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Product comparison · 2 home cinema systems

LG LHB645N home cinema system 5.1 channels vs Yamaha YHT-2940 home cinema system 5.1 channels 3D Black

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  • 25specifications compared
  • 15differ
  • 10identical
  • 44known for one product only

Key differences

The LG LHB645N home cinema system 5.1 channels has 304 W more front speakers RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (334 W vs 30 W). The LG LHB645N home cinema system 5.1 channels has 137 W more center speaker RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (167 W vs 30 W). The LG LHB645N home cinema system 5.1 channels has 304 W more satellite speakers RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (334 W vs 30 W). Only the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black has Bluetooth. Only the LG LHB645N home cinema system 5.1 channels has Ethernet LAN.

  • Optical disc player type
    • Blu-Ray player
    • Not included
  • Front speakers RMS power
    • 334 W
    • 30 W
  • Center speaker RMS power
    • 167 W
    • 30 W
  • Satellite speakers RMS power
    • 334 W
    • 30 W
  • Subwoofer type
    • Passive subwoofer
    • Active subwoofer
  • Subwoofer RMS power
    • 167 W
    • 30 W
  • Bluetooth
    • No
    • Yes
  • Ethernet LAN
    • Yes
    • No

Side by side

Differences highlightedShow differences only
69 specifications
A

LG

LHB645N home cinema system 5.1 channels

Model LHB645N

View product
B

Yamaha

YHT-2940 home cinema system 5.1 channels 3D Black

Model YHT-2940

View product
Optical drive2 differ
Optical disc player typeDiffersBlu-Ray playerNot included
Disc types supportedDiffersBD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RWNo
Videoidentical
3DYesYes
Full HDKnown for oneYes
Video upscalingKnown for oneYes
Video formats supportedKnown for one3GP, AVC, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG1, MPEG2, MPEG4, VC-1, VOB, WMV
Audio1 differ
Audio output channels5.1 channels5.1 channels
Audio decodersDiffersDTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHDDTS-HD Master Audio, Dolby Digital Plus, Dolby TrueHD
Audio D/A Converter (DAC)Known for one24-bit/192kHz
Audio Return Channel (ARC)YesYes
RMS rated powerKnown for one1000 W
Radioidentical
FM radioYesYes
Supported radio bandsKnown for oneAM, FM
Front speakers1 differ
Front speakers RMS powerDiffers334 W30 W
Front speaker peak powerKnown for one100 W
Center speaker1 differ
Center speaker RMS powerDiffers167 W30 W
Center speaker peak powerKnown for one100 W
Satellite speakers1 differ
Satellite speakers RMS powerDiffers334 W30 W
Satellite speaker peak powerKnown for one100 W
Number of satellite speakersKnown for one2
Wireless satellite speakersKnown for oneNo
Subwoofer2 differ
Subwoofer typeDiffersPassive subwooferActive subwoofer
Subwoofer RMS powerDiffers167 W30 W
Subwoofer peak powerKnown for one100 W
Wireless subwooferKnown for oneNo
Network2 differ
BluetoothDiffersNoYes
Ethernet LANDiffersYesNo
Near Field Communication (NFC)Known for oneNo
Wi-FiKnown for oneNo
Ports & interfacesidentical
HDMI inKnown for one4
Number of HDMI outputs11
SCART ports quantityKnown for one0
USB ports quantity11
USB version2.02.0
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 in11
Digital audio optical outKnown for one0
Headphone outputsKnown for one1
FM antennaKnown for oneYes
HDMI versionKnown for one1.4
Displayidentical
On Screen Display (OSD)Known for oneYes
Power1 differ
Power consumption (standby)Differs0.5 W0.3 W
Power consumption (typical)Known for one120 W
Weight & dimensions4 differ
Main unit dimensions (WxDxH)Differs360 x 299 x 61 mm435 x 315 x 151 mm
Main unit weightDiffers2.7 kg7.4 kg
Front speaker dimensions (WxDxH)Known for one115 x 88 x 176 mm
Center speaker dimensions (WxDxH)Differs220 x 104 x 99 mm291 x 103 x 101 mm
Satellite speaker dimensions (WxDxH)Known for one115 x 88 x 176 mm
Subwoofer dimensions (W x D x H)Differs172 x 391 x 261 mm262 x 287 x 264 mm
Packaging contentidentical
Remote control includedYesYes
Batteries includedKnown for oneYes
Other featuresidentical
4K Ultra HD upscalingKnown for oneYes
ImpedanceKnown for one6 Ω
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
Power source typeKnown for oneAC
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes
Sleep modeKnown for oneYes
Packaging dataidentical
Package widthKnown for one742 mm
Package depthKnown for one368 mm
Package heightKnown for one458 mm

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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