Run results for: Tag vs. :is() using `element.matches`

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0

Browser: Firefox 128

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Tag name (div)

8.6M/s

Tag name with two (div and span)

8.0M/s

:is Selector with only div

6.9M/s

:is Selector with div and span

6.2M/s

:is Selector with div, span and img

5.9M/s

View exact numbers

Test name	Executions per second
✓ Tag name (div)	8,560,052 Ops/sec
Tag name with two (div and span)	7,984,162 Ops/sec
:is Selector with only div	6,898,177 Ops/sec
:is Selector with div and span	6,200,772 Ops/sec
:is Selector with div, span and img	5,870,722 Ops/sec

HTML Preparation code:

<div class="hello" id="hello" data-hello>Hello</div>

Script Preparation code:

const element = document.getElementById("hello");

Tests: