Agreed. The problem was never Windows. Windows probably has better battery life than OSX with all other things being equal. Rarely is it given the chance to ex

Agreed. The problem was never Windows. Windows probably has better battery life than OSX with all other things being equal. Rarely is it given the chance to exercise that equality though. The problem is hardware, the OEMs and indeed even Microsoft themselves when they release broken firmware on their flagship Surface tablet. The Sony Vaio Pro is one of the very very few that has got it mostly all right. But I bet there is still room for tons of improvement even from that.