iPhone 6 sports a screen size of 4.7 inches having a pixel resolution of 1,334 x 750-and screen density of 326ppi, while iPhone 6 Plus is equipped with a screen size of 5.5 inches with a pixel resolution of 1,920 x 1,080 and screen density of 401ppi. iPhone 6 has dimensions of 5.44 x 2.64 x 0.27 inches with a weight of 129 grams, while iPhone 6 Plus measures 6.22 x 3.06 x 0.28 inches with a weight of 172 grams. Both the smartphones run on iOS 8 and sport a rear camera of 8 megapixels with 1080p HD video recording capabilities as well as a front-facing camera of 1.2 megapixels with 720p HD video recording capabilities. Additionally, both smartphones are powered by a proprietary 64-bit A8 chip with M8 motion co-processor, and are available in the 16GB, 64GB and 128GB internal storage versions. iPhone 6 sports a non-removable battery that offers a talk time of up to 14 hours on 3G along with up to 10 hours of Internet usage time on LTE. On the other hand, iPhone 6 plus also has a non-removable battery but it offers a talk time of up to 24 hours on 3G along with up to 12 hours of Internet usage time on LTE. Both smartphones are available in the silver, gold and space gray colours. On the other hand, Apple’s iPhone 5S is one of the best selling smartphones in the world, a spot that many expected to be taken by Samsung’s Galaxy S5. The highly anticipated Galaxy S5 is at the second place but still a quite distant number two in terms of (sell through) unit sales. The 8GB iPhone 5C is having a 4-inch retina display, featuring 8-megapixel rear snapper with 1080p video recording and 1.2-megapixel front snapper. The smartphone is powered by a 1GB RAM, Apple A6 chipset, iOS7 and 1.3 GHz dual core processor. The smartphone is available in the exciting colour options of White, Green, Pink, Blue and Yellow.