I feel like it's not who has the stones but what there using to contain them

In Endgame hulk nearly loses his arms to all 6 stones just when he puts them on in the nano gauntlet but Thanos who without the stones would probably about the same power level as hulk can wield all 6 in his gold gauntlet that was forged in nidavellir. and ironman can wield all 6 with time to snap before he dies because he has his suite on and in guardians of the galaxy the collectors servant just explodes when she touches the power stone