Difference between a Driver and Iron Swing
In this tuition video Mark Crossfield describes the difference between swinging with and iron and swinging with a Driver. There is the obvious differences in terms of length of club and the weight and construction of the head but Mark delves deeper into this and provides some great pointers that can really help your game.
Some areas that you might not have thought affect you when changing between a wood and an iron would be the body positions you will find yourself in. When you hit a Driver through impact your head will be slightly behind the rest of your body and you will attack the ball with different angles.