Run results for: getElementById vs querySelector 2025 year version

Run details:

User agent: Mozilla/5.0 (Linux; Android 14; Jelly Max Build/UP1A.231005.007) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.71 Mobile Safari/537.36

Browser: Chrome Mobile 126

Operating system: Android

Device Platform: Mobile

Date tested: 7 months ago

Test name	Executions per second
getElementById	14241453.0 Ops/sec
querySelector	3318586.5 Ops/sec

HTML Preparation code:

<div id="testElement"></div>

Tests:

getElementById
document.getElementById('testElement');
querySelector
document.querySelector('#testElement');