 In June, 1988, at Mesa, Arizona, the Sunraycer smashed the solar powered speed record with a top speed of .By comparison, the winning car in the 2005 World Solar Challenge was the Nuna 3 which had a top speed of 140 km/h (87 mph) and cruised with speeds of 110 to 120 km/h (av.speed 103 km/h for entire 3000 km).