What is the screen size of LG 55UA7900YUA?

The LG 55UA7900YUA features a 55 Inch (139 cm)-inch display, suitable for medium to large rooms.

Does LG 55UA7900YUA support 4K 3840 x 2160 resolution?

Yes, the LG 55UA7900YUA supports 4K 3840 x 2160 resolution, delivering sharp and detailed picture quality.

What is the refresh rate of LG 55UA7900YUA?

The LG 55UA7900YUA comes with a 60 Hz refresh rate, providing smooth motion for sports and gaming.

LG 55UA7900YUA Specifications

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LG 55UA7900YUA 55 Inch (139 cm) Smart TV

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TV Type	Smart TV (2025)
Screen Size	55 Inch (139 cm) 55 Inch TV Dimensions
Screen Resolution	4K 3840 x 2160
Aspect Ratio	16:9
Motion Rate	60 Hz
Viewing Angle	178°/178°
View Latest 55.00 inch Smart TV Prices & Features
USB Features
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
Other Video Features
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 ))

Other Audio Features
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 )
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 )
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 )
Gaming Features
HGIG Mode	Yes
Auto Low Latency Mode ( ALLM )	Yes
Up To 60Hz Variable Refresh Rate ( VRR )	Yes
Game Optimizer	Yes ( Game Dashboard )

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 )
General Specifications
Power Supply	AC 120V, 50/60Hz
Power Consumption Standby	Under 0.5 W
TV Weight Without Stand	11.5 Kg
TV Weight With Stand	11.6 Kg
Packaging Weight	15.8 Kg
VESA Mounting	300 mm X 200 mm
Dimensions
Without Stand	1236.00 mm x 718.00 mm x 67.90 mm
With Stand	1236.00 mm x 780.00 mm x 230.00 mm
Package	1360.00 mm x 845.00 mm x 142.00 mm
Supplied Accessories
Remote Control	Magic Remote Control MR25
Power Cable	Yes ( Detachable )