[blue2ki]

so how great is this disparity? is the output significantly less than what they claim?
i had a look at a couple of other amps. as well, tell me are they as good.
here are the links:

JBL CS60.4 - 4-Channel Full-Range Amplifier with Electronic Crossover • S/N ratio: 86 dB • RMS Power Output: 4 ohms: 60 watts x 4 / 2 ohms: 145 watts x 4 • MOSFET power supply • Preamp Outputs • Frequency Response: 10 Hz - 27 kHz - , Car Amplifiers,

Alpine MRP-F250 Amp: Multi-channel

Kenwood KAC-6404 Amp: Multi-channel

Cerwin Vega XL 300.4 Amp: Multi-channel