I did get over to Eurostar and test drove the THINK City, twice in fact.
As to ease of entry, I'm 6' 1", 215 lbs, and I had a companion 6' 2", 265 lbs, and
we had no trouble with ingress/egress. I drive an '08 Prius and I'd say access is
about the same, maybe slightly easier in the THINK...