It looks this way because it focuses on Zoro's fortes(strength, attack power) while Luffy is currently fighting in base, but at the end of the day, Luffy is still the one who warned the group of the dangerosity of the attack due to his future sight, allowing him to view things an advance, a skill Zoro didn't show the ability to overcome yet, and in terms of brute force, he has G4+level3 hardening that was so powerful, Big Mom thought for a second Kaido was defeated. The next G4 usage should show something interesting