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
Bass boostKnown for one	—Unknown — not stated by the source	0 - 12 dB
Signal-to-Noise Ratio (SNR)Differs	87 dB	106 dB
Frequency rangeKnown for one	5 - 100000 Hz	—Unknown — not stated by the source
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.