Philips CMP400/51 car audio amplifier 4 channels vs Philips Car entertainment system CMP400/55

Comparison of CMP400/51, CMP400/55

20 specifications	A Philips CMP400/51 car audio amplifier 4 channels Model CMP400/51 View product	B Philips Car entertainment system CMP400/55 Model CMP400/55 View product
Performance1 differ
Amplifier class	A/B	A/B
Number of amplifier channels	4 channels	4 channels
RMS output power (max)	600 W	600 W
High pass filter	Yes	Yes
Low pass filter	Yes	Yes
RMS power output per channel (2 Ohm)	190 W	190 W
RMS power output per channel (4 Ohm)	50 W	50 W
High pass filter range	30 - 400 Hz	30 - 400 Hz
Low pass filter range	30 - 400 Hz	30 - 400 Hz
Bass boostKnown for one	—Unknown — not stated by the source	0 - 12 dB
Signal-to-Noise Ratio (SNR)Differs	87 dB	106 dB
Speaker impedance range	2 - 8 Ω	2 - 8 Ω
Frequency rangeKnown for one	5 - 100000 Hz	—Unknown — not stated by the source
Ports & interfacesidentical
Audio RCA inputs	2	2
Audio RCA outputs	1	1
Featuresidentical
Product colour	Blue, Grey	Blue, Grey
Weight & dimensionsidentical
Width	240 mm	240 mm
Depth	337 mm	337 mm
Height	54 mm	54 mm
Other featuresidentical
Frequency responseKnown for one	—Unknown — not stated by the source	5 Hz

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.