Product comparison · 2 home cinema systems

LG LHD457.AEUSLLK home cinema system 5.1 channels Black vs Yamaha YHT-1840 home cinema system 5.1 channels

28specifications compared
19differ
9identical
55known for one product only

Key differences

The Yamaha YHT-1840 home cinema system 5.1 channels has 2 dB more front speaker sensitivity than the LG LHD457.AEUSLLK home cinema system 5.1 channels Black (83 dB vs 81 dB). The Yamaha YHT-1840 home cinema system 5.1 channels has 3 Ω more front speaker impedance than the LG LHD457.AEUSLLK home cinema system 5.1 channels Black (6 Ω vs 3 Ω). The Yamaha YHT-1840 home cinema system 5.1 channels has 4 more HDMI in than the LG LHD457.AEUSLLK home cinema system 5.1 channels Black (4 vs 0). Only the Yamaha YHT-1840 home cinema system 5.1 channels has 3D. Only the LG LHD457.AEUSLLK home cinema system 5.1 channels Black has Bluetooth.

Optical disc player type
- LHD457.AEUSLLK home cinema system 5.1 channels Black:DVD player
- YHT-1840 home cinema system 5.1 channels:Not included
3D
- LHD457.AEUSLLK home cinema system 5.1 channels Black:No
- YHT-1840 home cinema system 5.1 channels:Yes
Supported radio bands
- LHD457.AEUSLLK home cinema system 5.1 channels Black:FM
- YHT-1840 home cinema system 5.1 channels:AM, FM
Front speaker sensitivity
- LHD457.AEUSLLK home cinema system 5.1 channels Black:81 dB
- YHT-1840 home cinema system 5.1 channels:83 dB
Front speaker impedance
- LHD457.AEUSLLK home cinema system 5.1 channels Black:3 Ω
- YHT-1840 home cinema system 5.1 channels:6 Ω
Bluetooth
- LHD457.AEUSLLK home cinema system 5.1 channels Black:Yes
- YHT-1840 home cinema system 5.1 channels:No
Ethernet LAN
- LHD457.AEUSLLK home cinema system 5.1 channels Black:Yes
- YHT-1840 home cinema system 5.1 channels:No
HDMI in
- LHD457.AEUSLLK home cinema system 5.1 channels Black:0
- YHT-1840 home cinema system 5.1 channels:4

Side by side

Differences highlightedShow differences only

Comparison of LHD457.AEUSLLK, YHT-1840
83 specifications	A LG LHD457.AEUSLLK home cinema system 5.1 channels Black Model LHD457.AEUSLLK View product	B Yamaha YHT-1840 home cinema system 5.1 channels Model YHT-1840 View product
Optical drive2 differ
Optical disc player typeDiffers	DVD player	Not included
Disc types supportedDiffers	BD, CD, CD-DA, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	No
Number of optical discsKnown for one	1 discs	Unknown — not stated by the source
Playback disc formatsKnown for one	CD audio, CD video, MP3, SVCD, VCD, WMA	Unknown — not stated by the source
Video1 differ
3DDiffers	No	Yes
Video formats supportedKnown for one	MPEG2, XVID	Unknown — not stated by the source
Full HD	Yes	Yes
Analog signal format systemKnown for one	NTSC, PAL	Unknown — not stated by the source
Aspect ratioKnown for one	Unknown — not stated by the source	16:9
Audio1 differ
Audio output channels	5.1 channels	5.1 channels
Audio decodersDiffers	Dolby Digital	Dolby Digital, Dolby Digital Plus
Audio formats supportedKnown for one	MP3, WMA	Unknown — not stated by the source
RMS rated powerKnown for one	Unknown — not stated by the source	3.5 W
Radio1 differ
FM radio	Yes	Yes
Supported radio bandsDiffers	FM	AM, FM
Radio Data System (RDS)Known for one	No	Unknown — not stated by the source
Front speakers2 differ
Front speaker sensitivityDiffers	81 dB	83 dB
Front speaker impedanceDiffers	3 Ω	6 Ω
Front speaker tweeter diameterKnown for one	6.35 cm (2.5")	Unknown — not stated by the source
Front speaker frequency rangeKnown for one	Unknown — not stated by the source	30 - 25000 Hz
Front speaker peak powerKnown for one	Unknown — not stated by the source	100 W
Center speakeridentical
Center speaker sensitivityKnown for one	79 dB	Unknown — not stated by the source
Center speaker impedanceKnown for one	3 Ω	Unknown — not stated by the source
Center speaker tweeter diameterKnown for one	7.62 cm (3")	Unknown — not stated by the source
Center speaker peak powerKnown for one	Unknown — not stated by the source	100 W
Satellite speakersidentical
Number of satellite speakersKnown for one	2	Unknown — not stated by the source
Wireless satellite speakersKnown for one	Unknown — not stated by the source	No
Subwooferidentical
Subwoofer driver diameter (imperial)Known for one	13.3 cm (5.25")	Unknown — not stated by the source
Subwoofer impedanceKnown for one	4 Ω	Unknown — not stated by the source
Subwoofer sensitivityKnown for one	84 dB	Unknown — not stated by the source
Subwoofer typeKnown for one	Unknown — not stated by the source	Active subwoofer
Wireless subwooferKnown for one	Unknown — not stated by the source	No
Subwoofer peak powerKnown for one	Unknown — not stated by the source	100 W
Network2 differ
BluetoothDiffers	Yes	No
Ethernet LANDiffers	Yes	No
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	No
Wi-FiKnown for one	Unknown — not stated by the source	No
Wi-Fi readyKnown for one	Unknown — not stated by the source	No
Ports & interfaces7 differ
HDMI inDiffers	0	4
Number of HDMI outputsDiffers	1	4
SCART ports quantityKnown for one	0	Unknown — not stated by the source
USB ports quantityDiffers	1	0
Component video (YPbPr/YCbCr) out	0	0
Composite video outKnown for one	1	Unknown — not stated by the source
S-Video outputs quantity	0	0
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
Digital audio coaxial inDiffers	0	2
Digital audio coaxial outDiffers	0	2
Digital audio optical inDiffers	1	2
Digital audio optical outDiffers	0	1
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
FM antenna	Yes	Yes
Headphone outputsKnown for one	Unknown — not stated by the source	1
Displayidentical
Built-in displayKnown for one	Yes	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
Front speaker dimensions (WxDxH)Differs	250 x 1050 x 250 mm	112 x 116 x 176 mm
Center speaker dimensions (WxDxH)Differs	260 x 74 x 93 mm	276 x 118 x 111 mm
Satellite speaker dimensions (WxDxH)Known for one	250 x 1050 x 250 mm	Unknown — not stated by the source
Subwoofer dimensions (W x D x H)Differs	156 x 320 x 325 mm	290 x 315 x 292 mm
Front speaker weightKnown for one	Unknown — not stated by the source	590 g
Center speaker weightKnown for one	Unknown — not stated by the source	730 g
Subwoofer weightKnown for one	Unknown — not stated by the source	5.8 kg
Packaging contentidentical
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	HDMI, RCA	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Remote control included	Yes	Yes
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Built-in HDD	No	No
DisplayKnown for one	FLD	Unknown — not stated by the source
AirPlayKnown for one	Unknown — not stated by the source	No
BrowsingKnown for one	Unknown — not stated by the source	No
Start-up timeKnown for one	Unknown — not stated by the source	500 ms
SubwooferKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Product colour	Black	Black
KaraokeKnown for one	Yes	Unknown — not stated by the source
Sleep modeKnown for one	Yes	Unknown — not stated by the source
Driver unitKnown for one	Unknown — not stated by the source	16 cm
Maximum input powerKnown for one	Unknown — not stated by the source	100 W
PowerKnown for one	Unknown — not stated by the source	100 W
Power source typeKnown for one	Unknown — not stated by the source	AC
Storageidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.3 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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