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Product comparison · 2 home cinema systems

LG DM7630 home cinema system vs Samsung HT-J7750W home cinema system 7.1 channels

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  • 29specifications compared
  • 21differ
  • 8identical
  • 60known for one product only

Key differences

The Samsung HT-J7750W home cinema system 7.1 channels has 590 W more RMS rated power than the LG DM7630 home cinema system (1330 W vs 740 W). The LG DM7630 home cinema system has 1 more component video (YPbPr/YCbCr) out than the Samsung HT-J7750W home cinema system 7.1 channels (1 vs 0). The LG DM7630 home cinema system has 3 kg more main unit weight than the Samsung HT-J7750W home cinema system 7.1 channels (5.7 kg vs 2.7 kg). Only the Samsung HT-J7750W home cinema system 7.1 channels has Bluetooth. Only the Samsung HT-J7750W home cinema system 7.1 channels has Ethernet LAN.

  • Optical disc player type
    • DVD player
    • Blu-Ray player
  • Playback disc formats
    • CD audio, DVD-Video
    • Blu-Ray video
  • RMS rated power
    • 740 W
    • 1330 W
  • Audio formats supported
    • AC3, MP3, PCM, WMA
    • AAC, FLAC, LPCM, MP3, WMA
  • Bluetooth
    • No
    • Yes
  • Ethernet LAN
    • No
    • Yes
  • Wi-Fi
    • No
    • Yes
  • Component video (YPbPr/YCbCr) out
    • 1
    • 0

Side by side

Differences highlightedShow differences only
89 specifications
A

LG

DM7630 home cinema system

Model DM7630

View product
B

Samsung

HT-J7750W home cinema system 7.1 channels

Model HT-J7750W

View product
Optical drive3 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-RWDVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Playback disc formatsDiffersCD audio, DVD-VideoBlu-Ray video
Video1 differ
Video formats supportedDiffersAVI, DIVX, MPEGAVCHD, DIVX, WMV, WMV7, WMV8, WMV9
Aspect ratioKnown for one4:3, 16:9
Progressive scanKnown for oneYes
3DKnown for oneYes
Analog signal format systemKnown for onePAL
Video upscalingKnown for oneYes
Audio3 differ
RMS rated powerDiffers740 W1330 W
Audio decodersDiffersDolby DigitalDolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS 96/24, DTS Digital Surround, DTS-HD Master Audio
Signal-to-Noise Ratio (SNR)Known for one75 dB
Audio formats supportedDiffersAC3, MP3, PCM, WMAAAC, FLAC, LPCM, MP3, 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 one7.1 channels
Audio Return Channel (ARC)Known for oneYes
Radioidentical
Supported radio bandsKnown for oneAM, FM
FM band rangeKnown for one87.5 - 108 MHz
AM band rangeKnown for one522 - 1710 kHz
Preset stations quantityKnown for one15
Front speakersidentical
Front speaker typeKnown for one2-way
Front speakers RMS powerKnown for one156 W
Front speaker impedanceKnown for one4 Ω
Center speakeridentical
Center speaker typeKnown for one2-way
Center speaker RMS powerKnown for one75 W
Center speaker impedanceKnown for one6 Ω
Satellite speakersidentical
Satellite speakers RMS powerKnown for one75 W
Satellite speaker impedanceKnown for one6 Ω
Wireless satellite speakersKnown for oneYes
Subwooferidentical
Subwoofer RMS powerKnown for one203 W
Subwoofer impedanceKnown for one3 Ω
Wireless subwooferKnown for oneYes
Network3 differ
BluetoothDiffersNoYes
Ethernet LANDiffersNoYes
Wi-FiDiffersNoYes
Management featuresidentical
Sleep timerKnown for oneYes
Ports & interfaces1 differ
Component video (YPbPr/YCbCr) outDiffers10
Audio (L/R) inKnown for one1
FM antennaKnown for oneYes
Microphone inKnown for oneYes
HDMI inKnown for one2
Number of HDMI outputsKnown for one1
SCART ports quantityKnown for one0
S-Video outputs quantityKnown for one0
Digital audio coaxial inKnown for one0
Digital audio coaxial outKnown for one0
Digital audio optical inKnown for one1
Digital audio optical outKnown for one0
Ethernet LAN (RJ-45) portsKnown for one1
Displayidentical
On Screen Display (OSD)Known for oneYes
Weight & dimensions9 differ
Main unit dimensions (WxDxH)Differs277 x 365.5 x 343.5 mm430 x 312 x 55 mm
Main unit weightDiffers5.7 kg2.7 kg
Front speaker dimensions (WxDxH)Differs240 x 336 x 387 mm95 x 101 x 1215 mm
Center speaker dimensions (WxDxH)Differs277 x 160 x 120 mm320 x 101 x 81 mm
Center speaker weightDiffers2 kg1 kg
Satellite speaker dimensions (WxDxH)Differs204 x 255 x 331 mm95 x 101 x 1160 mm
Satellite speaker weightDiffers2.8 kg4.7 kg
Subwoofer dimensions (W x D x H)Differs261 x 409 x 331 mm200 x 350 x 390 mm
Subwoofer weightDiffers6.5 kg5.7 kg
Packaging contentidentical
Remote control includedKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
Audio amplifierKnown for oneYes
Audio dynamic range CDKnown for one80 dB
Parental controlKnown for oneYes
Built-in HDDKnown for oneNo
Technical details1 differ
KaraokeDiffersYesNo
USB direct playbackKnown for oneYes
Playback modesKnown for oneRandom, Repeat
SlideshowKnown for oneYes
BD WiseKnown for oneYes
BD-LiveKnown for oneYes
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes
Poweridentical
Power consumption (typical)Known for one72.5 W
Power consumption (standby)Known for one0.29 W
Packaging dataidentical
Package weightKnown for one34.7 kg
Package dimensions (WxDxH)Known for one1076 x 446 x 557 mm
Certificatesidentical
Consumer Electronics Control (CEC)Known for oneAnynet+

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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