SpeedrooHow fast did the Pioneer Zephyr average on its 1934 record run?
77.6 mphAbout 124.9 km/h · Race
It ran 1,015 miles (1,633 km) from Denver to Chicago nonstop in about 13 hours, averaging 77.6 mph (125 km/h).
That's about 2.2 times a red kangaroo's top speed of about 35 mph (56 km/h).
🚆77.6 mph
📀a DVD track
By speed: the Pioneer Zephyr is about 9.9× faster than a DVD track.
Things about as fast
- How fast did the winner of the first Indy 500 average?74.6 mph
- How fast are the winds in the weakest tornadoes?75.2 mph
- How fast does a Piper Cub fly?75.2 mph
- How fast is the fastest sailboat?75.3 mph
- How fast is a softball pitch?77.1 mph
- How fast can an albatross fly?78.9 mph
- What is the speed limit on rural Interstates in Montana?80 mph
- How fast does a hard drive spin?80.2 mph
Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].