Product comparison · 2 home cinema systems

LG HX921 home cinema system 2.1 channels vs LG HX976TZW home cinema system 5.1 channels

54specifications compared
9differ
45identical
27known for one product only

Key differences

Audio output channels
- HX921 home cinema system 2.1 channels:2.1 channels
- HX976TZW home cinema system 5.1 channels:5.1 channels
RMS rated power
- HX921 home cinema system 2.1 channels:560 W
- HX976TZW home cinema system 5.1 channels:1100 W
Audio formats supported
- HX921 home cinema system 2.1 channels:AAC, MP3, WAV, WMA
- HX976TZW home cinema system 5.1 channels:AAC, MP3, WMA
Front speaker dimensions (WxDxH)
- HX921 home cinema system 2.1 channels:290 x 122 x 115 mm
- HX976TZW home cinema system 5.1 channels:1250 x 256 x 256 mm
Front speaker weight
- HX921 home cinema system 2.1 channels:1 kg
- HX976TZW home cinema system 5.1 channels:3.5 kg
Receiver dimensions (WxDxH)
- HX921 home cinema system 2.1 channels:211 x 72.5 x 495 mm
- HX976TZW home cinema system 5.1 channels:213 x 180 x 64 mm
ID3 Tag display
- HX921 home cinema system 2.1 channels:No
- HX976TZW home cinema system 5.1 channels:Yes

Side by side

Differences highlightedShow differences only

Comparison of HX921, HX976TZW
81 specifications	A LG HX921 home cinema system 2.1 channels Model HX921 View product	B LG HX976TZW home cinema system 5.1 channels Model HX976TZW View product
Optical drive1 differ
Optical disc player type	Blu-Ray	Blu-Ray
Disc types supportedDiffers	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-ROM, DVD-RW
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Videoidentical
3D	Yes	Yes
Video formats supportedKnown for one	Unknown — not stated by the source	AVCHD, DIVX, DIVX HD, M4V, MKV, MPEG2, MPEG4
Analog signal format system	NTSC, PAL	NTSC, PAL
Audio3 differ
Audio output channelsDiffers	2.1 channels	5.1 channels
RMS rated powerDiffers	560 W	1100 W
Audio decodersKnown for one	Unknown — not stated by the source	Dolby Digital, Dolby Digital Plus, Dolby Pro Logic II, Dolby TrueHD
Audio formats supportedDiffers	AAC, MP3, WAV, WMA	AAC, MP3, WMA
Total Harmonic Distortion (THD)Known for one	Unknown — not stated by the source	10%
EqualizerKnown for one	Unknown — not stated by the source	Yes
MP3 bit rates	32 - 320 Kbit/s	32 - 320 Kbit/s
WMA bit rates	20 - 320 Kbit/s	20 - 320 Kbit/s
Radioidentical
FM radio	Yes	Yes
Supported radio bandsKnown for one	Unknown — not stated by the source	FM
Radio Data System (RDS)	Yes	Yes
FM band rangeKnown for one	Unknown — not stated by the source	87.5 - 108 MHz
Preset stations quantity	50	50
Center speakeridentical
Center speaker impedanceKnown for one	Unknown — not stated by the source	4 Ω
Satellite speakersidentical
Satellite speakers RMS power	360 W	360 W
Satellite speaker impedance	4 Ω	4 Ω
Subwooferidentical
Subwoofer typeKnown for one	Unknown — not stated by the source	Active subwoofer
Subwoofer RMS power	200 W	200 W
Wireless subwooferKnown for one	Unknown — not stated by the source	No
Subwoofer impedance	3 Ω	3 Ω
Networkidentical
Bluetooth	No	No
Wi-Fi	Yes	Yes
Ports & interfacesidentical
HDMI ports quantity	3	3
HDMI inKnown for one	Unknown — not stated by the source	2
Number of HDMI outputsKnown for one	Unknown — not stated by the source	1
SCART ports quantity	0	0
USB ports quantity	1	1
USB version	2.0	2.0
Component video (YPbPr/YCbCr) in	0	0
Component video (YPbPr/YCbCr) outKnown for one	Unknown — not stated by the source	0
Composite video out	1	1
S-Video inputs quantity	0	0
S-Video outputs quantity	0	0
Audio (L/R) in	1	1
Digital audio coaxial in	0	0
Digital audio optical in	1	1
Digital audio optical outKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
FM antennaKnown for one	Unknown — not stated by the source	Yes
Headphone outputs	0	0
MW antennaKnown for one	Unknown — not stated by the source	No
Microphone inKnown for one	No	Unknown — not stated by the source
Weight & dimensions3 differ
Front speaker dimensions (WxDxH)Differs	290 x 122 x 115 mm	1250 x 256 x 256 mm
Front speaker weightDiffers	1 kg	3.5 kg
Center speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	80 x 53 x 410 mm
Center speaker weightKnown for one	Unknown — not stated by the source	800 g
Subwoofer dimensions (W x D x H)	397 x 373 x 215 mm	397 x 373 x 215 mm
Subwoofer weight	9 kg	9 kg
Receiver dimensions (WxDxH)Differs	211 x 72.5 x 495 mm	213 x 180 x 64 mm
Rear speaker weightKnown for one	Unknown — not stated by the source	3.5 kg
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Remote control included	Yes	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
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
Audio dynamic range DVD	80 dB	80 dB
Audio systemDiffers	Dolby digital / HD-Audio	Dolby digital / Dolby digital plus / Dolby TrueHD
Depth	72.5 mm	72.5 mm
Game mode	Yes	Yes
HDMI	Yes	Yes
Height	211 mm	211 mm
ID3 Tag displayDiffers	No	Yes
Image formats supported	JPG, PNG	JPG, PNG
LED indicators	Yes	Yes
RS-232 ports	0	0
Speakers	2 x 180W	2 x 180W
Wall mountable	Yes	Yes
Weight	4.1 kg	4.1 kg
Width	495 mm	495 mm
Technical detailsidentical
USB direct playback	Yes	Yes
Frequency range	20 - 18000 Hz	20 - 18000 Hz
SlideshowKnown for one	Unknown — not stated by the source	Yes
Set weight (with stand)	4.7 kg	4.7 kg
Product colourKnown for one	Grey	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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