Updated: iPhone 6 vs iPhone 6 Plus: Apple's two latest smartphones go head to head

Design, screen and cameraIt's been a long time since Apple was under this much pressure to impress with a new iPhone. After 2013's rather straightforward upgrade, the Cupertino company needed something special, and something to fight back against the moves being made by its rivals.The iPhone 6 and the iPhone 6 Plus are Apple's counter-punches to critics who said it hadn't innovated enough with the iPhone 5S, but how do they stack up against each other? And which one should you be spending your c