Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0

Browser: Firefox 115

Operating system: Windows 7

Device Platform: Desktop

Date tested: 2 years ago

callback

659.5M/s

async

457K/s

View exact numbers

Test name	Executions per second
✓ callback	659,516,928 Ops/sec
async	456,509 Ops/sec

Tests: