I don't know if this has changed, but Safari uses significantly less power than Chrome. As the article points out if you are using Chrome and the power menu sa

I don't know if this has changed, but Safari uses significantly less power than Chrome. As the article points out if you are using Chrome and the power menu says that it is the big consumer don't be surprised if you are losing several hours of battery life. If you are always plugged in that doesn't matter of course.