Originally Posted By: jakewash
I have the VP100 and VP150 and there is a marginal increase in low end performance/tonality, but not enough IMO to upgrade to unless you need to fill a larger room as the 150 will play a little louder.

Look for a post from Danmagicman, he did an A/B comparison of the QS series. IIRC he said the 8s are the way to go, better tonal match for the rest of the Axiom speakers with the 5 1/4 drivers. The 4s are good , but the 8s are just that much better


OK thanks.