Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:93.0) Gecko/20100101 Firefox/93.0

Browser: Firefox 93

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
async	275576.5 Ops/sec
callback	795607424.0 Ops/sec

Tests: