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Product comparison · 2 home cinema systems

LG LHB645 home cinema system 5.1 channels vs Samsung HT-J7750W home cinema system 7.1 channels

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  • 40specifications compared
  • 18differ
  • 22identical
  • 25known for one product only

Key differences

  • Audio output channels
    • 5.1 channels
    • 7.1 channels
  • RMS rated power
    • 1000 W
    • 1330 W
  • Wireless satellite speakers
    • No
    • Yes
  • Wireless subwoofer
    • No
    • Yes
  • HDMI in
    • 1
    • 2
  • Power consumption (typical)
    • 130 W
    • 72.5 W
  • Power consumption (standby)
    • 0.5 W
    • 0.29 W
  • Main unit dimensions (WxDxH)
    • 360 x 299 x 60.5 mm
    • 430 x 312 x 55 mm

Side by side

Differences highlightedShow differences only
65 specifications
A

LG

LHB645 home cinema system 5.1 channels

Model LHB645

View product
B

Samsung

HT-J7750W home cinema system 7.1 channels

Model HT-J7750W

View product
Optical drive2 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-RWDVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Playback disc formatsDiffersBlu-Ray audio, Blu-Ray video, CD audio, CD videoBlu-Ray video
Number of optical discsKnown for one1 discs
Video1 differ
3DYesYes
Video formats supportedDiffers3GP, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG2, MPEG4, VOB, WMV, XVIDAVCHD, DIVX, WMV, WMV7, WMV8, WMV9
Analog signal format systemKnown for onePAL
Video upscalingYesYes
Full HDKnown for oneYes
Audio3 differ
Audio output channelsDiffers5.1 channels7.1 channels
RMS rated powerDiffers1000 W1330 W
Audio decodersDiffersDolby Digital, Dolby TrueHD, DTSDolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS 96/24, DTS Digital Surround, DTS-HD Master Audio
Audio formats supportedKnown for oneAAC, FLAC, LPCM, MP3, WMA
Audio Return Channel (ARC)Known for oneYes
Radioidentical
FM radioYesYes
Preset stations quantityKnown for one15
Satellite speakers1 differ
Satellite speaker typeKnown for one2-way
Wireless satellite speakersDiffersNoYes
Subwoofer1 differ
Subwoofer typeKnown for onePassive subwoofer
Wireless subwooferDiffersNoYes
Subwoofer RMS powerKnown for one167 W
Networkidentical
BluetoothYesYes
Ethernet LANYesYes
Wi-FiYesYes
Ports & interfaces1 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
Digital audio coaxial in00
Digital audio coaxial out00
Digital audio optical in11
Digital audio optical out00
Ethernet LAN (RJ-45) ports11
Audio (L/R) inKnown for one1
FM antennaKnown for oneYes
Power2 differ
Power consumption (typical)Differs130 W72.5 W
Power consumption (standby)Differs0.5 W0.29 W
Weight & dimensions5 differ
Main unit dimensions (WxDxH)Differs360 x 299 x 60.5 mm430 x 312 x 55 mm
Main unit weightKnown for one2.7 kg
Front speaker dimensions (WxDxH)Differs290 x 290 x 1100 mm95 x 101 x 1215 mm
Front speaker weightKnown for one5 kg
Center speaker dimensions (WxDxH)Differs220 x 97.2 x 98.5 mm320 x 101 x 81 mm
Center speaker weightKnown for one1 kg
Satellite speaker dimensions (WxDxH)Differs100.5 x 97 x 142 mm95 x 101 x 1160 mm
Satellite speaker weightKnown for one4.7 kg
Subwoofer dimensions (W x D x H)Differs172 x 261 x 391 mm200 x 350 x 390 mm
Subwoofer weightKnown for one5.7 kg
Packaging data2 differ
Package weightDiffers18.2 kg34.7 kg
Package dimensions (WxDxH)Differs741 x 368 x 456 mm1076 x 446 x 557 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Remote control includedKnown for oneYes
Other featuresidentical
Built-in HDDNoNo
Image formats supportedKnown for oneJPG
Apple docking compatibilityKnown for oneNot supported
TV tuner integratedKnown for oneNo
Certificatesidentical
Consumer Electronics Control (CEC)Known for oneAnynet+
Technical detailsidentical
Product colourBlackBlack
KaraokeNoNo
BD WiseKnown for oneYes
BD-LiveKnown for oneYes
Digital Living Network Alliance (DLNA) certifiedYesYes
Management featuresidentical
Sleep timerKnown for oneYes

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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