The new 7 inch tablet iPad apple have been officially released, although configuration have been guess was pretty close, but still improvement is quite large, especially in The screen resolution, 2048 * 1536 pixel Retina screen, brought excellent picture display effect. But it will no doubt will increase more power consumption.
But in The new iPad conference, apple says it will have iPad 2 with The same ten hours endurance. That is The new iPad battery capacity to higher. The New iPad known built-in is 42.5 Whr rechargeable lithium polymer battery. And iPad 2 built-in is 25 WHR rechargeable lithium polymer battery. But in actual battery capacity, apple has not been announced