MeasureThat.net

Run results for: Math.random vs Date.now

Which is best for generating a unique key?

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Whale/3.24.223.18 Safari/537.36
Chrome 120
Windows
Desktop
10 months ago
Test name Executions per second
Math.random 7377019.0 Ops/sec
Date.now 5536018.0 Ops/sec
Tests:

  • Math.random

  • Date.now

;