Run results for: querySelector vs getElementById

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36

Browser: Chrome 133

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

getElementById

44.7M/s

querySelector

12.9M/s

View exact numbers

Test name	Executions per second
✓ getElementById	44,713,952 Ops/sec
querySelector	12,923,072 Ops/sec

HTML Preparation code:

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

Tests: