Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:90.0) Gecko/20100101 Firefox/90.0

Browser: Firefox 90

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
async	180435.8 Ops/sec
callback	503626720.0 Ops/sec

Tests: