We are expecting to see the Mircosoft Surface Pro arrive in January, and according to the official Surface Twitter account it will have about half the battery life of the Surface RT. The Surface Pro actually comes with a 42.5 Wh and the RT tablet has a 31.5 Wh which has almost 50% more, looks like the Intel x86 processor is hungry!

Microsoft Surface Pro Sporting Only 4 Hours of Battery Life

So it looks like the Surface Pro is thicker, more expensive and eats through your battery a lot quicker. Four hours of battery life isn’t acceptable for Notebooks anymore and on a tablet we tend to sneer at anything below 8 and with hybrid touting in at close to 20 hours with they keyboard dock, we’re not sure how this will compete.

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  • A.G. Hadden

    Four hours is plenty for me if I have a tablet with that much power. I have a tablet that now that gets three hours, and I have never had any problems using it for my two-hour commute. This would be perfect for me.