A document that has leaked out of this wireless carrier shows that both these models will both be getting Windows Mobile 6.5 upgrades in October, November at the latest.
More about Windows Mobile 6.5
The next version of Microsoft’s operating system for high-end phones won’t be a major upgrade, but it willinclude significant changes to its appearance.
It will be more fingertip friendly, with many on-screen elements enlarged so users can select them without a stylus. Windows Mobile 6.5 will also have more of a focus on consumers, as the Today Screen has been modified to include items like a music player and photo viewer.
An overview of the changes can be found in this article: Windows Mobile 6.5 Is Official
Source: Boy Genius Report