Klitschkos more dominant, Marquez' more exciting and better wins. All 4 skillful fighters and HOF'ers.
If you're saying better, its the Klitschkos. They are dominant (over a **** era or not) with a very high KO ratio and hold all the belts in a division currently. I'm not sure whether this was a joke or not. EDIT: Agree completely with Lord.
With correct individual plurality: This content is protected Gibbonses Marquezes Canizalesai Galaxies Klitschkoes Dirrelleese (for now)