| Model No |
43UT8050PSB |
43S551G-CA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
43 Inch (109.22 cm) |
43 Inch (109.22 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 |
: MP3, AC4, AC3, EAC3, AAC, MP2, PCM, WMA |
| Supported Video Formats |
: MKV, DivX, MP4, AVI, ASF, MOV, FLV |
| Supported Picture Formats |
: JPEG, JPS, MPO |
|
| 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 |
: 4K UHD Direct LED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Filmmaker Mode™ |
: Yes |
| AI Brightness Control |
: Yes |
| Dynamic Tone Mapping |
: Yes |
| AI Upscaling |
: 4K Upscaling |
| Picture Processor |
: α5 AI Processor 4K Gen7 |
| Picture Mode |
: 9 Modes ( Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, ISF Bright Room, ISF Dark Room ) |
|
| Backlight |
: 4K UHD Direct LED |
| HLG |
: Yes |
| HDR 10 |
: Yes |
| HDR10+ |
: Yes |
| Dolby Vision |
: Yes |
| Description |
: Smart & Stunning |
| Display Colors |
: 1.07 Billion Colors |
| Backlight Type |
: High Brightness LED Backlight |
| Picture Engine |
: TCL AIPQ Processor with Deep Learning AI |
| Motion Enhancement Technology |
: Motion Rate 240 with MEMC Frame Insertion |
| Picture Preset |
: Vivid, Low Power, Smart HDR, Sports, Movie, Game, PC |
|
| Audio |
| Audio Output ( RMS ) |
: 20 W |
| LG Sound Sync |
: Yes |
| AI Acoustic Tuning |
: Yes |
| Sound Mode Share |
: Yes |
| Simultaneous Audio Output |
: Yes |
| Speaker Direction |
: Down Firing |
| Speaker System |
: 2.0 Channel |
| Bluetooth Surround Ready |
: Yes ( 2 Way Playback ) |
| Clear Voice Pro |
: Yes ( Auto Volume Leveling ) |
| AI Sound |
: AI Sound Pro ( Virtual 9.1.2 Up-Mix ) |
| Audio Codec |
: AC4, AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X ( Refer To Manual ) |
|
| Audio Output ( RMS ) |
: 20 W ( 2 X 10 W ) |
| DTS Virtual : X |
: Yes |
| Bluetooth Personal Audio |
: Yes |
| DTS Processing |
: DTS-X |
| Dolby Processing |
: Dolby Atmos, Dolby Digital+ |
| Audio Effect |
: Dynamic, Standard, Movie, Music, Voice, Live |
| Audio Passthrough |
: Dolby Atmos, Dolby Digital+, Dolby Digital, PCM |
|
| Connectivity Options |
| HDMI ( 2.1 ) |
: 3ea ( Supports eARC, ALLM ) |
| USB ( 2.0 ) |
: 2ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna / Cable ) |
: 2ea |
| Optical Digital Audio Out ( SPDIF ) |
: 1ea |
| Wi-Fi 5 |
: Yes |
| Bluetooth 5.0 |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 2 ) |
|
| HDMI |
: 3 X ( 1 With eARC ) |
| USB 2.0 |
: 1 |
| Bluetooth 5.2 |
: Yes |
| Ethernet / LAN |
: 1 Yes |
| Headphone Output |
: 1 Yes |
| Google Chromecast Built-In |
: Yes |
| RF Input ( NTSC, ATSC ) |
: 1 Yes |
| SPDIF Digital Audio Optical |
: 1 Yes |
| Wi-Fi |
: Wi-Fi 5 ( 802.11ac ) |
| AV Input |
: Composite Video + L & R Audio In ( Mini 3.5 mm Connector ) |
|
| Smart TV Features |
| Operating System |
: WebOS 24 Smart TV |
| ThinQ |
: Yes |
| LG Channels |
: Yes |
| Family Settings |
: Yes |
| Full Web Browser |
: Yes |
| Works With Apple Airplay2 |
: Yes |
| USB Camera Compatible |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Magic Remote Control Built-In |
: Yes |
| Room To Room Share |
: Yes ( Receiver ) |
| Smartphone Remote App |
: Yes ( LG ThinQ ) |
|
| Operating System |
: Google TV |
| Disney+ |
: Yes |
| Apple TV |
: Yes |
| YouTube |
: Yes |
| Peacock TV |
: Yes |
| YouTube TV |
: Yes |
| Paramount+ |
: Yes |
| Apple Airplay2 |
: Yes |
| Backlit Voice Remote |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Works With |
: Amazon Alexa, Google Assistant, Apple HomeKit |
|
| Other Features |
| Design |
: Sleek Slim Design |
| Gray Scale |
: Yes |
| Invert Colors |
: Yes |
| High Contrast |
: Yes |
| Warranty Period |
: 1 Year Parts & Labor |
|
| 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 |
| Enhanced Dialogue Mode |
: 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 100 ~240 V 50-60 Hz |
| Power Consumption Standby |
: Under 0.5 W |
| Energy Star Rating |
: 4.0 |
| Weight Without Stand |
: 8.8 Kg |
| Weight With Stand |
: 8.9 Kg |
| Packaging Weight |
: 10.6 Kg |
| VESA Mounting |
: 200 mm X 200 mm |
|
| Power Supply ( Voltage, Hz ) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 200 kWh/Y |
| Power Consumption Standby |
: < 0.5 W |
| Weight Without Stand |
: 6.62 Kg |
| Weight With Stand |
: 6.71 Kg |
| Package Weight |
: 9.29 Kg |
| VESA Walll Mount Pattern |
: 100 mm X 200 mm |
| Screw Size |
: M6 X 12 ( Top ). M6 X 15 ( Bottom ) |
|
| Supplied Accessories |
| Remote Control |
: Magic Remote Control MR24 |
| Power Cable |
: Yes ( Detachable ) |
| Remote Control Batteries |
: AA X 2EA |
|
| Remote Control |
: Voice Remote Control |
| Power Cord |
: Yes |
| 2 X AAA Batteries |
: Yes |
| Warranty Info English |
: Yes |
| Quick Start Guide English |
: Yes |
|
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Compare LG 43UT8050PSB with:
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Compare TCL 43S551G-CA with:
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Key Differences
Both TVs come with smart platforms that support popular streaming apps and voice control features. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. TCL 43S551G-CA and LG 43UT8050PSB are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Audio output differs between the two (20 W ( 2 X 10 W ) vs 20 W), which can influence overall sound clarity and loudness. From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Verdict: Choosing between TCL 43S551G-CA and LG 43UT8050PSB depends on your usage, whether you prioritize display quality, smoother motion, or smart features.
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