The Samsung i8510 is running 60 Symbian OS and it comes packed with a 2.8-inch QVGA (240 x 320 pixels) with 16 million colours, 8.0 megapixel camera with auto-focus, flash xenon, blink eyes and a smile of recognition, 8 GB internal memory and up to 16 GB of memory expandable microSD

The pearl of BlackBerry 8110 is in the package of navigation and mapping applications such as AT & T Navigator offers Turn-by-Turn language and instructions on the screen with colorful 3D moving maps, which is also in vehicles or walking. In addition, it warns users about the slowdown of traffic and incidents along its planned route, users can choose another route.

The BlackBerry 8330 Smartphone Curve is the smallest unit of RIM’s portfolio. It has a full QWERTY keyboard, a 2MP camera and GPS functions but like his brother Blackberry 8820 has no equipped with 3G. The BlackBerry 8330 Curve terminals can be used for Alltel Axcess Voice2TXT service. This service converts incoming voice messages to the text messages in the Inbox of the subscriber.

Apple has been launch their smart phone Apple iPhone which is flat out which similar function phone which can be use to browse, email, mapping, and media player. With the weight only 4.8 ounches, the iPhone is still heavier than Samsung Black Jack and Blackberry Curve.