Mercedes Benz SLR McLaren Roadster White with a cherry red interior! Gorgeous! Price: $495,000. (INR 2,37,60,000) The SLR McLaren is the fastest automatic transmission car in the world. It is a luxurious convertible with a really powerful engine and outstanding performance plus style. Manufacturer: McLaren Automotive Parent Company: Daimler AG Engine: 5.4 L supercharged V8 (M115 ML55) Transmission: 5-speed Automatic Acceleration: 0-60mph in 3.8 seconds. Claimed Top Speed: 206 mph+ (332 kmph+)