Product comparison · 2 tvs

LG 55UM662H4LC.AAU TV vs LG UHD AI UA77A

47specifications compared
23differ
24identical
52known for one product only

Key differences

The LG UHD AI UA77A has 73 W more power consumption (typical) than the LG 55UM662H4LC.AAU TV (148 W vs 75 W). The LG UHD AI UA77A has 220.4 mm more width (with stand) than the LG 55UM662H4LC.AAU TV (1455.4 mm vs 1235 mm). The LG 55UM662H4LC.AAU TV has 33.8 mm more depth (with stand) than the LG UHD AI UA77A (303 mm vs 269.2 mm). Display diagonal: 139.7 cm (55") on the LG 55UM662H4LC.AAU TV, 165.3 cm (65.1") on the LG UHD AI UA77A. Analog signal format system: PAL, SECAM on the LG 55UM662H4LC.AAU TV, ATSC on the LG UHD AI UA77A.

Display diagonal
- 55UM662H4LC.AAU TV:139.7 cm (55")
- UHD AI UA77A:165.3 cm (65.1")
Analog signal format system
- 55UM662H4LC.AAU TV:PAL, SECAM
- UHD AI UA77A:ATSC
Digital signal format system
- 55UM662H4LC.AAU TV:DVB-C, DVB-S2, DVB-T2
- UHD AI UA77A:QAM
Operating system version
- 55UM662H4LC.AAU TV:webOS 23
- UHD AI UA77A:25
Product colour
- 55UM662H4LC.AAU TV:Grey
- UHD AI UA77A:Black
Panel mounting interface
- 55UM662H4LC.AAU TV:300 x 300 mm
- UHD AI UA77A:300 x 200 mm
Power consumption (typical)
- 55UM662H4LC.AAU TV:75 W
- UHD AI UA77A:148 W
AC input voltage
- 55UM662H4LC.AAU TV:100~240 V
- UHD AI UA77A:120 V

Side by side

Differences highlightedShow differences only

Comparison of 55UM662H4LC.AAU, UHD AI UA77A
99 specifications	A LG 55UM662H4LC.AAU TV Model 55UM662H4LC.AAU View product	B LG UHD AI UA77A View product
Display1 differ
Display diagonalDiffers	139.7 cm (55")	165.3 cm (65.1")
HD type	4K Ultra HD	4K Ultra HD
Display resolution	3840 x 2160 pixels	3840 x 2160 pixels
Screen shape	Flat	Flat
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	330 cd/m²	Unknown — not stated by the source
Native refresh rate	60 Hz	60 Hz
TV tuner2 differ
Tuner type	Analog & digital	Analog & digital
Analog signal format systemDiffers	PAL, SECAM	ATSC
Digital signal format systemDiffers	DVB-C, DVB-S2, DVB-T2	QAM
Number of tunersKnown for one	2 tuner(s)	Unknown — not stated by the source
Smart TV2 differ
Smart TV	Yes	Yes
Internet TV	Yes	Yes
Operating system installed	WebOS	WebOS
Operating system versionDiffers	webOS 23	25
Apple AirPlay 2 support	Yes	Yes
Video appsDiffers	Netflix	Netflix, Disney+, YouTube, Apple TV, Amazon Prime Video
Screen mirroringKnown for one	Unknown — not stated by the source	Yes
Audioidentical
RMS rated powerKnown for one	20 W	Unknown — not stated by the source
Sound modesKnown for one	AI Sound	Unknown — not stated by the source
Enhanced Audio Return Channel (eARC)	Yes	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
Audio output channelsKnown for one	Unknown — not stated by the source	2.0 channels
Audio decodersKnown for one	Unknown — not stated by the source	Dolby Atmos
Networkidentical
Wi-Fi	Yes	Yes
Bluetooth	Yes	Yes
Ethernet LAN	Yes	Yes
Web browserKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
Design2 differ
Product colourDiffers	Grey	Black
Colour nameKnown for one	Ashed Blue	Unknown — not stated by the source
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	300 x 300 mm	300 x 200 mm
Rollable displayKnown for one	Unknown — not stated by the source	No
Performance1 differ
High Dynamic Range (HDR) supported	Yes	Yes
High Dynamic Range (HDR) technologyDiffers	High Dynamic Range 10 Pro (HDR10 Pro), Hybrid Log-Gamma (HLG)	High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
Game modeKnown for one	Yes	Unknown — not stated by the source
Teletext functionKnown for one	Yes	Unknown — not stated by the source
Image galleryKnown for one	Yes	Unknown — not stated by the source
USB cloningKnown for one	Yes	Unknown — not stated by the source
Audio formats supportedKnown for one	Unknown — not stated by the source	AC4, AC3, EAC3, HE-AAC, AAC, MP2, MP3, PCM, apt-X
Picture processorKnown for one	Unknown — not stated by the source	α7 Gen 8 AI Processor 4K
Game featuresKnown for one	Unknown — not stated by the source	Game Optimizer
4K Ultra HD upscalingKnown for one	Unknown — not stated by the source	Yes
Multi ViewKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
HDMI ports quantity	3	3
Audio Return Channel (ARC)Known for one	Yes	Unknown — not stated by the source
PC in (D-Sub)	No	No
Ethernet LAN (RJ-45) portsKnown for one	2	Unknown — not stated by the source
USB 2.0 ports quantity	2	2
Digital audio optical out	1	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
RS-232CKnown for one	Yes	Unknown — not stated by the source
RF inputKnown for one	2	Unknown — not stated by the source
Common interface (CI)Known for one	Yes	Unknown — not stated by the source
Common interface Plus (CI+)Known for one	Yes	Unknown — not stated by the source
Common interface Plus (CI+) versionKnown for one	1.4	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
RF ports quantityKnown for one	Unknown — not stated by the source	1
Management featuresidentical
Voice controlKnown for one	Yes	Unknown — not stated by the source
Hotel modeKnown for one	Yes	Unknown — not stated by the source
Works with Amazon AlexaKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Power consumption (typical)Differs	75 W	148 W
Power consumption (standby)	0.5 W	0.5 W
Energy efficiency class (SDR)Known for one	F	Unknown — not stated by the source
Energy efficiency class (HDR)Known for one	G	Unknown — not stated by the source
Energy consumption (SDR) per 1000 hoursKnown for one	75 kWh	Unknown — not stated by the source
Energy consumption (HDR) per 1000 hoursKnown for one	109 kWh	Unknown — not stated by the source
AC input voltageDiffers	100~240 V	120 V
AC input frequency	50/60 Hz	50/60 Hz
Energy saving modeKnown for one	Yes	Unknown — not stated by the source
Energy efficiency scaleKnown for one	A to G	Unknown — not stated by the source
Power supply typeKnown for one	Internal	Unknown — not stated by the source
Brand-specific features1 differ
LG technologies (AV/TV)Differs	AI Acoustic Tuning, AI Sound, LG Sound Sync, Magic Remote Control	4K Super Upscaling, Filmmaker Mode™, ALLM, HGiG, WOW Orchestra, Clear Voice Pro, AI Sound Pro (Virtual 9.1.2 Up-mix), LG Sound Sync, Precision HDR Master Pro, AI Magic Remote
Weight & dimensions8 differ
Width (with stand)Differs	1235 mm	1455.4 mm
Depth (with stand)Differs	303 mm	269.2 mm
Height (with stand)Differs	777 mm	904.2 mm
Weight (with stand)Differs	17.2 kg	16.7 kg
Width (without stand)Differs	1235 mm	1455.4 mm
Depth (without stand)Differs	57.5 mm	68.6 mm
Height (without stand)Differs	715 mm	840.7 mm
Weight (without stand)Differs	14 kg	16.5 kg
Stand widthKnown for one	Unknown — not stated by the source	121.7 cm
Packaging data4 differ
Package widthDiffers	1360 mm	1574.8 mm
Package depthDiffers	162 mm	156.2 mm
Package heightDiffers	810 mm	946.1 mm
Package weightDiffers	18.8 kg	22.5 kg
Package typeKnown for one	Box	Unknown — not stated by the source
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
Cables included	AC	AC
Remote control included	Yes	Yes
Desktop standKnown for one	Unknown — not stated by the source	Yes
Remote control typeKnown for one	Unknown — not stated by the source	MR25
E-manualKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Content management solutionKnown for one	LG Pro:Centric	Unknown — not stated by the source
Cord lengthKnown for one	1.55 m	Unknown — not stated by the source
Security algorithmsKnown for one	SNMP	Unknown — not stated by the source
Country of originKnown for one	Unknown — not stated by the source	Mexico

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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