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

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Run details:
Mozilla/5.0 (Windows NT 10.0; rv:122.0) Gecko/20100101 Firefox/122.0
Firefox 122
Windows
Desktop
2 years ago
Date.now()
14.9M/s
new Date().getTime();
9.9M/s
performance.now()
5.2M/s
View exact numbers
Test name Executions per second
✓ Date.now() 14,857,435 Ops/sec
new Date().getTime(); 9,946,512 Ops/sec
performance.now() 5,168,443 Ops/sec
Script Preparation code:
Tests: