He mentions the poor battery life of the 11" to the 13" air, but IIRC a non sandy bridge 11" is comparable to the sandy bridge 13" as far as battery life goes.

He mentions the poor battery life of the 11" to the 13" air, but IIRC a non sandy bridge 11" is comparable to the sandy bridge 13" as far as battery life goes. I was pretty jealous when my friend bought a new sandy bridge 11", but in retrospect I enjoy the battery life of my C2D ULV.