Run results for: luxon vs datefns vs moment vs day.js 123

Run details:

User agent: Mozilla/5.0 (Android 15; Mobile; rv:148.0) Gecko/148.0 Firefox/148.0

Browser: Firefox Mobile 148

Operating system: Android

Device Platform: Mobile

Date tested: 6 months ago

Benchmark engine: Benchmark.js

day.js

356K/s

datefns

313K/s

luxon

179K/s

moment

76K/s

View exact numbers

Test name	Executions per second
✓ day.js	356,208 Ops/sec
datefns	312,950 Ops/sec
luxon	178,967 Ops/sec
moment	75,826 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/luxon@1.26.0/build/global/luxon.min.js"></script>
<script src="https://igor.moomers.org/random/datefns.js"></script>
<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/dayjs/1.11.7/dayjs.min.js'></script>

Script Preparation code:

window.ds = "2020-02-19T00:51:53.623839+00:00";

Tests:

datefns
window.datefns.parseISO(window.ds)
luxon
luxon.DateTime.fromISO(ds);
moment
moment(ds)
day.js
dayjs(ds)