Product comparison · 2 home cinema systems

LG ARX8 home cinema system 4.2 channels vs LG LHD645-DB home cinema system 5.1 channels

24specifications compared
13differ
11identical
31known for one product only

Key differences

The LG LHD645-DB 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 LHD645-DB 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 LHD645-DB home cinema system 5.1 channels (520 W vs 334 W). Only the LG LHD645-DB home cinema system 5.1 channels has Ethernet LAN. Optical disc player type: Not included on the LG ARX8 home cinema system 4.2 channels, DVD player on the LG LHD645-DB home cinema system 5.1 channels.

Optical disc player type
- ARX8 home cinema system 4.2 channels:Not included
- LHD645-DB home cinema system 5.1 channels:DVD player
Audio output channels
- ARX8 home cinema system 4.2 channels:4.2 channels
- LHD645-DB home cinema system 5.1 channels:5.1 channels
RMS rated power
- ARX8 home cinema system 4.2 channels:1600 W
- LHD645-DB home cinema system 5.1 channels:1000 W
Front speakers RMS power
- ARX8 home cinema system 4.2 channels:520 W
- LHD645-DB home cinema system 5.1 channels:334 W
Satellite speakers RMS power
- ARX8 home cinema system 4.2 channels:520 W
- LHD645-DB home cinema system 5.1 channels:334 W
Subwoofer RMS power
- ARX8 home cinema system 4.2 channels:560 W
- LHD645-DB home cinema system 5.1 channels:167 W
Ethernet LAN
- ARX8 home cinema system 4.2 channels:No
- LHD645-DB home cinema system 5.1 channels:Yes
HDMI in
- ARX8 home cinema system 4.2 channels:3
- LHD645-DB home cinema system 5.1 channels:0

Side by side

Differences highlightedShow differences only

Comparison of ARX8, LHD645-DB
55 specifications	A LG ARX8 home cinema system 4.2 channels Model ARX8 View product	B LG LHD645-DB home cinema system 5.1 channels Model LHD645-DB View product
Optical drive2 differ
Optical disc player typeDiffers	Not included	DVD player
Disc types supportedDiffers	No	CD, CD-R, CD-RW, DVD, DVD+RW, DVD-R, DVD-RW
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Playback disc formatsKnown for one	Unknown — not stated by the source	CD audio, CD video, SVCD, VCD
Videoidentical
Video formats supportedKnown for one	Unknown — not stated by the source	MPEG2, XVID
Full HDKnown for one	Unknown — not stated by the source	Yes
Audio2 differ
Audio output channelsDiffers	4.2 channels	5.1 channels
RMS rated powerDiffers	1600 W	1000 W
Audio formats supportedKnown for one	Unknown — not stated by the source	MP3, WMA
Radioidentical
Supported radio bandsKnown for one	Unknown — not stated by the source	FM
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 speakers1 differ
Satellite speakers RMS powerDiffers	520 W	334 W
Number of satellite speakersKnown for one	Unknown — not stated by the source	2
Wireless satellite speakersKnown for one	Yes	Unknown — not stated by the source
Subwoofer1 differ
Subwoofer RMS powerDiffers	560 W	167 W
Wireless subwooferKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Ethernet LANDiffers	No	Yes
Ports & interfaces2 differ
HDMI inDiffers	3	0
Number of HDMI outputsDiffers	3	1
S-Video outputs quantityKnown for one	Unknown — not stated by the source	0
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Digital audio coaxial inKnown for one	Unknown — not stated by the source	0
Digital audio coaxial outKnown for one	Unknown — not stated by the source	0
Digital audio optical inKnown for one	Unknown — not stated by the source	1
Digital audio optical outKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Composite video inKnown for one	1	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Weight & dimensions3 differ
Main unit dimensions (WxDxH)Differs	430 x 368 x 146.5 mm	360 x 299 x 60.5 mm
Front speaker dimensions (WxDxH)Differs	274 x 277 x 941 mm	250 x 250 x 1100 mm
Center speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	260 x 74 x 93 mm
Satellite speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	88 x 81 x 122 mm
Subwoofer dimensions (W x D x H)Differs	300 x 334 x 680 mm	191 x 318 x 388.5 mm
Other featuresidentical
Apple docking compatibilityKnown for one	Unknown — not stated by the source	Not supported
Built-in HDDKnown for one	Unknown — not stated by the source	No
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Apple dockingKnown for one	No	Unknown — not stated by the source
Technical detailsidentical
KaraokeKnown for one	No	Unknown — not stated by the source
USB direct playbackKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	HDMI	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Remote control includedKnown 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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