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Product comparison · 2 home cinema systems

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

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  • 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
    • 1000 W
    • 1200 W
  • Subwoofer RMS power
    • 167 W
    • 230 W
  • HDMI in
    • 1
    • 2
  • Digital audio optical in
    • 1
    • 0
  • Digital audio optical out
    • 0
    • 1
  • Main unit dimensions (WxDxH)
    • 360 x 299 x 60.5 mm
    • 410 x 260 x 55 mm
  • Front speaker dimensions (WxDxH)
    • 290 x 290 x 1100 mm
    • 290 x 290 x 1150 mm
  • Center speaker dimensions (WxDxH)
    • 220 x 97.2 x 98.5 mm
    • 344 x 87 x 86 mm

Side by side

Differences highlightedShow differences only
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
Optical disc player typeBlu-Ray playerBlu-Ray player
Disc types supportedDiffersBD, BD-RE, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RWBD, BD-R, BD-RE, CD, CD-R, CD-RW, DVD, DVD+RW, DVD-R, DVD-RW
Number of optical discs1 discs1 discs
Playback disc formatsBlu-Ray audio, Blu-Ray video, CD audio, CD videoBlu-Ray audio, Blu-Ray video, CD audio, CD video
Video1 differ
3DYesYes
Video formats supportedDiffers3GP, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG2, MPEG4, VOB, WMV, XVIDAVI, DIVX HD, FLV, H.264, MKV, MOV, MP4, MPEG2, TS, VOB, WMV
Full HDYesYes
Video upscalingYesYes
Audio2 differ
Audio output channels5.1 channels5.1 channels
RMS rated powerDiffers1000 W1200 W
Audio decodersDiffersDolby Digital, Dolby TrueHD, DTSDolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS, DTS-HD HR, DTS-HD Master Audio
Audio formats supportedKnown for oneAAC, FLAC, MP3
Radioidentical
FM radioYesYes
Supported radio bandsKnown for oneFM
Radio Data System (RDS)Known for oneYes
Preset stations quantityKnown for one50
Front speakersidentical
Front speaker typeKnown for one2-way
Front speakers RMS powerKnown for one388 W
Center speakeridentical
Center speaker typeKnown for one2-way
Center speaker RMS powerKnown for one194 W
Satellite speakersidentical
Satellite speaker typeKnown for one2-way
Satellite speakers RMS powerKnown for one388 W
Wireless satellite speakersNoNo
Subwoofer1 differ
Subwoofer RMS powerDiffers167 W230 W
Wireless subwooferNoNo
Networkidentical
BluetoothYesYes
Ethernet LANYesYes
Wi-FiYesYes
Ports & interfaces3 differ
HDMI inDiffers12
Number of HDMI outputs11
SCART ports quantity00
USB ports quantity11
USB version2.02.0
Component video (YPbPr/YCbCr) out00
S-Video outputs quantity00
AUX inKnown for oneYes
Digital audio coaxial in00
Digital audio coaxial out00
Digital audio optical inDiffers10
Digital audio optical outDiffers01
Ethernet LAN (RJ-45) ports11
FM antennaYesYes
Audio (L/R) inKnown for one1
Displayidentical
Built-in displayKnown for oneYes
Poweridentical
Power consumption (typical)130 W130 W
Power consumption (standby)0.5 W0.5 W
Weight & dimensions5 differ
Main unit dimensions (WxDxH)Differs360 x 299 x 60.5 mm410 x 260 x 55 mm
Front speaker dimensions (WxDxH)Differs290 x 290 x 1100 mm290 x 290 x 1150 mm
Center speaker dimensions (WxDxH)Differs220 x 97.2 x 98.5 mm344 x 87 x 86 mm
Satellite speaker dimensions (WxDxH)Differs100.5 x 97 x 142 mm290 x 290 x 1150 mm
Subwoofer dimensions (W x D x H)Differs172 x 261 x 391 mm191 x 318 x 389 mm
Packaging contentidentical
Batteries includedKnown for oneYes
ManualKnown for oneYes
Quick start guideKnown for oneYes
Remote control includedYesYes
Warranty cardKnown for oneYes
Other featuresidentical
Apple docking compatibilityNot supportedNot supported
Built-in HDDNoNo
TV tuner integratedNoNo
Deep colour supportKnown for oneYes
DisplayKnown for oneFLD
Image formats supportedKnown for oneGIF, JPG, JPS, MPO, PNG
x.v.Color supportKnown for oneYes
Technical details1 differ
Product colourBlackBlack
KaraokeDiffersNoYes
USB direct playbackKnown for oneYes
Digital Living Network Alliance (DLNA) certifiedYesYes
Management featuresidentical
Sleep timerKnown for oneYes
Packaging dataidentical
Package weightKnown for one18.2 kg
Package dimensions (WxDxH)Known for one741 x 368 x 456 mm

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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