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Product comparison · 2 home cinema systems

LG LHD687 home cinema system 4.2 channels vs Yamaha YHT-4920 EU

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  • 17specifications compared
  • 12differ
  • 5identical
  • 54known for one product only

Key differences

The Yamaha YHT-4920 EU has 0.9 channels more audio output channels than the LG LHD687 home cinema system 4.2 channels (5.1 channels vs 4.2 channels). The LG LHD687 home cinema system 4.2 channels has 1,090 W more RMS rated power than the Yamaha YHT-4920 EU (1250 W vs 160 W). The LG LHD687 home cinema system 4.2 channels has 24.91% more total Harmonic Distortion (THD) than the Yamaha YHT-4920 EU (25% vs 0.09%). Only the Yamaha YHT-4920 EU has 3D. Only the Yamaha YHT-4920 EU has Ethernet LAN.

  • Optical disc player type
    • DVD player
    • Not included
  • 3D
    • No
    • Yes
  • Audio output channels
    • 4.2 channels
    • 5.1 channels
  • RMS rated power
    • 1250 W
    • 160 W
  • Total Harmonic Distortion (THD)
    • 25%
    • 0.09%
  • Supported radio bands
    • PLL
    • AM, FM
  • Ethernet LAN
    • No
    • Yes
  • Wi-Fi
    • No
    • Yes

Side by side

Differences highlightedShow differences only
71 specifications
A

LG

LHD687 home cinema system 4.2 channels

Model LHD687

View product
B

Yamaha

YHT-4920 EUView product
Optical drive2 differ
Optical disc player typeDiffersDVD playerNot included
Disc types supportedDiffersCD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RWNo
Playback disc formatsKnown for oneMP3
Storageidentical
Card reader integratedKnown for oneNo
Video1 differ
3DDiffersNoYes
Full HDKnown for oneYes
Video formats supportedKnown for oneMPEG, MPEG1, MPEG2, XVID
Video D/A Converter (DAC)Known for one12-bit/148MHz
Analog signal format systemKnown for oneNTSC, PAL
Video upscalingKnown for oneYes
Audio4 differ
Audio output channelsDiffers4.2 channels5.1 channels
RMS rated powerDiffers1250 W160 W
Audio decodersDiffersDolby DigitalDTS-HD Master Audio, Dolby TrueHD
Audio D/A Converter (DAC)Known for one24-bit/192kHz
Total Harmonic Distortion (THD)Differs25%0.09%
Audio Return Channel (ARC)Known for oneYes
Audio formats supportedKnown for oneLPCM
Radio1 differ
FM radioYesYes
Supported radio bandsDiffersPLLAM, FM
Preset stations quantityKnown for one50
Satellite speakersidentical
Wireless satellite speakersKnown for oneNo
Subwooferidentical
Wireless subwooferKnown for oneNo
Network2 differ
BluetoothYesYes
Ethernet LANDiffersNoYes
Wi-FiDiffersNoYes
Ports & interfacesidentical
HDMI inKnown for one6
Number of HDMI outputsKnown for one1
SCART ports quantityKnown for one0
USB ports quantity11
USB versionKnown for one2.0
Component video (YPbPr/YCbCr) outKnown for one0
S-Video outputs quantityKnown for one0
Digital audio coaxial inKnown for one2
Digital audio coaxial outKnown for one0
Digital audio optical in11
Digital audio optical outKnown for one0
Ethernet LAN (RJ-45) portsKnown for one1
Headphone outputsKnown for one1
HDMI ports quantityKnown for one1
Audio (L/R) inKnown for one1
Microphone inKnown for oneYes
Poweridentical
Auto power offKnown for oneYes
Power consumption (standby)Known for one0.1 W
Power consumption (typical)Known for one145 W
Weight & dimensions2 differ
Main unit dimensions (WxDxH)Differs360 x 58 x 298.5 mm435 x 327 x 161 mm
Main unit weightKnown for one8.1 kg
Front speaker dimensions (WxDxH)Differs233 x 998 x 300 mm112 x 116 x 176 mm
Front speaker weightKnown for one600 g
Center speaker dimensions (WxDxH)Known for one276 x 118 x 111 mm
Center speaker weightKnown for one800 g
Subwoofer dimensions (W x D x H)Known for one290 x 327 x 292 mm
Subwoofer weightKnown for one8 kg
Packaging contentidentical
ManualKnown for oneYes
Quick start guideKnown for oneYes
Remote control includedKnown for oneYes
Other featuresidentical
Apple docking compatibilityKnown for oneiPhone, iPod
Built-in HDDKnown for oneNo
TV tuner integratedKnown for oneNo
AirPlayKnown for oneYes
Deep colour supportKnown for oneYes
x.v.Color supportKnown for oneYes
Technical detailsidentical
Product colourBlackBlack
USB poweredKnown for oneNo
KaraokeKnown for oneYes
USB direct playbackKnown for oneYes
Equalizer modesKnown for oneBass Blast, Standart
Front speakersidentical
Front speaker sensitivityKnown for one82 dB
Front speaker impedanceKnown for one3 Ω
Front speaker woofer diameter (imperial)Known for one7.62 cm (3")
Displayidentical
Built-in displayKnown for oneYes
Display resolutionKnown for one1920 x 1080 pixels

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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