Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36 Edg/137.0.0.0

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

callback

127.8M/s

async

8.8M/s

View exact numbers

Test name	Executions per second
✓ callback	127,781,104 Ops/sec
async	8,783,602 Ops/sec

Tests: