Lotus Exige S Roadster, this car speed reaches 100 kilometres per hour of standing in neck-snapping 4 seconds (0-60 mph in 3.8 seconds) and 0-160 kilometres per hour (0-100 mph) in 8.5 seconds this little roadster blows package both off and on the track. The highest speed for the Exige S Roadster is 233 kph (145 mph) and produces only 236 g CO2 per km.