Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

callback

2104.2M/s

async

959K/s

View exact numbers

Test name	Executions per second
✓ callback	2,104,150,144 Ops/sec
async	959,012 Ops/sec

Tests: