Product comparison · 2 home cinema systems

LG HX721 home cinema system 2.1 channels vs LG HX751 home cinema system 5.1 channels

22specifications compared
3differ
19identical
4known for one product only

Key differences

Audio output channels
- HX721 home cinema system 2.1 channels:2.1 channels
- HX751 home cinema system 5.1 channels:5.1 channels
RMS rated power
- HX721 home cinema system 2.1 channels:560 W
- HX751 home cinema system 5.1 channels:1100 W

Side by side

Differences highlightedShow differences only

Comparison of HX721, HX751
26 specifications	A LG HX721 home cinema system 2.1 channels Model HX721 View product	B LG HX751 home cinema system 5.1 channels Model HX751 View product
Optical driveidentical
Optical disc player type	Blu-Ray	Blu-Ray
Disc types supported	BD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW	BD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Videoidentical
Video formats supported	DivX, MKV, MPEG2	DivX, MKV, MPEG2
Audio2 differ
Audio output channelsDiffers	2.1 channels	5.1 channels
RMS rated powerDiffers	560 W	1100 W
Radioidentical
FM radio	Yes	Yes
Radio Data System (RDS)	Yes	Yes
Preset stations quantity	50	50
Satellite speakersidentical
Satellite speakers RMS power	180 W	180 W
Subwooferidentical
Subwoofer RMS power	200 W	200 W
Networkidentical
Wi-Fi	Yes	Yes
Ports & interfacesidentical
HDMI ports quantity	3	3
USB ports quantity	1	1
USB version	2.0	2.0
Component video (YPbPr/YCbCr) out	1	1
Composite video outKnown for one	1	Unknown — not stated by the source
Audio (L/R) in	1	1
Digital audio optical inKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Weight & dimensionsidentical
Subwoofer dimensions (W x D x H)	215 x 397 x 373 mm	215 x 397 x 373 mm
Center speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	410 x 53 x 80 mm
Other features1 differ
Audio systemDiffers	Dolby digital, Dolby TrueHD, DTS, Dolby Prologic II	Dolby digital, Dolby Digital Plus, Dolby TrueHD, DTS, Dolby Prologic II
Dimensions (WxDxH)	439 x 284 x 61 mm	439 x 284 x 61 mm
Surround speaker dimensions (WxHxD)	115 x 290 x 122 mm	115 x 290 x 122 mm
Technical detailsidentical
Product colour	Black	Black
Center speakeridentical
Center speaker RMS powerKnown for one	Unknown — not stated by the source	180 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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