The Xperia Z brand was a mark of Methuselah-like battery life, but now fans are a little antsy - the Z-series is no more, the X-series replaces it. Has the battery gene carried over? The Xperia X has definitely lost some capacity - the Z3 had 3,100mAh, the Z5 had 2,900mAh, the Xperia X has 2,620mAh. Even the Xperia Z5 had 2,700mAh, so it falls to a new chipset and newer components (the screen largely) to cut back on their power use and make up the difference. Before we use up the battery, we have to charge it first. The Sony Xperia X supports fast charging, but you'll have to bring your...
Source: http://www.gsmarena.com/sony_xperia_x_battery_life-news-18286.php
