Top 10 10 Of The Slowest Sport Cars by Frédérick Boucher-Gaulin July 12, 2015 Photo: Porsche5 : Porsche wanted to have a more affordable car in their lineup. Since it took 13.7 seconds for the 914 to get to 100 km/h, that poor thing couldn't even pretend to be a sport car. « PreviousNext » Share on Facebook Share: