Mercedes-Benz Mercedes just unveiled a new ultra-luxury SUV concept called the Vision Mercedes-Maybach Ultimate Luxury. The new concept gives us a glimpse of what Mercedes-Maybach may do to compete against the Bentley Bentayga and the upcoming Rolls-Royce Cullinan. The Maybach concept is powered by four electric motors that produce 750 horsepower. It draws power from an 80 kWh battery pack and has an estimated range of over 200 miles.