Product comparison · 2 home cinema systems

LG LHB645 home cinema system 5.1 channels vs LG LHB755 home cinema system 5.1 channels

45specifications compared
14differ
31identical
25known for one product only

Key differences

The LG LHB755 home cinema system 5.1 channels has 200 W more RMS rated power than the LG LHB645 home cinema system 5.1 channels (1200 W vs 1000 W). The LG LHB755 home cinema system 5.1 channels has 63 W more subwoofer RMS power than the LG LHB645 home cinema system 5.1 channels (230 W vs 167 W). The LG LHB755 home cinema system 5.1 channels has 1 more HDMI in than the LG LHB645 home cinema system 5.1 channels (2 vs 1). Only the LG LHB755 home cinema system 5.1 channels has karaoke. Main unit dimensions (WxDxH): 360 x 299 x 60.5 mm on the LG LHB645 home cinema system 5.1 channels, 410 x 260 x 55 mm on the LG LHB755 home cinema system 5.1 channels.

RMS rated power
- LHB645 home cinema system 5.1 channels:1000 W
- LHB755 home cinema system 5.1 channels:1200 W
Subwoofer RMS power
- LHB645 home cinema system 5.1 channels:167 W
- LHB755 home cinema system 5.1 channels:230 W
HDMI in
- LHB645 home cinema system 5.1 channels:1
- LHB755 home cinema system 5.1 channels:2
Digital audio optical in
- LHB645 home cinema system 5.1 channels:1
- LHB755 home cinema system 5.1 channels:0
Digital audio optical out
- LHB645 home cinema system 5.1 channels:0
- LHB755 home cinema system 5.1 channels:1
Main unit dimensions (WxDxH)
- LHB645 home cinema system 5.1 channels:360 x 299 x 60.5 mm
- LHB755 home cinema system 5.1 channels:410 x 260 x 55 mm
Front speaker dimensions (WxDxH)
- LHB645 home cinema system 5.1 channels:290 x 290 x 1100 mm
- LHB755 home cinema system 5.1 channels:290 x 290 x 1150 mm
Center speaker dimensions (WxDxH)
- LHB645 home cinema system 5.1 channels:220 x 97.2 x 98.5 mm
- LHB755 home cinema system 5.1 channels:344 x 87 x 86 mm

Side by side

Differences highlightedShow differences only

Comparison of LHB645, LHB755
70 specifications	A LG LHB645 home cinema system 5.1 channels Model LHB645 View product	B LG LHB755 home cinema system 5.1 channels Model LHB755 View product
Optical drive1 differ
Disc types supportedDiffers	BD, BD-RE, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	BD, BD-R, BD-RE, CD, CD-R, CD-RW, DVD, DVD+RW, DVD-R, DVD-RW
Video1 differ
Video formats supportedDiffers	3GP, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG2, MPEG4, VOB, WMV, XVID	AVI, DIVX HD, FLV, H.264, MKV, MOV, MP4, MPEG2, TS, VOB, WMV
Audio2 differ
RMS rated powerDiffers	1000 W	1200 W
Audio decodersDiffers	Dolby Digital, Dolby TrueHD, DTS	Dolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS, DTS-HD HR, DTS-HD Master Audio
Audio formats supportedKnown for one	Unknown — not stated by the source	AAC, FLAC, MP3
Radioidentical
Supported radio bandsKnown for one	Unknown — not stated by the source	FM
Radio Data System (RDS)Known for one	Unknown — not stated by the source	Yes
Preset stations quantityKnown for one	Unknown — not stated by the source	50
Front speakersidentical
Front speaker typeKnown for one	Unknown — not stated by the source	2-way
Front speakers RMS powerKnown for one	Unknown — not stated by the source	388 W
Center speakeridentical
Center speaker typeKnown for one	Unknown — not stated by the source	2-way
Center speaker RMS powerKnown for one	Unknown — not stated by the source	194 W
Satellite speakersidentical
Satellite speaker typeKnown for one	Unknown — not stated by the source	2-way
Satellite speakers RMS powerKnown for one	Unknown — not stated by the source	388 W
Subwoofer1 differ
Subwoofer RMS powerDiffers	167 W	230 W
Ports & interfaces3 differ
HDMI inDiffers	1	2
AUX inKnown for one	Unknown — not stated by the source	Yes
Digital audio optical inDiffers	1	0
Digital audio optical outDiffers	0	1
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
Displayidentical
Built-in displayKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
Main unit dimensions (WxDxH)Differs	360 x 299 x 60.5 mm	410 x 260 x 55 mm
Front speaker dimensions (WxDxH)Differs	290 x 290 x 1100 mm	290 x 290 x 1150 mm
Center speaker dimensions (WxDxH)Differs	220 x 97.2 x 98.5 mm	344 x 87 x 86 mm
Satellite speaker dimensions (WxDxH)Differs	100.5 x 97 x 142 mm	290 x 290 x 1150 mm
Subwoofer dimensions (W x D x H)Differs	172 x 261 x 391 mm	191 x 318 x 389 mm
Packaging contentidentical
Batteries includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Deep colour supportKnown for one	Unknown — not stated by the source	Yes
DisplayKnown for one	Unknown — not stated by the source	FLD
Image formats supportedKnown for one	Unknown — not stated by the source	GIF, JPG, JPS, MPO, PNG
x.v.Color supportKnown for one	Unknown — not stated by the source	Yes
Technical details1 differ
KaraokeDiffers	No	Yes
USB direct playbackKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Sleep timerKnown for one	Yes	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	18.2 kg	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	741 x 368 x 456 mm	Unknown — not stated by the source

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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