Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.6.1

Device Platform: Mobile

Date tested: one year ago

callback

65.9M/s

async

6.2M/s

View exact numbers

Test name	Executions per second
✓ callback	65,919,320 Ops/sec
async	6,210,352 Ops/sec

Tests: