With this information, you can calculate the quantity of hectares 691 acres is equal to.

¿What is the inverse calculation between 1 hectare and 691 acres?

Performing the inverse calculation of the relationship between units, we obtain that 1 hectare is 0.0035760404 times 691 acres.

Which is the same to say that 691 acres is 279.6389 hectares.

Six hundred ninety-one acres equals to two hundred seventy-nine hectares. *Approximation

A hectare is zero times six hundred ninety-one acres. *Approximation