BillShrink has updated its comparison of smartphone costs to include Google's new Nexus One. According to the update, the Nexus One will cost $2,339 on average over two years on T-Mobile. The average two-year cost for an iPhone is $2,839 (AT&T), Palm Pre $2,309 (Sprint) and Droid $2,839 (Verizon). Here's the whole comparison (click on the link to see it bigger):
