Sultan of Brunei, with a $30 billion net worth, holds world records for his opulent lifestyle, including the world's largest car collection of over 7,000 which comprises of 600 Rolls-Royce, 450 Ferraris, 380 Bentleys and several exotic cars like a 24 carat gold Rolls-Royce. He has a fleet of Boeing planes, a palace with 1,800 rooms and a private zoo.