Run results for: offsetTop pref

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:126.0) Gecko/20100101 Firefox/126.0

Browser: Firefox 126

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 2 years ago

offsetTop

15.4M/s

getBoundingClientRect

4.5M/s

View exact numbers

Test name	Executions per second
✓ offsetTop	15,372,505 Ops/sec
getBoundingClientRect	4,544,576 Ops/sec

HTML Preparation code:

<div id="el">
  <h2>Lorem ipsum dolor sit amet</h2>
</div>

Script Preparation code:

var el = document.getElementById("el");

Tests: