Put anything on the starting line.
Race animals, humans, and machines using measured records, reported maxima, and clearly labeled comparison presets. The difference is shown at full scale, even when the result is ridiculous.
Cheetah
104 km/h 64.6 mph
100 m in 3.46 secCheetah vs Wolf
Same distance. Selected comparison speeds.
Gray wolf
60 km/h 37.3 mph
100 m in 6.00 secThe clock runs in real time; use Skip for long races. Each racer is held at its selected comparison speed, so this is playful—not a prediction of acceleration, endurance, terrain, behavior, or safety.
Popular speed questions
Every race opens with the competitors already selected.
Human vs Alligator Speed
Can you outrun an alligator?
Run this raceCamel vs Horse Speed
Which one is faster?
Run this raceHuman vs Bear Speed
Can a human outrun a bear?
Run this raceCat vs Dog Speed
Which pet can run faster?
Run this raceHuman vs Crocodile Speed
Can you outrun a crocodile?
Run this raceAlligator vs Crocodile Speed
Which crocodilian is faster on land?
Run this raceHuman vs Elephant Speed
Can you outrun an elephant?
Run this raceCheetah vs Jaguar Speed
How large is the speed difference?
Run this raceHuman vs Snake Speed
Can a human outrun a fast snake?
Run this raceHuman vs Dog Speed
Which one wins the sprint?
Run this raceHuman vs Cat Speed
Are cats faster than humans?
Run this raceCheetah vs Ostrich Speed
Which animal wins?
Run this raceSelected speed, held constant.
Each race asks what the distance would look like if every competitor immediately reached and maintained the selected comparison speed.
The labels distinguish measured records, reported figures, approximate estimates, and representative presets. The simulation does not predict acceleration, endurance, terrain or behavior.