Run results for: Date.now() vs new Date().getTime() vs performance.now()

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; SM-N980F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.66 Mobile Safari/537.36 EdgA/103.0.1264.47

Browser: Chrome Mobile 103

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Date.now()	2064368.0 Ops/sec
new Date().getTime();	1717116.0 Ops/sec
performance.now()	1112395.0 Ops/sec

Script Preparation code:

var timestamp = null;

Tests:

Date.now()
timestamp = Date.now();
new Date().getTime();
timestamp = new Date().getTime();
performance.now()
timestamp = performance.now()

Run results for: Date.now() vs new Date().getTime() vs performance.now()

Date.now()

new Date().getTime();

performance.now()