Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Safari/605.1.15

Browser: Safari 18

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

callback

130.7M/s

async

38.0M/s

View exact numbers

Test name	Executions per second
✓ callback	130,691,840 Ops/sec
async	37,985,676 Ops/sec

Tests: