The Sony Ericsson P1i mobile phone is a touch screen mobile phone that also works like a palm top office and computer, all in one. Its body has a predominantly silver and black colour and a measurement of 4.2 inches long, 2.2 inches wide, and 0.7 inch thick. It weighs a mere 124 grams. The touch responsive display screen, on the other hand, has a resolution of 240 by 240 by 320 pixels and it occupies about three fourths the space of the phone. It has the ability to read up to 262,144 true colours.

The Sony Ericsson P1i mobile phone is a 3G enabled mobile phone. Being one gives you access to streaming features, mobile broadband Net access, and video calling. The Web connection, meanwhile, allows you to connect to various websites, subscribe to live RSS feeds, and send and receive e-mail and multimedia messages via your Sony Ericsson P1i mobile phone.

Aside from these features, the Sony Ericsson P1i mobile phone also has a business card scanner, which allows you to scan business cards directly to your mobile phone and keep them as phone book records. You also get access to multimedia features such as a video camera recorder/playback with 3.2 times zoom, lighting, and auto-focus, as well as a music player and online radio. Built-in iSkoot software enables the Sony Ericsson P1i mobile phone owner to connect to Skype and avail of its features through your mobile phone. Recognition services for music and handwriting are also available.