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

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Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 17_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.7 Mobile/15E148 Safari/604.1
Mobile Safari 17
iOS 17.7
Mobile
one year ago
Date.now()
13.8M/s
new Date().getTime();
11.6M/s
performance.now()
7.5M/s
View exact numbers
Test name Executions per second
✓ Date.now() 13,846,966 Ops/sec
new Date().getTime(); 11,558,159 Ops/sec
performance.now() 7,531,553 Ops/sec
Script Preparation code:
Tests: