No product has brought Apple so much success as the iPhone. Due to this device “Apple” the brand has become one of the most recognizable in the world. But the creation of such a product cost the company serious effort. The first version of iPhone was designed in complete chaos. The company did not have the necessary specialists, equipment and, most importantly, experience in the field of development and production of smartphones. To create an entirely new device in such conditions took 2.5 years and $ 150 million. However, the game was worth the candle.
Presented at the 2007 iPhone 2G immediately aroused the interest of the public: after the start of sales has sold 700,000 units. Metal body, no physical keyboard or stylus, control is only using your fingers. It all seems so trivial today, but 8 years ago it was a real breakthrough. The device had a 3.5-inch display with a resolution of 480 x 320 pixels (165 ppi), CPU ARM 11 412 MHz and 2-megapikselnoj camera. As the first version of the operating system iPhone OS was used, and the last for this model is iOS 3.1.3.
iPhone 4, released in 2010, set the pace of development of smart phones for several years ahead. Completely reimagined design, new and fast A4 CPU 1 GHz, camera 5 megapixels with the ability to record HD video. With the release of the iPhone 4 there was such a thing as Retina display 640 x 960 pixels that had been installed in the device. Also the screen gets reliable protection from scratches and grease repellent properties. Apple literally stuffed your new device technology, which in later years used extensively by various manufacturers of mobile devices.
See the speed comparison of iPhone 2G and iPhone 4 on video from Supersega82: