Run results for: Moment Dayjs Date-fns comparison

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0

Browser: Firefox 134

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Dayjs

302K/s

Date-fns

288K/s

Moment

67K/s

View exact numbers

Test name	Executions per second
✓ Dayjs	302,348 Ops/sec
Date-fns	287,804 Ops/sec
Moment	67,216 Ops/sec

HTML Preparation code:

<script src="https://unpkg.com/dayjs@1.8.21/dayjs.min.js"></script>
<script src="https://igor.moomers.org/random/datefns.js"></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.0/moment.min.js'></script>

Script Preparation code:

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

Tests:

Date-fns
window.datefns.parseISO(window.ds)
Moment
moment(ds)
Dayjs
dayjs(ds)