Product comparison · 2 home audio systems

LG CM2531 home audio system vs LG CM7420 home audio system Home audio mini system

10specifications compared
4differ
6identical
25known for one product only

Key differences

Product colour
- CM2531 home audio system:White
- CM7420 home audio system Home audio mini system:Black
RMS rated power
- CM2531 home audio system:20 W
- CM7420 home audio system Home audio mini system:650 W
Audio formats supported
- CM2531 home audio system:MP3, WMA
- CM7420 home audio system Home audio mini system:MP3
Apple docking compatibility
- CM2531 home audio system:iPad, iPhone
- CM7420 home audio system Home audio mini system:Not supported

Side by side

Differences highlightedShow differences only

Comparison of CM2531, CM7420
35 specifications	A LG CM2531 home audio system Model CM2531 View product	B LG CM7420 home audio system Home audio mini system Model CM7420 View product
Design1 differ
Product colourDiffers	White	Black
TypeKnown for one	Unknown — not stated by the source	Home audio mini system
Multimedia1 differ
RMS rated powerDiffers	20 W	650 W
Speaker typeKnown for one	Unknown — not stated by the source	4-way
Number of speakersKnown for one	Unknown — not stated by the source	2
Peak Music Power Output (PMPO)Known for one	Unknown — not stated by the source	7200 W
Subwoofer includedKnown for one	Unknown — not stated by the source	Yes
Subwoofer typeKnown for one	Unknown — not stated by the source	Passive subwoofer
Radioidentical
Supported radio bandsKnown for one	FM	Unknown — not stated by the source
Radio Data System (RDS)Known for one	Yes	Unknown — not stated by the source
RDS featuresKnown for one	CT, PS, PTY, RT	Unknown — not stated by the source
Preset stations quantityKnown for one	50	Unknown — not stated by the source
Networkidentical
Wi-FiKnown for one	No	Unknown — not stated by the source
Ports & interfacesidentical
USB portKnown for one	Yes	Unknown — not stated by the source
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
AUX inKnown for one	Unknown — not stated by the source	Yes
Performance1 differ
Card reader integratedKnown for one	No	Unknown — not stated by the source
Audio formats supportedDiffers	MP3, WMA	MP3
USB direct playbackKnown for one	Unknown — not stated by the source	Yes
Ergonomicsidentical
Alarm functionKnown for one	Yes	Unknown — not stated by the source
Remotely operatedKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Remote control includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Apple docking compatibilityDiffers	iPad, iPhone	Not supported
AntennaKnown for one	Yes	Unknown — not stated by the source
FM radioKnown for one	Yes	Unknown — not stated by the source
Headphone outKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power sourceKnown for one	Unknown — not stated by the source	AC

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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