| Model No |
OLED77C43LA |
OLED77B4AUA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
77 Inch (195.58 cm) |
77 Inch (195.58 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
120 Hz |
120 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, PNG, BMP |
|
| 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, PNG, BMP, WebP, JPS, MPO |
|
| Video |
| Backlight |
: 4K UHD OLED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Dolby Vision |
: Yes |
| AI Picture Pro |
: Yes |
| Filmmaker Mode™ |
: Yes |
| AI Brightness Control |
: Yes |
| OLED Dynamic Tone Mapping Pro |
: Yes |
| Wide Color Gamut |
: OLED Colour |
| Motion |
: OLED Motion |
| Dimming Technology |
: Pixel Dimming |
| AI Genre Selection |
: Yes ( SDR / HDR ) |
| Picture Processor |
: α9 AI Processor 4K Gen7 |
| AI Upscaling |
: α9 AI Super Upscaling 4K |
| High Frame Rate ( HFR ) |
: 4K 120 Fps ( HDMI, RF, USB ) |
| Picture Mode |
: 10 Modes ( Personalized Picture Wizard, Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, ( ISF ) Expert ( Bright Room ), ( ISF ) Expert ( Dark Room )) |
|
| BackLight |
: 4K UHD OLED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| AI Picture |
: Yes |
| Dolby Vision |
: Yes |
| Perfect Black |
: Yes |
| Filmmaker Mode |
: Yes |
| Wide Color Gamut |
: Yes |
| 100% Color Fidelity |
: Yes |
| 100% Color Volume |
: Yes |
| Dynamic Tone Mapping Pro |
: Yes |
| Motion |
: OLED Motion |
| Dimming Technology |
: Pixel Dimming |
| Picture Processor |
: α8 AI Processor 4K |
| Upscaling |
: α8 AI Super Upscaling 4K |
|
| Audio |
| Audio Output ( RMS ) |
: 40 W |
| Dolby Atmos |
: Yes |
| LG Sound Sync |
: Yes |
| WOW Orchestra |
: Yes |
| AI Acoustic Tuning |
: Yes |
| Sound Mode Share |
: Yes |
| Simultaneous Audio Output |
: Yes |
| Speaker System |
: 2.2 Channel |
| Speaker Direction |
: Down Firing |
| Bluetooth Surround Ready |
: Yes ( 2 Way Playback ) |
| WiSA Ready |
: Yes ( Up To 2.1 Channel ) |
| Clear Voice Pro |
: Yes ( Auto Volume Leveling ) |
| AI Sound |
: α9 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 |
| WiSA Ready |
: Yes |
| Dolby Atmos |
: Yes |
| LG Sound Sync |
: Yes |
| Sound Mode Share |
: Yes |
| DTS:X ( By-Pass Only ) |
: Yes |
| Bluetooth Surround Ready |
: Yes |
| Speaker Direction |
: Down Firing |
| Speaker System |
: 2.0 Channel |
| Clear Voice Pro |
: Yes ( Auto Volume Leveling ) |
| AI Sound |
: α8 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 ) |
|
| Connectivity Options |
| HDMI 2.1 |
: 4ea ( Supports 4K 120Hz, eARC, VRR, ALLM, QMS ( 4 Port )) |
| USB 2.0 |
: 3ea |
| CI Slot |
: 1ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna / Cable ) |
: 2ea |
| Optical Digital Audio Out ( SPDIF ) |
: 1ea |
| Wi-Fi 5 |
: Yes |
| Bluetooth 5.1 |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 2 ) |
|
| HDMI ( 2.1 ) |
: 4ea ( Supports 4K 120Hz, eARC, VRR, ALLM, QMS (4 Port )) |
| USB ( 2.0 ) |
: 2ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna, Cable ) |
: 1ea |
| Wi-Fi 6E |
: Yes |
| Bluetooth® 5.1 |
: Yes |
| HDMI-CEC ( Simplink ) |
: Yes |
| RS-232C Input ( Min Jack ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 3 ) |
|
| Smart TV Features |
| Operating System |
: WebOS 24 Smart TV |
| ThinQ |
: Yes |
| Multi View |
: Yes |
| LG Channels |
: Yes |
| Always Ready |
: Yes |
| Family Settings |
: Yes |
| Full Web Browser |
: Yes |
| USB Camera Compatible |
: Yes |
| Works With Apple Home |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Works With Apple Airplay2 |
: Yes |
| Amazon Alexa |
: Built-in |
| Magic Remote Control |
: Built-In |
| The Security Update Is Supported Until |
: 31/12/2028 |
| Smartphone Remote App |
: Yes ( LG ThinQ ) |
| Intelligent Voice Recognition |
: Yes ( Supported Languages Vary By Country - Danish, Dutch, English, French, German, Greek, Italian, Norwegian, Polish, Russian, Spanish, Swedish ) |
|
| Operating System |
: WebOS 24 Smart TV |
| Matter |
: Yes |
| App Store |
: Yes |
| Multi View |
: Yes |
| Home Hub |
: Yes |
| Sports Alert |
: Yes |
| Home Office |
: Yes |
| AI Concierge |
: Yes |
| LG Channels |
: Yes |
| Music Service |
: Yes |
| Always Ready |
: Yes |
| Family Settings |
: Yes |
| Full Web Browser |
: Yes |
| Who. Where. What? |
: Yes |
| Google Cast Built-In |
: Yes |
| Amazon Alexa Built-In |
: Yes |
| Works With Hey Google |
: Yes |
| USB Camera Compatible |
: Yes |
| Works With Apple Home |
: Yes |
| Smartphone Remote App |
: Yes |
| ThinQ® Smart Technology |
: Yes |
| Works With Apple Airplay2 |
: Yes |
| Works With Amazon Alexa |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Magic Remote Control |
: Included |
| Room To Room Share |
: Yes ( Sender, Receiver ) |
| Content Partners |
: Netflix, Max, Disney+, YouTube, Prime Video, ESPN, Apple TV, Sling TV & More......... |
|
| Other Features |
| Design |
: Ultra Slim Design |
| Gray Scale |
: Yes |
| Invert Colors |
: Yes |
| High Contrast |
: Yes |
| Analog TV Reception |
: Yes |
| Digital TV Reception |
: DVB-T2/T ( Terrestrial ), DVB-C ( Cable ), DVB-S2/S ( Satellite ) |
|
| Design |
: Thin Sleek Design |
| IP Control |
: Yes |
| Country Of Origin |
: Mexico |
| Limited Warranty |
: 1 Year Parts & Labor |
| TV Tuner |
: ATSC1.0 ( Terrestrial ), QAM ( Cable ) |
|
| General Details |
| Power Supply |
: AC 100~240V 50-60Hz |
| Power Consumption Standby |
: Under 0.5 W |
| Weight Without Stand |
: 23.5 Kg |
| Weight With Stand |
: 27.1 Kg |
| Packaging Weight |
: 38.5 Kg |
| VESA Mounting |
: 300 mm X 200 mm |
|
| Power Supply |
: AC 120V, 50 / 60Hz |
| Power Consumption |
: 160.6 W |
| Annual Power Consumption |
: 296 kWh/Y |
| Power Consumption Standby |
: Under 0.5 W |
| TV Weight Without Stand |
: 22.90 Kg |
| TV Weight With Stand |
: 23.49 Kg |
| Packaging Weight |
: 34.20 Kg |
| VESA Mounting |
: 300 mm X 200 mm |
|
| Supplied Accessories |
| Remote Control |
: Magic Remote MR24 With NFC |
| Power Cable |
: Yes ( Attached ) |
| AA X 2 Batteries |
: Yes |
|
| Remote Control |
: Yes |
| E-Manual |
: Yes |
| Power Cable |
: Yes |
| Quick Start Guide |
: Yes |
| Remote Control Batteries |
: Yes |
|
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Compare LG OLED77C43LA with:
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Compare LG OLED77B4AUA with:
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Key Differences
Audio output differs between the two (20 W vs 40 W), which can influence overall sound clarity and loudness. LG OLED77B4AUA and LG OLED77C43LA are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Overall, both models are capable choices in their segment, offering a balance between performance, features, and usability. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.
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