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Product comparison · 2 home cinema systems

LG DM7630 home cinema system vs LG LHB645N home cinema system 5.1 channels

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  • 23specifications compared
  • 14differ
  • 9identical
  • 62known for one product only

Key differences

The LG LHB645N home cinema system 5.1 channels has 260 W more RMS rated power than the LG DM7630 home cinema system (1000 W vs 740 W). The LG LHB645N home cinema system 5.1 channels has 178 W more front speakers RMS power than the LG DM7630 home cinema system (334 W vs 156 W). The LG LHB645N home cinema system 5.1 channels has 92 W more center speaker RMS power than the LG DM7630 home cinema system (167 W vs 75 W). Only the LG LHB645N home cinema system 5.1 channels has Ethernet LAN. Optical disc player type: DVD player on the LG DM7630 home cinema system, Blu-Ray player on the LG LHB645N home cinema system 5.1 channels.

  • Optical disc player type
    • DVD player
    • Blu-Ray player
  • RMS rated power
    • 740 W
    • 1000 W
  • Front speakers RMS power
    • 156 W
    • 334 W
  • Center speaker RMS power
    • 75 W
    • 167 W
  • Satellite speakers RMS power
    • 75 W
    • 334 W
  • Subwoofer RMS power
    • 203 W
    • 167 W
  • Ethernet LAN
    • No
    • Yes
  • Main unit dimensions (WxDxH)
    • 277 x 365.5 x 343.5 mm
    • 360 x 299 x 61 mm

Side by side

Differences highlightedShow differences only
85 specifications
A

LG

DM7630 home cinema system

Model DM7630

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B

LG

LHB645N home cinema system 5.1 channels

Model LHB645N

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Optical drive2 differ
Optical disc player typeDiffersDVD playerBlu-Ray player
Disc loading typeKnown for oneTray
Disc types supportedDiffersCD, CD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RWBD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Playback disc formatsKnown for oneCD audio, DVD-Video
Video1 differ
Video formats supportedDiffersAVI, DIVX, MPEG3GP, AVC, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG1, MPEG2, MPEG4, VC-1, VOB, WMV
Aspect ratioKnown for one4:3, 16:9
Progressive scanKnown for oneYes
3DKnown for oneYes
Audio2 differ
RMS rated powerDiffers740 W1000 W
Audio decodersDiffersDolby DigitalDTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHD
Signal-to-Noise Ratio (SNR)Known for one75 dB
Audio formats supportedKnown for oneAC3, MP3, PCM, WMA
Total Harmonic Distortion (THD)Known for one10%
EqualizerKnown for oneYes
MP3 bit ratesKnown for one32 - 320 Kbit/s
WMA bit ratesKnown for one40 - 192 Kbit/s
Audio output channelsKnown for one5.1 channels
Audio Return Channel (ARC)Known for oneYes
Radioidentical
FM radioYesYes
Supported radio bandsKnown for oneAM, FM
FM band rangeKnown for one87.5 - 108 MHz
AM band rangeKnown for one522 - 1710 kHz
Front speakers1 differ
Front speaker typeKnown for one2-way
Front speakers RMS powerDiffers156 W334 W
Front speaker impedanceKnown for one4 Ω
Center speaker1 differ
Center speaker typeKnown for one2-way
Center speaker RMS powerDiffers75 W167 W
Center speaker impedanceKnown for one6 Ω
Satellite speakers1 differ
Satellite speaker typeKnown for one2-way
Satellite speakers RMS powerDiffers75 W334 W
Satellite speaker impedanceKnown for one6 Ω
Number of satellite speakersKnown for one2
Wireless satellite speakersKnown for oneNo
Subwoofer1 differ
Subwoofer typePassive subwooferPassive subwoofer
Subwoofer RMS powerDiffers203 W167 W
Subwoofer impedanceKnown for one3 Ω
Wireless subwooferKnown for oneNo
Network1 differ
BluetoothNoNo
Ethernet LANDiffersNoYes
Wi-FiNoNo
Near Field Communication (NFC)Known for oneNo
Management featuresidentical
Sleep timerKnown for oneYes
Ports & interfacesidentical
USB ports quantity11
USB version2.02.0
Component video (YPbPr/YCbCr) outKnown for one1
Audio (L/R) inKnown for one1
FM antennaYesYes
Microphone inKnown for oneYes
Number of HDMI outputsKnown for one1
Digital audio optical inKnown for one1
HDMI versionKnown for one1.4
Displayidentical
On Screen Display (OSD)Known for oneYes
Weight & dimensions4 differ
Main unit dimensions (WxDxH)Differs277 x 365.5 x 343.5 mm360 x 299 x 61 mm
Main unit weightDiffers5.7 kg2.7 kg
Front speaker dimensions (WxDxH)Known for one240 x 336 x 387 mm
Front speaker weightKnown for one5 kg
Center speaker dimensions (WxDxH)Differs277 x 160 x 120 mm220 x 104 x 99 mm
Center speaker weightKnown for one2 kg
Satellite speaker dimensions (WxDxH)Known for one204 x 255 x 331 mm
Satellite speaker weightKnown for one2.8 kg
Subwoofer dimensions (W x D x H)Differs261 x 409 x 331 mm172 x 391 x 261 mm
Subwoofer weightKnown for one6.5 kg
Packaging contentidentical
Remote control includedYesYes
Batteries includedKnown for oneYes
Other featuresidentical
Audio amplifierKnown for oneYes
Audio dynamic range CDKnown for one80 dB
Image formats supportedKnown for oneJPG
Parental controlKnown for oneYes
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
Technical detailsidentical
Product colourBlackBlack
KaraokeKnown for oneYes
USB direct playbackKnown for oneYes
Playback modesKnown for oneRandom, Repeat
SlideshowKnown for oneYes
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes
Sleep modeKnown for oneYes
Poweridentical
Power consumption (typical)Known for one120 W
Power consumption (standby)Known for one0.5 W
Packaging dataidentical
Package widthKnown for one742 mm
Package depthKnown for one368 mm
Package heightKnown for one458 mm

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