Since 1938: Top Recorded Speeds on the Autobahn Mercedes-Benz W125 Rekordwagen: 432.59 km/h (268.8 mph) in 1938, holding the official public road record for decades. Bugatti Chiron: Reached approximately 417–432 km/h (259–268 mph) in recent years, with drivers like Radim Passer and Omid Mouazzen clocking speeds in the 257–259 mph range on de-restricted sections. Auto Union V-16 Streamliner: Bernd Rosemeyer achieved 432 km/h (268.4 mph) in 1938, competing closely with the Mercedes record. Porsche 9ff GTurbo850: Tuned Porsche 997 Turbo reaching 381 km/h (236 mph) in 2010. Bugatti Veyron: Documented speeds of 353 km/h (219 mph) on the Autobahn.