Product comparison · 2 speaker sets

NEC SP-654QSM speaker set vs Philips SPA8140B/94 speaker set

8specifications compared
6differ
2identical
43known for one product only

Key differences

The NEC SP-654QSM speaker set has 50 W more RMS rated power than the Philips SPA8140B/94 speaker set (100 W vs 50 W). The Philips SPA8140B/94 speaker set has 2 more satellite speakers than the NEC SP-654QSM speaker set (4 vs 2). The NEC SP-654QSM speaker set has 4 Ω more satellite speaker impedance than the Philips SPA8140B/94 speaker set (8 Ω vs 4 Ω). Recommended usage: Home theatre on the NEC SP-654QSM speaker set, Universal on the Philips SPA8140B/94 speaker set. Satellite speaker frequency range: 70 - 15000 Hz on the NEC SP-654QSM speaker set, 150 - 20000 Hz on the Philips SPA8140B/94 speaker set.

RMS rated power
- SP-654QSM speaker set:100 W
- SPA8140B/94 speaker set:50 W
Recommended usage
- SP-654QSM speaker set:Home theatre
- SPA8140B/94 speaker set:Universal
Number of satellite speakers
- SP-654QSM speaker set:2
- SPA8140B/94 speaker set:4
Satellite speaker frequency range
- SP-654QSM speaker set:70 - 15000 Hz
- SPA8140B/94 speaker set:150 - 20000 Hz
Satellite speaker impedance
- SP-654QSM speaker set:8 Ω
- SPA8140B/94 speaker set:4 Ω
Satellite speaker sensitivity
- SP-654QSM speaker set:82.1 dB
- SPA8140B/94 speaker set:84 dB

Side by side

Differences highlightedShow differences only

Comparison of SP-654QSM, SPA8140B/94
51 specifications	A NEC SP-654QSM speaker set Model SP-654QSM View product	B Philips SPA8140B/94 speaker set Model SPA8140B/94 View product
Performance2 differ
Audio output channelsKnown for one	Unknown — not stated by the source	4.1 channels
RMS rated powerDiffers	100 W	50 W
Recommended usageDiffers	Home theatre	Universal
Product colour	Black	Black
Power cable lengthKnown for one	Unknown — not stated by the source	1.3 m
Supported radio bandsKnown for one	Unknown — not stated by the source	FM
On/off switchKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Power
Amplifieridentical
Amplification device includedKnown for one	Unknown — not stated by the source	Yes
Amplifier classKnown for one	Unknown — not stated by the source	A/B
Total Harmonic Distortion (THD)Known for one	Unknown — not stated by the source	10%
Signal-to-Noise Ratio (SNR)Known for one	Unknown — not stated by the source	60 dB
Satellite speakers4 differ
Number of satellite speakersDiffers	2	4
Satellite speakers RMS power	40 W	40 W
Satellite speaker frequency rangeDiffers	70 - 15000 Hz	150 - 20000 Hz
Satellite speaker impedanceDiffers	8 Ω	4 Ω
Satellite speaker sensitivityDiffers	82.1 dB	84 dB
Satellite speaker dimensions (WxDxH)Known for one	Unknown — not stated by the source	170 x 90 x 105 mm
Satellite speaker peak powerKnown for one	100 W	Unknown — not stated by the source
Subwooferidentical
Subwoofer RMS powerKnown for one	Unknown — not stated by the source	30 W
Subwoofer frequency rangeKnown for one	Unknown — not stated by the source	40 - 150 Hz
Subwoofer impedanceKnown for one	Unknown — not stated by the source	4 Ω
Subwoofer driver diameter (imperial)Known for one	Unknown — not stated by the source	13.3 cm (5.25")
Subwoofer sensitivityKnown for one	Unknown — not stated by the source	85 dB
Subwoofer widthKnown for one	Unknown — not stated by the source	17 cm
Subwoofer depthKnown for one	Unknown — not stated by the source	30 cm
Subwoofer heightKnown for one	Unknown — not stated by the source	33 cm
Poweridentical
AC input frequencyKnown for one	Unknown — not stated by the source	50 Hz
AC input voltageKnown for one	Unknown — not stated by the source	230 V
Power sourceKnown for one	Unknown — not stated by the source	AC
Ports & interfacesidentical
BluetoothKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
AirPlayKnown for one	Unknown — not stated by the source	No
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	RCA
ManualKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Adapter typeKnown for one	Unknown — not stated by the source	SD card slots
Channel separationKnown for one	Unknown — not stated by the source	35 dB
Compatible productsKnown for one	Unknown — not stated by the source	Mp3 player Mobile phones and mp3 players PCs and laptops
Frequency rangeKnown for one	Unknown — not stated by the source	20 - 20000 Hz
Input sensitivityKnown for one	Unknown — not stated by the source	550 mV
MP3-playerKnown for one	Unknown — not stated by the source	Yes
QuantityKnown for one	Unknown — not stated by the source	1
Rated powerKnown for one	Unknown — not stated by the source	10 W
USB connectivityKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	311 mm
Package depthKnown for one	Unknown — not stated by the source	381 mm
Package heightKnown for one	Unknown — not stated by the source	392 mm
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
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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