Age Difference Calculator

Who is older,
and by how much?

Enter two dates of birth to find the exact age difference in years, months, and days.

Person A
VS
Person B
Names (optional)
-Years
-Months
-Days
-Weeks
-Hours
-Minutes

FAQ

Age Difference FAQ

It finds the exact age difference between two people - useful for couples, siblings, parent-child comparisons, or any two people whose ages you want to compare.
Yes! The name fields are optional but will personalize the result to show who is older by name.
The calculator will detect this and show that both people share the exact same birthday.