Classe cav150 ca301 combo vs cav500

I am debating on using a single classe cav 500 amp, or a combination of a cav 150 (bridged to 3 channel) and a ca 301 stereo amp, I will be using with a classe ssp75 preamp and aerial 7 b speakers, all opinions apreceiated
i use a similar setup , email me and i will return my phone # and will be glad to discuss this with you. Mike
Make sure that the sensitivity and impedances match before usding different amps in one system. Otherwise, you'll end up with some speakers sounding louder.