Instant Power On |
: A Special Standby Mode For Start-Up In Shorter Time |
| Location |
: Austria. France. Germany. lreland. ltaly. Spain. United Kingdom |
|
| General Details |
| Power Supply (Voltage, Hz) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 83 kWh/Y |
| Power Consumption Standby |
: ＜0.5 W |
| Weight Without Stand |
: 6.21 Kg |
| Weight With Stand |
: 6.30 Kg |
| Packaging Weight |
: 8.48 Kg |
| VESA Walll Mount Pattern |
: 200 mm X 200 mm |
|
| Power Supply ( Voltage, Hz ) |
: AC 100V-240V 50/60Hz |
| Power Consumption |
: TBD |
| Weight Without Stand |
: 15 Kg |
| Standby Power Consumption |
: <0.5 W |
|
| 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 |
|
| Voice Remote Control |
: Yes |
| Stand |
: Yes |
| Batteries |
: Yes |
| Power Cable |
: Yes |
| User Manual |
: Yes |
|
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Compare TCL 43S455-CA with:
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Compare TCL 40S540K with:
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Both TVs come with smart platforms that support popular streaming apps and voice control features. 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 43S455-CA and TCL 40S540K differ in resolution (UHD vs 1920 x 1080), which can affect overall clarity and sharpness of the display. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Audio output differs between the two (10 W + 10 W vs 2 X 8 W), which can influence overall sound clarity and loudness. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. If you're comparing TCL 43S455-CA and TCL 40S540K, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. From a practical standpoint, both options provide a reliable viewing experience for most users. Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features. Top Differences- Screen Size: 43 Inch (109.22 cm) Vs 40 Inch (102 cm)
- Resolution: UHD Vs 1920 x 1080
- Display Technology: 4K UHD HDR LED TV Vs FHD DLED
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