Product comparison · 2 home cinema systems

LG ARX8 home cinema system 4.2 channels vs LG LHB645N home cinema system 5.1 channels

23specifications compared
15differ
8identical
35known for one product only

Key differences

The LG LHB645N home cinema system 5.1 channels has 0.9 channels more audio output channels than the LG ARX8 home cinema system 4.2 channels (5.1 channels vs 4.2 channels). The LG ARX8 home cinema system 4.2 channels has 600 W more RMS rated power than the LG LHB645N home cinema system 5.1 channels (1600 W vs 1000 W). The LG ARX8 home cinema system 4.2 channels has 186 W more front speakers RMS power than the LG LHB645N home cinema system 5.1 channels (520 W vs 334 W). Only the LG LHB645N home cinema system 5.1 channels has 3D. Only the LG ARX8 home cinema system 4.2 channels has wireless satellite speakers.

Optical disc player type
- ARX8 home cinema system 4.2 channels:Not included
- LHB645N home cinema system 5.1 channels:Blu-Ray player
3D
- ARX8 home cinema system 4.2 channels:No
- LHB645N home cinema system 5.1 channels:Yes
Audio output channels
- ARX8 home cinema system 4.2 channels:4.2 channels
- LHB645N home cinema system 5.1 channels:5.1 channels
RMS rated power
- ARX8 home cinema system 4.2 channels:1600 W
- LHB645N home cinema system 5.1 channels:1000 W
Front speakers RMS power
- ARX8 home cinema system 4.2 channels:520 W
- LHB645N home cinema system 5.1 channels:334 W
Satellite speakers RMS power
- ARX8 home cinema system 4.2 channels:520 W
- LHB645N home cinema system 5.1 channels:334 W
Wireless satellite speakers
- ARX8 home cinema system 4.2 channels:Yes
- LHB645N home cinema system 5.1 channels:No
Subwoofer RMS power
- ARX8 home cinema system 4.2 channels:560 W
- LHB645N home cinema system 5.1 channels:167 W

Side by side

Differences highlightedShow differences only

Comparison of ARX8, LHB645N
58 specifications	A LG ARX8 home cinema system 4.2 channels Model ARX8 View product	B LG LHB645N home cinema system 5.1 channels Model LHB645N View product
Optical drive2 differ
Optical disc player typeDiffers	Not included	Blu-Ray player
Disc types supportedDiffers	No	BD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Video1 differ
3DDiffers	No	Yes
Video formats supportedKnown for one	Unknown — not stated by the source	3GP, AVC, AVCHD, FLV, H.264, M4V, MKV, MOV, MP4, MPEG1, MPEG2, MPEG4, VC-1, VOB, WMV
Audio2 differ
Audio output channelsDiffers	4.2 channels	5.1 channels
RMS rated powerDiffers	1600 W	1000 W
Audio decodersKnown for one	Unknown — not stated by the source	DTS-HD Master Audio, Dolby Digital, Dolby Digital Plus, Dolby TrueHD
Audio Return Channel (ARC)Known for one	Unknown — not stated by the source	Yes
Radioidentical
FM radio	Yes	Yes
Front speakers1 differ
Front speakers RMS powerDiffers	520 W	334 W
Center speakeridentical
Center speaker RMS powerKnown for one	Unknown — not stated by the source	167 W
Satellite speakers2 differ
Satellite speakers RMS powerDiffers	520 W	334 W
Number of satellite speakersKnown for one	Unknown — not stated by the source	2
Wireless satellite speakersDiffers	Yes	No
Subwoofer2 differ
Subwoofer typeKnown for one	Unknown — not stated by the source	Passive subwoofer
Subwoofer RMS powerDiffers	560 W	167 W
Wireless subwooferDiffers	Yes	No
Network2 differ
BluetoothDiffers	Yes	No
Ethernet LANDiffers	No	Yes
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	No
Wi-Fi	No	No
Ports & interfaces1 differ
Number of HDMI outputsDiffers	3	1
USB ports quantity	1	1
USB version	2.0	2.0
Digital audio optical inKnown for one	Unknown — not stated by the source	1
FM antenna	Yes	Yes
HDMI versionKnown for one	Unknown — not stated by the source	1.4
HDMI inKnown for one	3	Unknown — not stated by the source
SCART ports quantityKnown for one	0	Unknown — not stated by the source
Component video (YPbPr/YCbCr) outKnown for one	0	Unknown — not stated by the source
Composite video inKnown for one	1	Unknown — not stated by the source
Composite video outKnown for one	1	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	120 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Weight & dimensions2 differ
Main unit dimensions (WxDxH)Differs	430 x 368 x 146.5 mm	360 x 299 x 61 mm
Main unit weightKnown for one	Unknown — not stated by the source	2.7 kg
Center speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	220 x 104 x 99 mm
Subwoofer dimensions (W x D x H)Differs	300 x 334 x 680 mm	172 x 391 x 261 mm
Front speaker dimensions (WxDxH)Known for one	274 x 277 x 941 mm	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	742 mm
Package depthKnown for one	Unknown — not stated by the source	368 mm
Package heightKnown for one	Unknown — not stated by the source	458 mm
Packaging contentidentical
Batteries included	Yes	Yes
Remote control included	Yes	Yes
Cables includedKnown for one	HDMI	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Deep colour supportKnown for one	Unknown — not stated by the source	Yes
MiracastKnown for one	Unknown — not stated by the source	No
Package weightKnown for one	Unknown — not stated by the source	18200 kg
Smartphone/tablet remote supportKnown for one	Unknown — not stated by the source	Yes
x.v.Color supportKnown for one	Unknown — not stated by the source	Yes
Apple dockingKnown for one	No	Unknown — not stated by the source
Technical detailsidentical
Product colour	Black	Black
Digital Living Network Alliance (DLNA) certifiedKnown for one	Unknown — not stated by the source	Yes
Sleep modeKnown for one	Unknown — not stated by the source	Yes
KaraokeKnown for one	No	Unknown — not stated by the source
USB direct playbackKnown for one	Yes	Unknown — not stated by the source

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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