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Product comparison · 2 home cinema systems

LG ARX8 home cinema system 4.2 channels vs LG DM7630 home cinema system

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  • 21specifications compared
  • 12differ
  • 9identical
  • 55known for one product only

Key differences

  • Optical disc player type
    • Not included
    • DVD player
  • RMS rated power
    • 1600 W
    • 740 W
  • Front speakers RMS power
    • 520 W
    • 156 W
  • Satellite speakers RMS power
    • 520 W
    • 75 W
  • Subwoofer RMS power
    • 560 W
    • 203 W
  • Bluetooth
    • Yes
    • No
  • Component video (YPbPr/YCbCr) out
    • 0
    • 1
  • Main unit dimensions (WxDxH)
    • 430 x 368 x 146.5 mm
    • 277 x 365.5 x 343.5 mm

Side by side

Differences highlightedShow differences only
76 specifications
A

LG

ARX8 home cinema system 4.2 channels

Model ARX8

View product
B

LG

DM7630 home cinema system

Model DM7630

View product
Optical drive2 differ
Optical disc player typeDiffersNot includedDVD player
Disc loading typeKnown for oneTray
Disc types supportedDiffersNoCD, CD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RW
Playback disc formatsKnown for oneCD audio, DVD-Video
Videoidentical
Video formats supportedKnown for oneAVI, DIVX, MPEG
Aspect ratioKnown for one4:3, 16:9
Progressive scanKnown for oneYes
3DKnown for oneNo
Audio1 differ
RMS rated powerDiffers1600 W740 W
Audio decodersKnown for oneDolby Digital
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 one4.2 channels
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 powerDiffers520 W156 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 speakers1 differ
Satellite speaker typeKnown for one2-way
Satellite speakers RMS powerDiffers520 W75 W
Satellite speaker impedanceKnown for one6 Ω
Wireless satellite speakersKnown for oneYes
Subwoofer1 differ
Subwoofer typeKnown for onePassive subwoofer
Subwoofer RMS powerDiffers560 W203 W
Subwoofer impedanceKnown for one3 Ω
Wireless subwooferKnown for oneYes
Network1 differ
BluetoothDiffersYesNo
Ethernet LANNoNo
Wi-FiNoNo
Management featuresidentical
Sleep timerKnown for oneYes
Ports & interfaces1 differ
USB ports quantity11
USB version2.02.0
Component video (YPbPr/YCbCr) outDiffers01
Audio (L/R) inKnown for one1
FM antennaYesYes
Microphone inKnown for oneYes
HDMI inKnown for one3
Number of HDMI outputsKnown for one3
SCART ports quantityKnown for one0
Composite video inKnown for one1
Composite video outKnown for one1
USB 2.0 ports quantityKnown for one1
Displayidentical
On Screen Display (OSD)Known for oneYes
Weight & dimensions3 differ
Main unit dimensions (WxDxH)Differs430 x 368 x 146.5 mm277 x 365.5 x 343.5 mm
Main unit weightKnown for one5.7 kg
Front speaker dimensions (WxDxH)Differs274 x 277 x 941 mm240 x 336 x 387 mm
Front speaker weightKnown for one5 kg
Center speaker dimensions (WxDxH)Known for one277 x 160 x 120 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)Differs300 x 334 x 680 mm261 x 409 x 331 mm
Subwoofer weightKnown for one6.5 kg
Packaging contentidentical
Remote control includedYesYes
Batteries includedKnown for oneYes
Cables includedKnown for oneHDMI
ManualKnown for oneYes
Other featuresidentical
Audio amplifierKnown for oneYes
Audio dynamic range CDKnown for one80 dB
Image formats supportedKnown for oneJPG
Parental controlKnown for oneYes
Apple dockingKnown for oneNo
Technical details1 differ
Product colourBlackBlack
KaraokeDiffersNoYes
USB direct playbackYesYes
Playback modesKnown for oneRandom, Repeat
SlideshowKnown 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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