Product comparison · 2 home cinema systems

LG LHA755W home cinema system 5.0 channels vs LG LHB645 home cinema system 5.1 channels

31specifications compared
12differ
19identical
45known for one product only

Key differences

The LG LHB645 home cinema system 5.1 channels has 0.1 channels more audio output channels than the LG LHA755W home cinema system 5.0 channels (5.1 channels vs 5.0 channels). The LG LHB645 home cinema system 5.1 channels has 2 W more subwoofer RMS power than the LG LHA755W home cinema system 5.0 channels (167 W vs 165 W). The LG LHB645 home cinema system 5.1 channels has 40 W more power consumption (typical) than the LG LHA755W home cinema system 5.0 channels (130 W vs 90 W). Only the LG LHB645 home cinema system 5.1 channels has Wi-Fi. Only the LG LHA755W home cinema system 5.0 channels has TV tuner integrated.

Audio output channels
- LHA755W home cinema system 5.0 channels:5.0 channels
- LHB645 home cinema system 5.1 channels:5.1 channels
Subwoofer RMS power
- LHA755W home cinema system 5.0 channels:165 W
- LHB645 home cinema system 5.1 channels:167 W
Wi-Fi
- LHA755W home cinema system 5.0 channels:No
- LHB645 home cinema system 5.1 channels:Yes
Power consumption (typical)
- LHA755W home cinema system 5.0 channels:90 W
- LHB645 home cinema system 5.1 channels:130 W
Main unit dimensions (WxDxH)
- LHA755W home cinema system 5.0 channels:360 x 297 x 59 mm
- LHB645 home cinema system 5.1 channels:360 x 299 x 60.5 mm
Center speaker dimensions (WxDxH)
- LHA755W home cinema system 5.0 channels:220 x 92 x 100 mm
- LHB645 home cinema system 5.1 channels:220 x 97.2 x 98.5 mm
Satellite speaker dimensions (WxDxH)
- LHA755W home cinema system 5.0 channels:290 x 290 x 1100 mm
- LHB645 home cinema system 5.1 channels:100.5 x 97 x 142 mm
Subwoofer dimensions (W x D x H)
- LHA755W home cinema system 5.0 channels:172 x 261 x 371 mm
- LHB645 home cinema system 5.1 channels:172 x 261 x 391 mm

Side by side

Differences highlightedShow differences only

Comparison of LHA755W, LHB645
76 specifications	A LG LHA755W home cinema system 5.0 channels Model LHA755W View product	B LG LHB645 home cinema system 5.1 channels Model LHB645 View product
Optical drive1 differ
Optical disc player type	Blu-Ray player	Blu-Ray player
Disc types supportedDiffers	BD-R, BD-RE, CD-DA, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	BD, BD-RE, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Number of optical discs	1 discs	1 discs
Playback disc formatsKnown for one	Unknown — not stated by the source	Blu-Ray audio, Blu-Ray video, CD audio, CD video
Video1 differ
3D	Yes	Yes
Video formats supportedDiffers	3GP, AVC, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG4, VC-1, VOB, WMV	3GP, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG2, MPEG4, VOB, WMV, XVID
Video D/A Converter (DAC)Known for one	12-bit/148MHz	Unknown — not stated by the source
Analog signal format systemKnown for one	NTSC, PAL	Unknown — not stated by the source
Video upscaling	Yes	Yes
Full HDKnown for one	Unknown — not stated by the source	Yes
Audio2 differ
Audio output channelsDiffers	5.0 channels	5.1 channels
RMS rated power	1000 W	1000 W
Audio decodersDiffers	DTS, DTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHD	Dolby Digital, Dolby TrueHD, DTS
Audio formats supportedKnown for one	AAC, FLAC, LPCM, WMA	Unknown — not stated by the source
EqualizerKnown for one	Yes	Unknown — not stated by the source
Audio Return Channel (ARC)Known for one	Yes	Unknown — not stated by the source
Radioidentical
FM radio	Yes	Yes
Supported radio bandsKnown for one	FM	Unknown — not stated by the source
Radio Data System (RDS)Known for one	Yes	Unknown — not stated by the source
Preset stations quantityKnown for one	50	Unknown — not stated by the source
Front speakersidentical
Front speakers RMS powerKnown for one	167 W	Unknown — not stated by the source
Center speakeridentical
Center speaker RMS powerKnown for one	167 W	Unknown — not stated by the source
Satellite speakersidentical
Satellite speakers RMS powerKnown for one	167 W	Unknown — not stated by the source
Wireless satellite speakersKnown for one	Unknown — not stated by the source	No
Subwoofer1 differ
Subwoofer RMS powerDiffers	165 W	167 W
Wireless subwooferKnown for one	Unknown — not stated by the source	No
Network1 differ
Bluetooth	Yes	Yes
Ethernet LAN	Yes	Yes
Wi-FiDiffers	No	Yes
Management featuresidentical
Sleep timer	Yes	Yes
Ports & interfacesidentical
Number of HDMI outputs	1	1
USB ports quantity	1	1
USB version	2.0	2.0
Audio (L/R) in	1	1
Digital audio optical in	1	1
Ethernet LAN (RJ-45) ports	1	1
HDMI inKnown for one	Unknown — not stated by the source	1
SCART ports quantityKnown for one	Unknown — not stated by the source	0
Component video (YPbPr/YCbCr) outKnown for one	Unknown — not stated by the source	0
S-Video outputs quantityKnown for one	Unknown — not stated by the source	0
Digital audio coaxial inKnown for one	Unknown — not stated by the source	0
Digital audio coaxial outKnown for one	Unknown — not stated by the source	0
Digital audio optical outKnown for one	Unknown — not stated by the source	0
FM antennaKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (typical)Differs	90 W	130 W
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC input voltageKnown for one	200-240 V	Unknown — not stated by the source
Power consumption (standby)	0.5 W	0.5 W
Weight & dimensions4 differ
Main unit dimensions (WxDxH)Differs	360 x 297 x 59 mm	360 x 299 x 60.5 mm
Main unit weightKnown for one	2.6 kg	Unknown — not stated by the source
Front speaker dimensions (WxDxH)	290 x 290 x 1100 mm	290 x 290 x 1100 mm
Center speaker dimensions (WxDxH)Differs	220 x 92 x 100 mm	220 x 97.2 x 98.5 mm
Satellite speaker dimensions (WxDxH)Differs	290 x 290 x 1100 mm	100.5 x 97 x 142 mm
Subwoofer dimensions (W x D x H)Differs	172 x 261 x 371 mm	172 x 261 x 391 mm
Packaging dataidentical
Package widthKnown for one	1063 mm	Unknown — not stated by the source
Package depthKnown for one	322 mm	Unknown — not stated by the source
Package heightKnown for one	456 mm	Unknown — not stated by the source
Package weightKnown for one	Unknown — not stated by the source	18.2 kg
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	741 x 368 x 456 mm
Packaging contentidentical
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Remote control included	Yes	Yes
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
TV tuner integratedDiffers	Yes	No
Deep colour supportKnown for one	Yes	Unknown — not stated by the source
Image formats supportedKnown for one	GIF, JPEG XR, PNG	Unknown — not stated by the source
MiracastKnown for one	Yes	Unknown — not stated by the source
Package weightKnown for one	25700 kg	Unknown — not stated by the source
x.v.Color supportKnown for one	Yes	Unknown — not stated by the source
Apple docking compatibilityKnown for one	Unknown — not stated by the source	Not supported
Built-in HDDKnown for one	Unknown — not stated by the source	No
Technical detailsidentical
Product colour	Black	Black
BD-LiveKnown for one	Yes	Unknown — not stated by the source
Child lockKnown for one	Yes	Unknown — not stated by the source
Playback modesKnown for one	Shuffle, Slow	Unknown — not stated by the source
KaraokeKnown for one	Unknown — not stated by the source	No
Digital Living Network Alliance (DLNA) certifiedKnown for one	Unknown — not stated by the source	Yes

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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