4 ms·Up to 6 hours of battery life does not seem fitting for a new Ultrabook.by chaud 14y agoUp to 6 hours of battery life does not seem fitting for a new Ultrabook.xlevus 14y agoTo me, 6 hours is pretty good for a laptop running Linux.chaud 14y agoSure, but other windows ultrabooks will do 8 to 11 hours of battery life. Unless I really want Linux, or don't need battery life, there is no reason to buy this. Even the MBP has slightly better battery life.