Everyone loves large screens. We're less passionate about large phones, though. It's bezels that make all of the difference, so we're happy to see manufacturers put smartphones on a bezel-burning diet. This is a relatively new trend, enabled by improved touchscreen technology. Let's start at the dawn of the modern smartphone, 2007 and the launch of the Apple iPhone. Back then the average screen to body ratio was 33%, clearly the market was dominated by non-touch devices with keypads or keyboards. The iPhone rose way above that with a 52% Screen-to-Body (StB) ratio. Average screen to...
Source: http://www.gsmarena.com/counterclockwise_tracking_the_growing_screens_and_shrinking_bezels_of_phones_over_the_years-news-25390.php