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:133.0) Gecko/20100101 Firefox/133.0
Firefox 133
Linux
Desktop
one year ago
Date.now()
19.4M/s
new Date().getTime();
12.6M/s
performance.now()
5.6M/s
View exact numbers
Test name Executions per second
✓ Date.now() 19,356,274 Ops/sec
new Date().getTime(); 12,596,574 Ops/sec
performance.now() 5,613,622 Ops/sec
Script Preparation code:
Tests: