Run results for: querySelector vs getElementById

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 127

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

getElementById

5.9M/s

querySelector

3.5M/s

View exact numbers

Test name	Executions per second
✓ getElementById	5,934,471 Ops/sec
querySelector	3,471,512 Ops/sec

HTML Preparation code:

<html>
  <body>
    <div id="test2"></div>
    <div id="test"></div>
  </body>
</html>

Tests: