Im 6' and have no problems, one of mates is 6'2" andhe has driven mine fine as well.
I got asked the other day how I fit in such a small car. I replied with by getting in the door. He didnt look too impressedI just recline the seat a bit and its more than comfortable enough.
Until you've driven a Mini daily you won't know how the height will effect you. I thought I'd be crouched down and get sore shoulders however my upper region was fine, it was just my leg and foot that went into cramp while keeping the pedal at 60. Hopefully the brackets will help for me (£5 eBay) but if not I'll get bucket seats (which I've noticed come in authentic looking original seat colours/designs - instead of all racing spec) or I'll drop the steering wheel a little (there's a nice article on that in this months Mini World
