Product comparison · 2 home cinema systems

LG LHB675 home cinema system 4.2 channels vs Yamaha YHT-2940 home cinema system 5.1 channels 3D Black

30specifications compared
14differ
16identical
36known for one product only

Key differences

The Yamaha YHT-2940 home cinema system 5.1 channels 3D Black has 0.9 channels more audio output channels than the LG LHB675 home cinema system 4.2 channels (5.1 channels vs 4.2 channels). The LG LHB675 home cinema system 4.2 channels has 638 W more front speakers RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (668 W vs 30 W). The LG LHB675 home cinema system 4.2 channels has 304 W more subwoofer RMS power than the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black (334 W vs 30 W). Only the LG LHB675 home cinema system 4.2 channels has Ethernet LAN. Optical disc player type: Blu-Ray player on the LG LHB675 home cinema system 4.2 channels, Not included on the Yamaha YHT-2940 home cinema system 5.1 channels 3D Black.

Optical disc player type
- LHB675 home cinema system 4.2 channels:Blu-Ray player
- YHT-2940 home cinema system 5.1 channels 3D Black:Not included
Audio output channels
- LHB675 home cinema system 4.2 channels:4.2 channels
- YHT-2940 home cinema system 5.1 channels 3D Black:5.1 channels
Supported radio bands
- LHB675 home cinema system 4.2 channels:FM
- YHT-2940 home cinema system 5.1 channels 3D Black:AM, FM
Front speakers RMS power
- LHB675 home cinema system 4.2 channels:668 W
- YHT-2940 home cinema system 5.1 channels 3D Black:30 W
Subwoofer RMS power
- LHB675 home cinema system 4.2 channels:334 W
- YHT-2940 home cinema system 5.1 channels 3D Black:30 W
Ethernet LAN
- LHB675 home cinema system 4.2 channels:Yes
- YHT-2940 home cinema system 5.1 channels 3D Black:No
HDMI in
- LHB675 home cinema system 4.2 channels:0
- YHT-2940 home cinema system 5.1 channels 3D Black:4
Digital audio coaxial in
- LHB675 home cinema system 4.2 channels:0
- YHT-2940 home cinema system 5.1 channels 3D Black:2

Side by side

Differences highlightedShow differences only

Comparison of LHB675, YHT-2940
66 specifications	A LG LHB675 home cinema system 4.2 channels Model LHB675 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 typeDiffers	Blu-Ray player	Not included
Disc types supportedDiffers	BD, BD-R, BD-RE, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	No
Videoidentical
3D	Yes	Yes
Video formats supportedKnown for one	AVC, AVCHD, FLV, MKV, MOV, MP4, MPEG2, MPEG4, VOB, WMV, XVID	Unknown — not stated by the source
Full HD	Yes	Yes
Video upscaling	Yes	Yes
Audio2 differ
Audio output channelsDiffers	4.2 channels	5.1 channels
RMS rated powerKnown for one	1000 W	Unknown — not stated by the source
Audio decodersDiffers	DTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHD	DTS-HD Master Audio, Dolby Digital Plus, Dolby TrueHD
Audio Return Channel (ARC)	Yes	Yes
Audio D/A Converter (DAC)Known for one	Unknown — not stated by the source	24-bit/192kHz
Radio1 differ
FM radio	Yes	Yes
Supported radio bandsDiffers	FM	AM, FM
FM band rangeKnown for one	87.5 - 108 MHz	Unknown — not stated by the source
Front speakers1 differ
Front speaker typeKnown for one	1-way	Unknown — not stated by the source
Front speakers RMS powerDiffers	668 W	30 W
Front speaker peak powerKnown for one	Unknown — not stated by the source	100 W
Subwoofer1 differ
Subwoofer RMS powerDiffers	334 W	30 W
Subwoofer typeKnown for one	Unknown — not stated by the source	Active subwoofer
Subwoofer peak powerKnown for one	Unknown — not stated by the source	100 W
Network1 differ
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ethernet LANDiffers	Yes	No
Ports & interfaces2 differ
HDMI inDiffers	0	4
Number of HDMI outputs	1	1
SCART ports quantity	0	0
USB ports quantity	1	1
USB version	2.0	2.0
Component video (YPbPr/YCbCr) outKnown for one	0	Unknown — not stated by the source
S-Video outputs quantityKnown for one	0	Unknown — not stated by the source
AUX in	Yes	Yes
Digital audio coaxial inDiffers	0	2
Digital audio coaxial out	0	0
Digital audio optical in	1	1
Digital audio optical out	0	0
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
FM antennaKnown for one	Yes	Unknown — not stated by the source
Composite video inKnown for one	Unknown — not stated by the source	3
Composite video outKnown for one	Unknown — not stated by the source	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
Power1 differ
Power consumption (typical)Known for one	135 W	Unknown — not stated by the source
Power consumption (standby)Differs	0.5 W	0.3 W
Weight & dimensions3 differ
Main unit dimensions (WxDxH)Differs	360 x 299 x 61 mm	435 x 315 x 151 mm
Main unit weightDiffers	2.7 kg	7.4 kg
Front speaker dimensions (WxDxH)Differs	235 x 310 x 998 mm	115 x 88 x 176 mm
Center speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	291 x 103 x 101 mm
Satellite speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	115 x 88 x 176 mm
Subwoofer dimensions (W x D x H)Known for one	Unknown — not stated by the source	262 x 287 x 264 mm
Packaging contentidentical
Batteries includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Remote control included	Yes	Yes
Certificatesidentical
Consumer Electronics Control (CEC)Known for one	SimpLink	Unknown — not stated by the source
Other featuresidentical
Image formats supportedKnown for one	GIF, JPG, PNG	Unknown — not stated by the source
Network streaming services supportedKnown for one	Netflix, YouTube	Unknown — not stated by the source
Smartphone/tablet remote supportKnown for one	Yes	Unknown — not stated by the source
4K Ultra HD upscalingKnown for one	Unknown — not stated by the source	Yes
ImpedanceKnown for one	Unknown — not stated by the source	6 Ω
Technical detailsidentical
Product colour	Black	Black
USB direct playbackKnown for one	Yes	Unknown — not stated by the source
Digital Living Network Alliance (DLNA) certifiedKnown for one	Yes	Unknown — not stated by the source
Power source typeKnown for one	Unknown — not stated by the source	AC
Center speakeridentical
Center speaker RMS powerKnown for one	Unknown — not stated by the source	30 W
Center speaker peak powerKnown for one	Unknown — not stated by the source	100 W
Satellite speakersidentical
Satellite speakers RMS powerKnown for one	Unknown — not stated by the source	30 W
Satellite speaker peak powerKnown for one	Unknown — not stated by the source	100 W
Displayidentical
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes

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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