Product comparison · 2 soundbar speakers

LG SJ4 soundbar speaker Black 2.1 channels vs LG SJ4R soundbar speaker Black 4.1 channels

50specifications compared
5differ
45identical
10known for one product only

Key differences

Audio output channels
- SJ4 soundbar speaker Black 2.1 channels:2.1 channels
- SJ4R soundbar speaker Black 4.1 channels:4.1 channels
RMS rated power
- SJ4 soundbar speaker Black 2.1 channels:300 W
- SJ4R soundbar speaker Black 4.1 channels:420 W
Audio Return Channel (ARC)
- SJ4 soundbar speaker Black 2.1 channels:Yes
- SJ4R soundbar speaker Black 4.1 channels:No
Soundbar speaker RMS power
- SJ4 soundbar speaker Black 2.1 channels:120 W
- SJ4R soundbar speaker Black 4.1 channels:240 W

Side by side

Differences highlightedShow differences only

Comparison of SJ4, SJ4R
60 specifications	A LG SJ4 soundbar speaker Black 2.1 channels Model SJ4 View product	B LG SJ4R soundbar speaker Black 4.1 channels Model SJ4R View product
Audio3 differ
Audio output channelsDiffers	2.1 channels	4.1 channels
RMS rated powerDiffers	300 W	420 W
Audio decoders	DTS Digital Surround, Dolby Digital	DTS Digital Surround, Dolby Digital
Audio Return Channel (ARC)Differs	Yes	No
Soundbar speaker1 differ
Soundbar speaker RMS powerDiffers	120 W	240 W
ImpedanceKnown for one	4 Ω	Unknown — not stated by the source
Signal-to-Noise Ratio (SNR)Known for one	82 dB	Unknown — not stated by the source
Number of tweeter drivers	2	2
Tweeter impedanceKnown for one	4 Ω	Unknown — not stated by the source
Tweeter diameterKnown for one	2 cm	Unknown — not stated by the source
Subwooferidentical
Subwoofer included	Yes	Yes
Subwoofer type	Active subwoofer	Active subwoofer
Subwoofer RMS power	180 W	180 W
Subwoofer impedanceKnown for one	3 Ω	Unknown — not stated by the source
Subwoofer sensitivityKnown for one	85 dB	Unknown — not stated by the source
Bass reflex	Yes	Yes
Features1 differ
Product colour	Black	Black
FM radio	No	No
Audio formats supportedDiffers	FLAC, LPCM, MP3, OGG, WAV, WMA	FLAC, LPCM, MP3, OGG, WAV
Consumer Electronics Control (CEC)	SimpLink	SimpLink
Night modeKnown for one	Yes	Unknown — not stated by the source
Wall mountable	Yes	Yes
TV stand usage	No	No
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
Connectivity technology	Wired & Wireless	Wired & Wireless
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
HDMI ports quantity	1	1
HDMI version	1.4	1.4
USB 2.0 ports quantity	1	1
Digital audio coaxial in	0	0
Digital audio optical in	1	1
Headphone outputs	1	1
DC-in jack	Yes	Yes
Poweridentical
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Subwoofer power consumptionKnown for one	33 W	Unknown — not stated by the source
Power consumption (typical)	22 W	22 W
Power consumption (standby)	0.5 W	0.5 W
Weight & dimensionsidentical
Width	890 mm	890 mm
Depth	85 mm	85 mm
Height	55 mm	55 mm
Soundbar weight	2.4 kg	2.4 kg
Subwoofer width	17.1 cm	17.1 cm
Subwoofer depth	25.2 cm	25.2 cm
Subwoofer height	32 cm	32 cm
Subwoofer weight	4.2 kg	4.2 kg
Packaging contentidentical
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Remote control included	Yes	Yes
Batteries included	Yes	Yes
Quick start guide	Yes	Yes
Warranty card	Yes	Yes
Packaging dataidentical
Package width	946 mm	946 mm
Package depth	373 mm	373 mm
Package height	223 mm	223 mm
Package weight	8.8 kg	8.8 kg
Other featuresidentical
Subwoofer driver diameter (imperial)	15.2 cm (6")	15.2 cm (6")
Manual	Yes	Yes
Apple docking compatibility	Not supported	Not supported
Docking connector type	Not supported	Not supported

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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