| Model No |
50UA7900YUA |
49UK6400PVC |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
50 Inch (126 cm) |
49 Inch (124.46 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
60 Hz |
50 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, WebP, JPS, MPO |
|
| 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 |
|
| Video |
| BackLight |
: 4K UHD Direct LED |
| HLG |
: Yes |
| HDR10 |
: Yes |
| Auto Calibration |
: Yes |
| Filmmaker Mode |
: Yes |
| Dynamic Tone Mapping |
: Yes |
| Upscaling |
: 4K Super Upscaling |
| Picture Processor |
: α7 AI Processor 4K Gen8 |
| 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 Direct LED |
| IPS Panel |
: Yes |
| Noise Reduction |
: NR |
| Wide Color Gamut |
: Yes |
| HDR |
: Active HDR |
| Upscaler |
: 4K Upscaler |
| HLG |
: Yes ( 4K / 2K ) |
| HDR Effect |
: Yes ( 4K / 2K ) |
| HDR10 Pro |
: Yes ( 4K / 2K ) |
| SHVC |
: 4K@60P, 10Bit |
| HEVC |
: 4K@60P, 10Bit |
| Video Decoder VP9 |
: 4K@60P, 10Bit |
| Color Enhancer |
: Dynamic Color |
| Color Accuracy |
: True Color Accuracy |
| Picture Engine |
: Quad Core Processor |
| Dynamic Tone Mapping |
: Dynamic Tone Mapping |
|
| Audio |
| Audio Output ( RMS ) |
: 20 W |
| Dolby Atmos |
: Yes |
| LG Sound Sync |
: Yes |
| WOW Orchestra |
: 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 |
: α7 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 |
| DTS Decoder |
: Yes |
| Clear Voice III |
: Yes |
| Audio Upscaler |
: Yes |
| Adaptive Sound Control |
: Yes |
| One Touch Sound Tuning |
: Yes |
| Simultaneous Audio Output |
: Yes |
| Speaker Direction |
: Down Firing |
| Speaker System |
: 2.0 Channel |
| Surround Mode |
: DTS Virtual : X |
| LG Sound Sync |
: Yes ( Required Bluetooth ) |
| Bluetooth Audio Playback |
: Yes ( Required Bluetooth ) |
| Audio Codec |
: AC3 ( Dolby Digital ), EAC3, HE-AAC, AAC, MP2, MP3, PCM, DTS, DTS-HD, DTS Express, WMA, apt-X ( TBD ) |
|
| Connectivity Options |
| HDMI ( 2.1 ) |
: 3ea ( Supports eARC, ALLM ) |
| USB ( 2.0 ) |
: 1ea |
| Ethernet / LAN |
: 1ea |
| RF Input ( Antenna, Cable ) |
: 1ea |
| Optical Digital Audio Out ( SPDIF ) |
: 1ea |
| Wi-Fi 5 |
: Yes |
| Bluetooth 5.0 |
: Yes |
| HDMI-CEC ( Simplink ) |
: Yes |
| HDMI Audio Return Channel |
: eARC ( HDMI 2 ) |
|
| HDMI 2.0 |
: 3 ( 2 Side, 1 Rear ) |
| USB 2.0 |
: 2 ( 1 Side, 1 Rear ) |
| Bluetooth 4.2 |
: Yes |
| Simplink ( HDMI CEC ) |
: Yes |
| Ethernet / LAN |
: Yes Rear |
| Optical Digital Audio Out ( SPDIF ) |
: Yes Rear |
| Wi-Fi |
: 802.11ac |
| Audio Return Channel ( ARC ) |
: Yes Side HDMI 2 |
| Component |
: Yes ( Rear, Component in / AV in common ) |
| Composite In ( AV ) |
: Yes ( Rear, Component in / AV in common ) |
| RF In |
: T2 / C / S2 : 2 ( Rear, RF / Sat ) T2 / C: 1 ( Rear, RF ) |
|
| Smart TV Features |
| Operating System |
: WebOS 25 Smart TV |
| Voice ID |
: Yes |
| AI Chatbot |
: Yes |
| Home Hub |
: Yes |
| Google Cast |
: Yes |
| Full Web Browser |
: Yes |
| Google Home, Hub |
: Yes |
| USB Camera Compatible |
: Yes |
| Works With Apple Home |
: Yes |
| Works With Apple Airplay |
: Yes |
| Intelligent Voice Recognition |
: Yes |
| Magic Remote Control Built-In |
: Yes |
| Smartphone Remote App |
: Yes ( LG ThinQ ) |
|
| Operating System |
: WebOS Smart TV |
| CPU |
: Quad Core |
| DIAL |
: Yes |
| 360 VR |
: Yes |
| Live Zoom |
: Yes |
| Magic Link |
: Yes |
| My Content |
: Yes |
| Focus Zoom |
: Yes |
| Music Player |
: Yes |
| My Channels |
: Yes |
| Quick Access |
: Yes |
| Web Browser |
: Yes |
| Mobile TV On |
: Yes |
| Channel Advisor |
: Yes |
| Universal Control |
: Yes |
| LG Content Store |
: Yes |
| Network File Browser |
: Yes |
| Mobile App ( LG TV Plus ) |
: Yes |
| Bluetooth Low Energy On |
: Yes |
| Block Access To Harmful Site |
: Yes |
| Magic Remote Control |
: Built-In |
| Miracast Overlay / Miracast |
: Miracast |
|
| Other Features |
| Design |
: Sleek Slim Design |
| Gray Scale |
: Yes |
| Invert Colors |
: Yes |
| High Contrast |
: Yes |
| Analog TV Reception |
: Yes |
| Limited Warranty |
: 1 Year Parts & Labor |
| Digital TV Reception |
: ATSC1.0 ( Terrestrial ), QAM ( Cable ) |
|
| Design |
: Stylish Frames Design |
| Time Shift |
: Yes |
| Analog DVR |
: Yes |
| EPG ( 8 days ) |
: Yes |
| Teletext Page |
: Yes |
| Subtitle [ DVB ] |
: Yes |
| Digital Recording |
: Yes |
| Audio Description |
: Yes |
| Analog TV Reception |
: Yes |
| Teletext ( Top / Flof / List ) |
: Yes |
| Cable |
: DVB-C |
| Satellite |
: DVB-S2 |
| Terrestrial |
: DVB-T2 |
| Digital TV Reception ( Terrestrial, Cable, Satellite ) |
: DVB-T2/C/S2 |
|
| General Details |
| Power Supply |
: AC 120V, 50/60Hz |
| Power Consumption Standby |
: Under 0.5 W |
| TV Weight Without Stand |
: 9.4 Kg |
| TV Weight With Stand |
: 9.5 Kg |
| Packaging Weight |
: 11.8 Kg |
| VESA Mounting |
: 200 mm X 200 mm |
|
| Power Supply ( Voltage, Hz ) |
: AC 100~240V 50-60Hz |
| Standby Power Consumption |
: Under 0.5 W |
| Energy Saving Mode |
: Yes |
| Illuminance Green Sensor |
: Yes |
|
| Supplied Accessories |
| Remote Control |
: Magic Remote Control MR25 |
| Power Cable |
: Yes ( Detachable ) |
|
| Remote Control |
: MR18 Or L-Con |
| Power Cable |
: Yes ( TV Detached ) |
| Batteries |
: MR18 : AA X 2EA / L-Con : AAA X 2EA |
|
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Compare LG 50UA7900YUA with:
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Compare LG 49UK6400PVC with:
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Key Differences
Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. LG 49UK6400PVC features a 49 Inch (124.46 cm) screen while LG 50UA7900YUA comes with 50 Inch (126 cm), which can make a noticeable difference depending on your room size and viewing distance. LG 49UK6400PVC and LG 50UA7900YUA are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. LG 49UK6400PVC and LG 50UA7900YUA offer different motion rates (50 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs come with smart platforms that support popular streaming apps and voice control features. Verdict: Both models offer good value, and the better option depends on your specific requirements and viewing preferences.
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