Benchmark: [compareDocumentPosition vs querySelector] performance

HTML Preparation code:

<html>
  <head>
  </head>
  <body>
    <div id="div" data-attr>
    	<div id="a" data-attr>
   		</div>
    </div>
    <div id="b" data-attr>
    </div>
  </body>
</html>

Tests:

compareDocumentPosition
const { div, a, b } = window for (let i = 0; i < 100; i++) { let compare = div.compareDocumentPosition(a) compare & 8 compare & 16 compare = div.compareDocumentPosition(b) compare & 8 compare & 16 }
contains
const { div, a, b } = window for (let i = 0; i < 100; i++) { const order = document.querySelectorAll('[data-attr]') }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
compareDocumentPosition
contains

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 11 months ago)

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Mobile Safari/537.36

Browser/OS: Chrome Mobile 139 on Android

View result in a separate tab

compareDocumentPosition

65K/s

contains

14K/s

View exact numbers

Test name	Executions per second
✓ compareDocumentPosition	65,220 Ops/sec
contains	14,074 Ops/sec

[compareDocumentPosition vs querySelector] performance (version: 1)

Comparing performance of: `compareDocumentPosition vs contains`

Created: one year ago by: Guest

Go to the latest result

compareDocumentPosition

contains

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

[compareDocumentPosition vs querySelector] performance (version: 1)

Comparing performance of: compareDocumentPosition vs contains

Created: one year ago by: Guest

Go to the latest result

compareDocumentPosition

contains

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Related benchmarks

Comparing performance of: `compareDocumentPosition vs contains`