https://wccftech.com/airpods-pros-bluetooth-latency-is-almost-twice-as-good-as-original-airpods/

AirPods Pro provide the best low Bluetooth latency performance compared to its predecessors and various other competitors. Apple has been able to consistently improve Bluetooth latency with each new version of AirPods, as tested by Stephen Coyle.

Stephen Coyle, a software developer, tested the AirPods Pro by recording the time difference between when a sound event is triggered and when it is heard by the user.