Choosing the right bathroom mirror means balancing size and placement for both...

https://mega-wiki.win/index.php/How_High_Should_I_Hang_a_Bathroom_Mirror_in_Most_Homes%3F

Choosing the right bathroom mirror means balancing size and placement for both function and style. A good rule is to select a mirror that's about 70% to 80% the width of your vanity to keep things proportionate