Aa! Megami-sama! (TV), Kono Minikuku mo Utsukushii Sekai Recommendations
The main characters are both loser guys who love bikes who meet beautiful, naive girls who are not from earth. The art style, the kinds of jokes used, and many of the characters are similar. Both main characters also seem to have the same problem with being able to confess their feelings and progress their relationships even though half of the female cast is in love with him.