The folks over at GSMBOX got their hands on a Siemens SX1. The smartphone boasts a very unique design (seen at right) and large color screen. As well as the typical features you'd expect, it also includes an FM radio which helps pass the time for users of hands free devices.
It's not quite a full review, but it is still worth a read. For European/Asian readers, this could be a good choice if you're looking to dump the PDA. It runs on the Symbian OS like most smartphones coming out, so there is sure to be a lot of software available.