Run results for: moment clone vs new date

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:130.0) Gecko/20100101 Firefox/130.0

Browser: Firefox 130

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

new Date()

3.4M/s

Moment

99K/s

View exact numbers

Test name	Executions per second
✓ new Date()	3,434,657 Ops/sec
Moment	99,009 Ops/sec

HTML Preparation code:

<script src="https://cdn.rawgit.com/moment/moment/2.7.0/moment.js"></script>
<script src="https://cdn.rawgit.com/moment/moment-timezone/0.2.2/builds/moment-timezone-with-data.js"></script></script>

Script Preparation code:

const DIFF_SEC = 600;
const DIFF_MS = 600000;
const TIMESTAMP = '2023-01-01T00:00:00Z';

Tests:

new Date()
const t1 = new Date(TIMESTAMP); const t2 = new Date(t1.getTime() + DIFF_MS);
Moment
moment.utc(TIMESTAMP).clone().add(DIFF_SEC, 'seconds')