What was the US national speed limit in 1974?
88.5 km/hAbout 55 mph · Run
55 mph (88.5 km/h), set to save fuel during the oil crisis.
That's about 1.6 times a red kangaroo's top speed (56 km/h).
🇺🇸88.5 km/h
🏃jogging
By speed: the 55 mph limit is about 9.8× faster than jogging.
Things about as fast
- How fast is the fastest submarine?82.8 km/h
- How fast is a mantis shrimp's punch?83 km/h
- How fast was a Fiat 500 in 1957?85 km/h
- How fast can a pronghorn run?88 km/h
- At what wind speed does a storm begin?89 km/h
- How fast is a ski jumper at takeoff?90 km/h
- How fast is a falling cat?97 km/h
- How fast does an NFL quarterback throw?97 km/h
Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].