The difference better 800W and 500W is about 2 dB. Barely noticeable. The difference between 2500W and 800W is about 5dB. About an S-unit. Grant NQ5T Sent from my iPhone > > Now my debate is 500w vs 800w... there's a larger difference between 500w > and 800w than between 800w and 2.5kw signal wise if I understand >