<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The iPhone 6 and iPhone 6 Plus are smartphones designed and marketed by Apple Inc . The devices are part of the iPhone series and were announced on September 9, 2014, and released on September 19, 2014 . The iPhone 6 and iPhone 6 Plus jointly serve as successors to the iPhone 5S and were themselves replaced as flagship devices of the iPhone series by the iPhone 6S and iPhone 6S Plus on September 9, 2015 . The iPhone 6 and 6 Plus include larger 4.7 and 5.5 inches (120 and 140 mm) displays, a faster processor, upgraded cameras, improved LTE and Wi - Fi connectivity and support for a near field communications - based mobile payments offering . </P> <P> The iPhone 6 and 6 Plus received positive reviews, with critics regarding their improved design, specifications, camera, and battery life as being improvements over previous iPhone models . However, aspects of the design of iPhone 6 were also panned, including plastic strips on the rear of the device for its antenna that disrupted the otherwise metal exterior, and the screen resolution of the standard - sized iPhone 6 being lower than other devices in its class . Pre-orders of the iPhone 6 and iPhone 6 Plus exceeded four million within its first 24 hours of availability--an Apple record . More than ten million iPhone 6 and iPhone 6 Plus devices were sold in the first three days, another Apple record . During its lifespan, the iPhone 6 and 6 Plus sold 220 million in total, making them the best selling iPhone models, so far, and one of the most successful phones to date . </P>

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