Product comparison · 2 soundbar speakers

LG NB2540 soundbar speaker Black 2.1 channels vs LG NB4540 soundbar speaker Grey 4.1 channels

18specifications compared
10differ
8identical
15known for one product only

Key differences

Audio output channels
- NB2540 soundbar speaker Black 2.1 channels:2.1 channels
- NB4540 soundbar speaker Grey 4.1 channels:4.1 channels
RMS rated power
- NB2540 soundbar speaker Black 2.1 channels:120 W
- NB4540 soundbar speaker Grey 4.1 channels:320 W
Audio decoders
- NB2540 soundbar speaker Black 2.1 channels:Dolby Digital, DTS
- NB4540 soundbar speaker Grey 4.1 channels:Dolby Digital, DTS 2.0
Soundbar speaker RMS power
- NB2540 soundbar speaker Black 2.1 channels:25 W
- NB4540 soundbar speaker Grey 4.1 channels:40 W
Subwoofer RMS power
- NB2540 soundbar speaker Black 2.1 channels:70 W
- NB4540 soundbar speaker Grey 4.1 channels:160 W
Product colour
- NB2540 soundbar speaker Black 2.1 channels:Black
- NB4540 soundbar speaker Grey 4.1 channels:Grey
Audio formats supported
- NB2540 soundbar speaker Black 2.1 channels:LPCM
- NB4540 soundbar speaker Grey 4.1 channels:FLAC, LPCM, MP3, OGG, WAV
Power consumption (typical)
- NB2540 soundbar speaker Black 2.1 channels:21 W
- NB4540 soundbar speaker Grey 4.1 channels:30 W

Side by side

Differences highlightedShow differences only

Comparison of NB2540, NB4540
33 specifications	A LG NB2540 soundbar speaker Black 2.1 channels Model NB2540 View product	B LG NB4540 soundbar speaker Grey 4.1 channels Model NB4540 View product
Audio3 differ
Audio output channelsDiffers	2.1 channels	4.1 channels
RMS rated powerDiffers	120 W	320 W
Audio decodersDiffers	Dolby Digital, DTS	Dolby Digital, DTS 2.0
Audio Return Channel (ARC)Known for one	Unknown — not stated by the source	Yes
Soundbar speaker1 differ
Soundbar speaker RMS powerDiffers	25 W	40 W
Subwoofer1 differ
Subwoofer connectivityKnown for one	Unknown — not stated by the source	Wireless
Subwoofer RMS powerDiffers	70 W	160 W
Features2 differ
Product colourDiffers	Black	Grey
FM radioKnown for one	Unknown — not stated by the source	No
Audio formats supportedDiffers	LPCM	FLAC, LPCM, MP3, OGG, WAV
Wall mountableKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
HDMI ports quantityKnown for one	Unknown — not stated by the source	2
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	21 W	30 W
Weight & dimensionsidentical
Soundbar weightKnown for one	Unknown — not stated by the source	1.55 kg
Subwoofer weightKnown for one	Unknown — not stated by the source	7.32 kg
Packaging contentidentical
Receiver includedKnown for one	Unknown — not stated by the source	No
Other features2 differ
Soundbar dimensions (W x D x H)Differs	880 x 62.5 x 90 mm	840 x 82 x 35 mm
Subwoofer dimensions (W x D x H)Differs	155 x 300 x 295 mm	221 x 281 x 351.5 mm
Apple docking compatibilityKnown for one	Unknown — not stated by the source	Not supported
Docking connector typeKnown for one	Unknown — not stated by the source	Not supported
Package dimensions (WxDxH)Known for one	945 x 488 x 231 mm	Unknown — not stated by the source
Packaging dataidentical
Package weightKnown for one	7.26 kg	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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