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Product comparison · 2 home cinema systems

LG DM7630 home cinema system vs Yamaha YHT-2940 home cinema system 5.1 channels 3D Black

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  • 23specifications compared
  • 15differ
  • 8identical
  • 64known for one product only

Key differences

The LG DM7630 home cinema system has 126 W more front speakers RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (156 W vs 30 W). The LG DM7630 home cinema system has 45 W more center speaker RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (75 W vs 30 W). The LG DM7630 home cinema system has 45 W more satellite speakers RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (75 W vs 30 W). Only the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black has Bluetooth. Optical disc player type: DVD player on the LG DM7630 home cinema system, Not included on the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black.

  • Optical disc player type
    • DVD player
    • Not included
  • Front speakers RMS power
    • 156 W
    • 30 W
  • Center speaker RMS power
    • 75 W
    • 30 W
  • Satellite speakers RMS power
    • 75 W
    • 30 W
  • Subwoofer type
    • Passive subwoofer
    • Active subwoofer
  • Subwoofer RMS power
    • 203 W
    • 30 W
  • Bluetooth
    • No
    • Yes
  • Main unit dimensions (WxDxH)
    • 277 x 365.5 x 343.5 mm
    • 435 x 315 x 151 mm

Side by side

Differences highlightedShow differences only
87 specifications
A

LG

DM7630 home cinema system

Model DM7630

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B

Yamaha

YHT-2940 home cinema system 5.1 channels 3D Black

Model YHT-2940

View product
Optical drive2 differ
Optical disc player typeDiffersDVD playerNot included
Disc loading typeKnown for oneTray
Disc types supportedDiffersCD, CD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RWNo
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 oneYes
Full HDKnown for oneYes
Video upscalingKnown for oneYes
Audio1 differ
RMS rated powerKnown for one740 W
Audio decodersDiffersDolby DigitalDTS-HD Master Audio, 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 D/A Converter (DAC)Known for one24-bit/192kHz
Audio Return Channel (ARC)Known for oneYes
Radioidentical
FM radioYesYes
Supported radio bandsAM, FMAM, 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 W30 W
Front speaker impedanceKnown for one4 Ω
Front speaker peak powerKnown for one100 W
Center speaker1 differ
Center speaker typeKnown for one2-way
Center speaker RMS powerDiffers75 W30 W
Center speaker impedanceKnown for one6 Ω
Center speaker peak powerKnown for one100 W
Satellite speakers1 differ
Satellite speaker typeKnown for one2-way
Satellite speakers RMS powerDiffers75 W30 W
Satellite speaker impedanceKnown for one6 Ω
Satellite speaker peak powerKnown for one100 W
Subwoofer2 differ
Subwoofer typeDiffersPassive subwooferActive subwoofer
Subwoofer RMS powerDiffers203 W30 W
Subwoofer impedanceKnown for one3 Ω
Subwoofer peak powerKnown for one100 W
Network1 differ
BluetoothDiffersNoYes
Ethernet LANNoNo
Wi-FiKnown 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 antennaKnown for oneYes
Microphone inKnown for oneYes
HDMI inKnown for one4
Number of HDMI outputsKnown for one1
SCART ports quantityKnown for one0
Composite video inKnown for one3
Composite video outKnown for one1
AUX inKnown for oneYes
Digital audio coaxial inKnown for one2
Digital audio coaxial outKnown for one0
Digital audio optical inKnown for one1
Digital audio optical outKnown for one0
Headphone outputsKnown for one1
Displayidentical
On Screen Display (OSD)YesYes
Weight & dimensions6 differ
Main unit dimensions (WxDxH)Differs277 x 365.5 x 343.5 mm435 x 315 x 151 mm
Main unit weightDiffers5.7 kg7.4 kg
Front speaker dimensions (WxDxH)Differs240 x 336 x 387 mm115 x 88 x 176 mm
Front speaker weightKnown for one5 kg
Center speaker dimensions (WxDxH)Differs277 x 160 x 120 mm291 x 103 x 101 mm
Center speaker weightKnown for one2 kg
Satellite speaker dimensions (WxDxH)Differs204 x 255 x 331 mm115 x 88 x 176 mm
Satellite speaker weightKnown for one2.8 kg
Subwoofer dimensions (W x D x H)Differs261 x 409 x 331 mm262 x 287 x 264 mm
Subwoofer weightKnown for one6.5 kg
Packaging contentidentical
Remote control includedYesYes
Other featuresidentical
Audio amplifierKnown for oneYes
Audio dynamic range CDKnown for one80 dB
Image formats supportedKnown for oneJPG
Parental controlKnown for oneYes
4K Ultra HD upscalingKnown for oneYes
ImpedanceKnown for one6 Ω
Technical detailsidentical
Product colourBlackBlack
KaraokeKnown for oneYes
USB direct playbackKnown for oneYes
Playback modesKnown for oneRandom, Repeat
SlideshowKnown for oneYes
Power source typeKnown for oneAC
Poweridentical
Power consumption (standby)Known for one0.3 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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