Release Date: 2009, May Weight:120g, 16mm thickness OS: Android Windows Mobile 6.1 Professional Storage:RAM storage, microSD ...

Release Date: Not Present Weight: 13.5mm thickness OS: Android Windows Phone 7 Storage: Not Present Display: 4.0" 480...

Release Date: 2009, May Weight: 148g, 13.8mm thickness OS: Android Windows Mobile 6.1 Professional Storage:4GB 288MB RAM s...

Release Date: 2011, April Weight: 680g, 13mm thickness OS: Android 3.0, 3.2, up to 4.0 Storage:16GB/32GB storage, microSDHC ...

Release Date: 2012, June Weight: 129g, 9.2mm thickness OS: Android 4.0, up to 4.1 Storage:16GB/32GB storage, microSDHC Dis...

Release Date: 2011, December Weight: 586g, 8.3mm thickness OS: Android 3.2, up to 4.0 Storage:32GB/64GB storage, microSDHC ...