First, I did not purchase this from Revain, but through the Zoovaa website. After finding the IC031, I decided on this, although less reviews purely for the RPM's on the computer. I think the $60 or $70 increase in the price for this is a bit ridiculous, but the reviews were so great on the 31 and it was still coming in under $500 that I went for it. I have been spinning for a year, but wanted to ditch the gym membership and have the convenience of spinning at home vs two days at the gym. Here iSee full review