Best For
Best for Gaming
TCL 43S5400A
Better Picture Quality
TCL 43S5K
Best Smart TV Experience
TCL 43S5K
Best for Streaming Apps
TCL 43S5K
The TCL 43S5400A and TCL 43S5K are both 43-inch Full HD smart TVs aimed at budget-conscious buyers, but they target slightly different needs. The 43S5400A focuses on a balanced entertainment experience with Android TV, HDR10 support, and stronger connectivity options including HDMI 2.1. Meanwhile, the newer 43S5K brings QLED technology, Google TV, higher RAM and storage, and HDR10+ support for a more premium smart TV experience. If picture quality and smoother smart performance matter most, the 43S5K has a clear edge, while the 43S5400A still remains a solid value pick for everyday streaming and casual viewing.
Verdict
The TCL 43S5K is the better overall choice for most users thanks to its QLED panel, Google TV interface, larger 16GB storage, and HDR10+ support. It delivers better colors and a smoother smart TV experience. However, the TCL 43S5400A stands out for buyers looking for better gaming connectivity with HDMI 2.1 and a longer 2-year warranty. If your priority is modern picture quality and faster performance, go with the 43S5K. For value-focused entertainment and casual gaming, the 43S5400A still offers excellent usability.
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| Model No |
43S5K |
43S5400A |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
43 Inch (109.22 cm) |
43 Inch (109.22 cm) |
| Resolution |
1920 x 1080 |
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 |
: 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 |
: MP2, MP3, MPEG, WAV |
| Supported Video Formats |
: AVI, MKV, MPEG, MPEG-4, WMV |
| Supported Picture Formats |
: BMP, GIF, JPEG, PNG |
|
| Video |
| Backlight |
: 2K FHD QLED |
| HLG |
: Yes |
| HDR 10+ |
: Yes |
| Panel Type |
: VA |
| Contrast Ratio |
: 4000:1( Typical ) |
|
| Backlight |
: 2K FHD DLED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Micro Dimming |
: Yes |
| Wide Viewing Angle |
: Yes |
| Advanced Dynamic Color Enhancement |
: Yes |
| Response Time |
: 6.5 ms |
| Picture Engine |
: AiPQ Engine |
| Contrast Ratio |
: 4000:1 ( Typ. ) |
| Color |
: 1.07 Billion Color |
| Zones |
: 2304 Separate Zones |
| Panel |
: A+ Grade Full HD Panel |
|
| Audio |
| Sound Output Power( RMS ) |
: 2 X 12 W |
| Dolby Audio |
: Yes |
| Sound Channel |
: 2.0 Channel |
|
| Audio Output (RMS) |
: 12 W + 12 W |
| Dolby Audio |
: Yes |
| Dolby Audio Decoder |
: Yes |
| Speaker Type |
: Integrated Speaker Boxes |
| Intelligent Sound Mode |
: Enable Standard, Dynamic, Music, Movie, Voice, Game, Sports |
|
| Connectivity Options |
| HDMI ( 2.0 ) |
: 2 |
| USB ( 2.0 ) |
: 1 |
| WiFi 4 |
: Yes |
| HDMI CEC |
: Yes |
| Bluetooth 5.0 |
: Yes |
| Ethernet / LAN |
: Yes |
|
| HDMI 2.1 |
: 2 |
| USB 2.0 |
: 1 |
| AV Port |
: Yes |
| Bluetooth 5.0 |
: Yes |
| Ethernet LAN |
: Yes |
| Chromecast Built-In |
: Yes |
| Wi-Fi Connectivity |
: 2.4GHz |
|
| Smart TV Features |
| Operating System |
: Google TV |
| RAM |
: 1.5 GB |
| ROM |
: 16 GB |
| Netflix |
: Yes |
| YouTube |
: Yes |
| App Store |
: Yes |
| Prime Video |
: Yes |
| Google Cast |
: Yes |
| Voice Control |
: Yes |
| Disney+Hotstar |
: Yes |
| Multiple Viewing Mode |
: Yes |
| Google Assistant Built-In |
: Yes |
| Google Assistant |
: Voice Input Via Remote Control ( Optional ） |
|
| Operation System |
: Android 11 TV |
| CPU |
: CA55x4 @1.1GHz ( DVFS 1.45GHz ) |
| GPU |
: G31MP2 @550MHz |
| RAM |
: 1 GB |
| ROM |
: 8 GB |
| Ok Google |
: Yes |
| Voice Control |
: Yes |
| Google Play Store |
: Yes |
| With Google Assistant |
: Yes |
| Google Assistant Built-in |
: Yes |
| Supported Internet Services |
: Netflix, Zee5, Google services applications, Google playstore, Prime video, Hotstar, Sun NXT, YouTube |
| Special Feature |
: Google Assistant, HD Ready TV + HDR 10, T-Cast, Apps: Netflix, Youtube, Prime Video & 7000+ Apps, Maximum Content: 10,62,000 Hours, Pure Entertainment |
|
| Other Features |
| Design |
: Metallic Bezel-Less Design |
| Color |
: Black |
| Subtitle |
: Yes |
| EPG |
: Yes ( DTV Programme Only ) |
| Warranty Summary |
: 1 Years Comprehensive Warranty On Product |
|
| Design |
: Metallic Bezel-Less Design |
| Color |
: Black |
| Subtitle |
: Yes |
| Standard Warranty Period |
: 24 Months |
| VESA Mounting Type |
: Yes WMB234 |
| EPG |
: Yes ( For DTV Programme Only ) |
| Operation System |
: ATV : PAL / NTSC / SECAM-DK / BG / I / M DTV : DVB-C / T / T2 |
|
| General Details |
| Power Supply |
: AC 100V – 240V 50-60Hz |
| Power Consumption |
: 65 W |
| Power Consumption Standby |
: 0.5 W |
| Weight Without Stand |
: 5.02 Kg |
| Weight With Stand |
: 5.08 Kg |
| Weight With Packaging |
: 7.18 Kg |
| VESA Wall-Mounting |
: 100 mm X 100 mm |
|
| Power Supply ( Voltage, Hz ) |
: AC 100V-240V 50/60Hz |
| Power Consumption |
: 90 W |
| Power Consmption Standby |
: 0.5 W |
| Weight Without Stand |
: 5.67 Kg |
| Weight With Stand |
: 5.73 Kg |
| Packaging Weight |
: 7.93 Kg |
| VESA Size |
: 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 |
: Yes |
| 2 AAA Batteries |
: Yes |
| User Manual |
: Yes |
| Warranty Card |
: Yes |
| Table Top Stand |
: Yes |
|
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Compare TCL 43S5K with:
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Compare TCL 43S5400A with:
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Frequently Asked Questions
Which product is better for gaming?
The TCL 43S5400A is slightly better for gaming because it includes HDMI 2.1 support and dedicated sound modes for games.
Does TCL 43S5400A support Dolby Atmos?
No, the TCL 43S5400A supports Dolby Audio but not Dolby Atmos.
Which TV has better picture quality?
The TCL 43S5K offers better picture quality thanks to its QLED panel and HDR10+ support, resulting in richer colors and improved contrast.
Which TV has a better smart TV platform?
The TCL 43S5K comes with Google TV, more RAM, and 16GB storage, making the interface smoother and more modern compared to Android TV on the 43S5400A.
Is the TCL 43S5K worth buying over the TCL 43S5400A?
Yes, if you want better display quality, faster smart features, and improved app performance, the TCL 43S5K is worth the upgrade.
Which TV offers better warranty coverage?
The TCL 43S5400A offers a longer 2-year warranty, while the TCL 43S5K comes with a 1-year comprehensive warranty.
Top Differences- Display Technology: 2K FHD DLED Vs 2K FHD QLED
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