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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:146.0) Gecko/20100101 Firefox/146.0
Firefox 146
Mac OS X 10.15
Desktop
6 months ago
Date.now()
22.1M/s
new Date().getTime();
19.4M/s
performance.now()
8.5M/s
View exact numbers
Test name Executions per second
✓ Date.now() 22,064,586 Ops/sec
new Date().getTime(); 19,447,682 Ops/sec
performance.now() 8,513,307 Ops/sec
Script Preparation code:
Tests: