15. Android - Mobile HTC Dream (T-Mobile G1) 320 x 480 pixels 181 pixels per inch Touch Screen and Trackball HTC Magic (T-Mobile myTouch) 320 x 480 pixels 181 pixels per inch Touch Screen and Trackball HTC Hero (T-Mobile G2) 320 x 480 pixels 181 pixels per inch Touch Screen and Trackball Motorola DROID 480 x 854 pixels 252 pixels per inch Touch Screen and Trackball Google Nexus One 480 x 800 pixels 252 pixels per inch Touch Screen and Trackball Motorola Cliq 320 x 480 pixels 181 pixels per inch Touch Screen and Trackball HTC Tattoo 240 x 320 pixels 166 pixels per inch Touch Screen and Trackball HTC Wildfire 240 x 320 pixels 166 pixels per inch Touch Screen HTC Desire 480 x 800 pixels 252 pixels per inch Touch Screen
17. BlackBerry BlackBerry 7100 Series 240 x 260 151 Trackwheel BlackBerry 8700 Series 320 x 240 154 Trackwheel BlackBerry 8800 Series 320 x 240 163 Trackball BlackBerry Bold 9000 smartphone 480 x 320 217 Trackball BlackBerry Curve 8300 Series BlackBerry Curve 8350i smartphone BlackBerry Curve 8500 Series 320 x 240 163 Trackball, Trackpad, BlackBerry Curve 8900 smartphone 480 x 360 245 Trackball BlackBerry Pearl 8100 Series 240 x 260 161 Trackball BlackBerry Pearl Flip 8200 Series 240 x 320 166 Trackball BlackBerry Storm 9500 Series 360 x 480 184 TouchScreen BlackBerry Tour 9600 Series 480 x 360 245 Trackball
19. Windows Mobile HTC HD mini 320 X 480 pixels 181 ppi Touch Screen HTC HD2 480 X 800 pixels 252 ppi Touch Screen HTC Touch Diamond2 480 X 800 pixels 252 ppi Touch Screen HTC P6500 240 X 320 pixels 166 ppi Touch Screen HTC P3470 240 X 320 pixels 166 ppi Touch Screen HTC Touch 240 X 320 pixels 166 ppi Touch Screen
20. Symbian Nokia E72 320 x 240 pixels 166 ppi QWERTY keyboard Nokia 5230 Nuron 640 x 360 pixels 245 ppi Touch Screen Nokia 5230 640 x 360 pixels 245 ppi Touch Screen Nokia N97 640 x 360 pixels 245 ppi Touch Screen
75. Exploit the unique capabilities of each device (GPS, accelerometer, screen size, input methods) to create the most engaging user experience possible