I like my Nexus One: - Has 2.2, and since it's Google hardware maybe it'll be kept up to date - Build quality is solid - Stock Android, no extensions by carrier

I like my Nexus One: - Has 2.2, and since it's Google hardware maybe it'll be kept up to date - Build quality is solid - Stock Android, no extensions by carrier or hardware company - Battery life rarely less than a day for my medium usage Caveat: I've only used this and the G1.