Research shows that the average age difference for couples in the UK is between 3 and 5 years.

What is a good age gap between couples?

The Ideal Age Gap in Relationships Likewise, couples with a four- to six-year gap showed greater satisfaction than those with a seven-plus year gap. In general, marital satisfaction decreased as the age difference increased.

Is 10 years age difference a lot?

Anything more than a 10-year age gap means partners grew up in different eras and might have different life expectations. But according to Nelson, while there is no true age limit to dating between consenting adults, a 10-year age difference can mean partners grew up in different generations.