Originally Posted by
wco81
They probably will want to maintain the battery life for the Mini and a Retina display, at this point, will probably prevent that goal.
You can't really compare tablets to laptops in terms of battery life. If the next Mini doesn't have a retina display I doubt battery life will be the reason. When the iPad 3 got the retina display Apple nearly doubled the size of the battery to get the desired battery life.