Run results for: promise vs callback

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/117.2 Mobile/15E148 Safari/605.1.15

Browser: Mobile Safari 16

Operating system: iOS 16.3.1

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
async	2740817.5 Ops/sec
callback	36018340.0 Ops/sec

Tests:

async
(async() => { await true; })();
callback
((next) => {next()})(() => {});

Run results for: promise vs callback

async

callback