Steps to Reproduce:
Enable the Update 1.21 Experiment;
Grab a few wind charges;
Shoot them at a mob;
Count how many shots it takes for that mob to die.
Observed Results:
The wind charge item deals 3 damage, while the breeze's wind charge only deals 1.
Expected Results:
Both wind charge types deal the same amount of damage.
Notes: On Java Edition, both deal 1 damage.
Can confirm.