Rear legroom is similar to legroom in F01 7 series and rear headroom is on par with X5 E70. 5 GT is higher than regular 5 series. According to people who was driving in it, its very luxury. With this car BMW is targeting to different population, they know this car won't attract current BMW owners. With 5 GT they are targeting to older people, who want to sit a little higher, Taxi companies, hotels ... Expected 5 series (F07, F10, F11) sales: 10% GT, 20% Touring, 70% Sedan.