Apple iPhone 3GS mobile was launched in June 2009. The phone comes with a touchscreen display offering a resolution of 320x480 pixels at a pixel density of 165 pixels per inch (ppi). Apple iPhone 3GS ...
Microsoft Lumia 640 XL LTE Dual SIM mobile was launched in March 2015. The phone comes with a 5.70-inch touchscreen display offering a resolution of 720x1280 pixels at a pixel density of 259 pixels ...