The new Windows Mobile 6 will be offered in two editions. The Standard version, formerly known as Smartphone Edition, covers 
devices that don’t feature a touchscreen, while the Professional version, formerly Pocket PC Edition, was designed for touchscreen devices. The biggest difference between the two editions is that Professional devices can be used to create Office Mobile documents, while Standard WM6 phones can only read and make light edits to Office docs. Since Smartphone Edition devices are the hottest sellers right now, we focused on the Standard version of the software for this review.
As for upgrades for Windows Mobile 5 users out there, Microsoft would only tell us that it was up to its carrier and hardware partners to make that determination. But it’s safe to assume that all companies involved would prefer that you upgrade to a new device. You can be sure we’ll be evaluating more Windows Mobile 6 hardware in the days and weeks to come.
To evaluate Windows Mobile 6 we used an HTC S620, which is nearly identical to the T-Mobile Dash. Here are some of the highlights of the OS and how we think they stack up. :: LAPTOP Magazine • Windows Mobile 6 Review ::