Are you deciding to grab a iPhone, HTC Touch Diamond or Samsung i900? Here is a Samsung SGH-i900 video on its application and user interface.

Samsung (i900) Specifications

• Network: HSDPA (7.2 Mbps), EDGE / GPRS 850/900/1800/1900
• OS: Microsoft Windows Mobile 6.1 Professional
• Display: 3.2″ WQVGA TFT LCD (240 x 400)
• Camera: 5 Megapixel CMOS
• Auto Focus, Image Stablizer, Geo-tagging, Auto-Panorama Shot,
• Wide Dynamic Range (WDR), Face Detection, Smile Detection
• Video: DivX / XviD / H.263 / H.264 / WMV / MP4
• Video Editing: Trim video, Audio dubbing, Live dubbing, Add subtitle, Image capture
• FM Radio with RDS
• MP3/ AAC / AAC+ / WMA / OGG / AMR
• GPS
• TouchWiz UI
• MS Office Document Viewer, Advanced PIM Apps, Push Email,
• Auto Rotation, TV Out
• Bluetooth 2.0 / USB 2.0 / Wi-Fi
• 8GB / 16GB Flash + External Memory slot : microSDHC
• Size: 112 x 56.9 x 12.5 mm
• Battery: 1440 mAh

Source [ppcsg]