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

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Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0
Firefox 115
Linux
Desktop
2 years ago
Date.now()
6.0M/s
new Date().getTime();
4.4M/s
performance.now()
3.2M/s
View exact numbers
Test name Executions per second
✓ Date.now() 6,003,697 Ops/sec
new Date().getTime(); 4,369,198 Ops/sec
performance.now() 3,227,644 Ops/sec
Script Preparation code:
Tests: