With this information, you can calculate the quantity of knots 671 miles per hour is equal to.

¿What is the inverse calculation between 1 knot and 671 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.0017150215 times 671 miles per hour.

Which is the same to say that 671 miles per hour is 583.08306 knots.

Six hundred seventy-one miles per hour equals to five hundred eighty-three knots. *Approximation

A knot is zero times six hundred seventy-one miles per hour. *Approximation