Benchmark: moment vs date-fns 2025

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.30.1/moment.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/date-fns/4.1.0/cdn.min.js"></script>

Script Preparation code:

window.__date__ = new Date();
window.__expected__ = '2000/01/06';

Tests:

moment
var actual = moment(__date__).format('YYYY/MM/DD'); console.assert(actual === __expected__);
date-fns
var actual = dateFns.format(__date__, 'yyyy/MM/dd'); console.assert(actual === __expected__);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
moment
date-fns

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 6 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0.1 Safari/605.1.15

Browser/OS: Safari 26 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
moment	1362543.5 Ops/sec
date-fns	629090.6 Ops/sec

Related benchmarks:

moment vs date-fns 2025 (version: 1)

It's not a deep validation; I'm just comparing ONE function that those two libraries have in common.

Comparing performance of: moment vs date-fns

Created: one year ago by: Guest

Jump to the latest result

moment

date-fns

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A