The Denim is a WM6 Professional phone with 520MHz Intel processor and 2.6" QVGA display. It is in strange sliding design that separates the display from the navigation keys to give access to the numeric keypad. Featuring 2-megapixel camera, WiFi and microSD slot, the Denim's main drawback is the only tri-band GSM and single-band UMTS/HSDPA support.
The touchscreen uses resistive technology, which is not responsive
Thick body (0.71 inches)
Does not support fast data speeds (HSDPA 1.8 Mbit/s, UMTS)
The O2 XDA Denim is most commonly compared with these phones: