The Galaxy A73 has leaked, courtesy of @OnLeaks. According to the leaker, the Galaxy A73 will be smaller than its predecessor and about the same size as the Galaxy A71. However, the Galaxy A73 will share the Galaxy A72's design, albeit without a 3.5 mm headphone jack.
https://www.notebookcheck.net/Samsung-Galaxy-A73-Leaked-renders-point-to-it-being-a-smaller-version-of-the-Galaxy-A72-with-an-identical-design.582648.0.html
Still too much big, but nice design. At least now it will be an option to consider.