Run results for: Crypto.randomUUID() vs new Date().getTime()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0

Browser: Firefox 140

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

date.getTime()

1.2M/s

crypto.randomUUID()

13K/s

View exact numbers

Test name	Executions per second
✓ date.getTime()	1,168,142 Ops/sec
crypto.randomUUID()	13,476 Ops/sec

Script Preparation code:

var dates = Array.from({length: 200}, () => new Date())

Tests: