примерно столько же лет, сколько

about the same age as

→ примерно
phrase Rare #33,395
about the same age as Used to compare someone's age with another person's. Literally, it means “approximately as many years as”; the person being compared to is often in the dative case.
RU: Моему сыну примерно столько же лет, сколько твоей дочери.
EN: My son is about the same age as your daughter.