Sharp's finest sports a 4.8" Full HD IGZO display with 460ppi pixel density, 2.3 GHz quad-core Snapdragon 800 and 16 MP camera with the record for a mobile f/1.9 aperture, all wrapped in a slim waterproof body. The kicker, however, is that the Japanese have managed to fit a 3000 mAh battery inside, which, combined with the low-power IGZO display technology, Sharp says is making wonders for the battery life, though we couldn't find the exact endurance numbers.
Source: http://www.phonearena.com/news/KDDIs-winter-collection-brings-the-lightest-waterproof-5-incher-and-the-amazing-Sharp-Aquos-SHL23_id47982
Source: http://www.phonearena.com/news/KDDIs-winter-collection-brings-the-lightest-waterproof-5-incher-and-the-amazing-Sharp-Aquos-SHL23_id47982