Product comparison · 2 speaker sets

NEC SP-654QSM speaker set vs NGS COMET 2.1

7specifications compared
6differ
1identical
26known for one product only

Key differences

The NEC SP-654QSM speaker set has 89 W more RMS rated power than the NGS COMET 2.1 (100 W vs 11 W). The NEC SP-654QSM speaker set has 37 W more satellite speakers RMS power than the NGS COMET 2.1 (40 W vs 3 W). The NEC SP-654QSM speaker set has 52.1 dB more satellite speaker sensitivity than the NGS COMET 2.1 (82.1 dB vs 30 dB). Recommended usage: Home theatre on the NEC SP-654QSM speaker set, Universal on the NGS COMET 2.1. Product colour: Black on the NEC SP-654QSM speaker set, Black, White on the NGS COMET 2.1.

RMS rated power
- SP-654QSM speaker set:100 W
- COMET 2.1:11 W
Recommended usage
- SP-654QSM speaker set:Home theatre
- COMET 2.1:Universal
Product colour
- SP-654QSM speaker set:Black
- COMET 2.1:Black, White
Satellite speakers RMS power
- SP-654QSM speaker set:40 W
- COMET 2.1:3 W
Satellite speaker frequency range
- SP-654QSM speaker set:70 - 15000 Hz
- COMET 2.1:150 - 20000 Hz
Satellite speaker sensitivity
- SP-654QSM speaker set:82.1 dB
- COMET 2.1:30 dB

Side by side

Differences highlightedShow differences only

Comparison of SP-654QSM, COMET 2.1
33 specifications	A NEC SP-654QSM speaker set Model SP-654QSM View product	B NGS COMET 2.1 View product
Performance3 differ
Audio output channelsKnown for one	Unknown — not stated by the source	2.1 channels
RMS rated powerDiffers	100 W	11 W
Peak Music Power Output (PMPO)Known for one	Unknown — not stated by the source	20 W
Recommended usageDiffers	Home theatre	Universal
Product colourDiffers	Black	Black, White
Power cable lengthKnown for one	Unknown — not stated by the source	1.2 m
Volume controlKnown for one	Unknown — not stated by the source	Rotary
On/off switchKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	CE
Satellite speakers3 differ
Satellite speaker typeKnown for one	Unknown — not stated by the source	2-way
Number of satellite speakers	2	2
Satellite speakers RMS powerDiffers	40 W	3 W
Satellite speaker frequency rangeDiffers	70 - 15000 Hz	150 - 20000 Hz
Satellite speaker sensitivityDiffers	82.1 dB	30 dB
Satellite speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	84 x 57 x 64 mm
Satellite speaker weightKnown for one	Unknown — not stated by the source	123 g
Satellite speaker peak powerKnown for one	100 W	Unknown — not stated by the source
Satellite speaker impedanceKnown for one	8 Ω	Unknown — not stated by the source
Subwooferidentical
Subwoofer typeKnown for one	Unknown — not stated by the source	Active subwoofer
Subwoofer RMS powerKnown for one	Unknown — not stated by the source	5 W
Subwoofer dimensions (W x D x H)Known for one	Unknown — not stated by the source	128 x 100 x 107 mm
Subwoofer weightKnown for one	Unknown — not stated by the source	275 g
Poweridentical
AC input voltageKnown for one	Unknown — not stated by the source	5 V
Power sourceKnown for one	Unknown — not stated by the source	DC/USB
Ports & interfacesidentical
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	DC
Technical detailsidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	135 mm
Package depthKnown for one	Unknown — not stated by the source	115 mm
Package heightKnown for one	Unknown — not stated by the source	175 mm
Package typeKnown for one	Unknown — not stated by the source	Box
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85182200	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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