You could roughly translate it like "you have the body of Anne Pohtamo" Most likely a compliment about your figure.

The sentence would be better as ”Sulla on vartalo kuin Anne Pohtamolla” or ”Sun vartalo on kuin Anne Pohtamolla”. Now these sentences have been combined in a way that makes it actually incorrect. Somebody could say so, but it is not good language. - Anne Pohtamo is Miss Universum 1975