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

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 136

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Benchmark engine: Benchmark.js

date.getTime()

1.0M/s

crypto.randomUUID()

3K/s

View exact numbers

Test name	Executions per second
✓ date.getTime()	1,008,140 Ops/sec
crypto.randomUUID()	3,042 Ops/sec

Script Preparation code:

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

Tests: