equal in (someone or something)
The same as someone or something in a particular way. A noun or pronoun can be used between "equal" and "in." The twins may be equal in stature, but Erin has a much more flamboyant personality than Caitlin. My idea equals anyone else's in merit, and I am determined to present it to the mayor herself.
equal someone or something in something
to be even or identical with someone or something in something. John equals Bill in strength and size, I think. This cake equals that one in texture but not in richness.