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Product comparison · 2 home cinema systems

LG LHB645N home cinema system 5.1 channels vs Samsung HT-J7750W home cinema system 7.1 channels

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  • 27specifications compared
  • 14differ
  • 13identical
  • 48known for one product only

Key differences

The Samsung HT-J7750W home cinema system 7.1 channels has 2 channels more audio output channels than the LG LHB645N home cinema system 5.1 channels (7.1 channels vs 5.1 channels). The Samsung HT-J7750W home cinema system 7.1 channels has 330 W more RMS rated power than the LG LHB645N home cinema system 5.1 channels (1330 W vs 1000 W). The LG LHB645N home cinema system 5.1 channels has 47.5 W more power consumption (typical) than the Samsung HT-J7750W home cinema system 7.1 channels (120 W vs 72.5 W). Only the Samsung HT-J7750W home cinema system 7.1 channels has wireless satellite speakers. Only the Samsung HT-J7750W home cinema system 7.1 channels has wireless subwoofer.

  • 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
  • Bluetooth
    • No
    • Yes
  • Wi-Fi
    • No
    • Yes
  • Power consumption (typical)
    • 120 W
    • 72.5 W
  • Power consumption (standby)
    • 0.5 W
    • 0.29 W

Side by side

Differences highlightedShow differences only
75 specifications
A

LG

LHB645N home cinema system 5.1 channels

Model LHB645N

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B

Samsung

HT-J7750W home cinema system 7.1 channels

Model HT-J7750W

View product
Optical drive1 differ
Disc types supportedDiffersBD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RWDVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Playback disc formatsKnown for oneBlu-Ray video
Video1 differ
Video formats supportedDiffers3GP, AVC, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG1, MPEG2, MPEG4, VC-1, VOB, WMVAVCHD, DIVX, WMV, WMV7, WMV8, WMV9
Analog signal format systemKnown for onePAL
Video upscalingKnown for oneYes
Audio3 differ
Audio output channelsDiffers5.1 channels7.1 channels
RMS rated powerDiffers1000 W1330 W
Audio decodersDiffersDTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHDDolby 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
Radioidentical
Preset stations quantityKnown for one15
Satellite speakers1 differ
Satellite speaker typeKnown for one2-way
Wireless satellite speakersDiffersNoYes
Satellite speakers RMS powerKnown for one334 W
Number of satellite speakersKnown for one2
Subwoofer1 differ
Wireless subwooferDiffersNoYes
Subwoofer RMS powerKnown for one167 W
Network2 differ
BluetoothDiffersNoYes
Wi-FiDiffersNoYes
Near Field Communication (NFC)Known for oneNo
Ports & interfacesidentical
HDMI inKnown for one2
SCART ports quantityKnown for one0
Component video (YPbPr/YCbCr) outKnown for one0
S-Video outputs quantityKnown for one0
Digital audio coaxial inKnown for one0
Digital audio coaxial outKnown for one0
Digital audio optical outKnown for one0
Ethernet LAN (RJ-45) portsKnown for one1
FM antennaKnown for oneYes
HDMI versionKnown for one1.4
Power2 differ
Power consumption (typical)Differs120 W72.5 W
Power consumption (standby)Differs0.5 W0.29 W
Weight & dimensions3 differ
Main unit dimensions (WxDxH)Differs360 x 299 x 61 mm430 x 312 x 55 mm
Front speaker dimensions (WxDxH)Known for one95 x 101 x 1215 mm
Front speaker weightKnown for one5 kg
Center speaker dimensions (WxDxH)Differs220 x 104 x 99 mm320 x 101 x 81 mm
Center speaker weightKnown for one1 kg
Satellite speaker dimensions (WxDxH)Known for one95 x 101 x 1160 mm
Satellite speaker weightKnown for one4.7 kg
Subwoofer dimensions (W x D x H)Differs172 x 391 x 261 mm200 x 350 x 390 mm
Subwoofer weightKnown for one5.7 kg
Packaging dataidentical
Package weightKnown for one34.7 kg
Package dimensions (WxDxH)Known for one1076 x 446 x 557 mm
Package widthKnown for one742 mm
Package depthKnown for one368 mm
Package heightKnown for one458 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Batteries includedKnown for oneYes
Remote control includedKnown for oneYes
Other featuresidentical
Built-in HDDKnown for oneNo
Image formats supportedKnown for oneJPG
Deep colour supportKnown for oneYes
MiracastKnown for oneNo
Package weightKnown for one18200 kg
Smartphone/tablet remote supportKnown for oneYes
x.v.Color supportKnown for oneYes
Certificatesidentical
Consumer Electronics Control (CEC)Known for oneAnynet+
Technical detailsidentical
KaraokeKnown for oneNo
BD WiseKnown for oneYes
BD-LiveKnown for oneYes
Sleep modeKnown for oneYes
Front speakersidentical
Front speakers RMS powerKnown for one334 W
Center speakeridentical
Center speaker RMS powerKnown for one167 W

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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