Run results for: getElementById vs querySelector 2025 year version

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:142.0) Gecko/142.0 Firefox/142.0

Browser: Firefox Mobile 142

Operating system: Android

Device Platform: Mobile

Date tested: 11 months ago

getElementById

2.1M/s

querySelector

1.3M/s

View exact numbers

Test name	Executions per second
✓ getElementById	2,118,158 Ops/sec
querySelector	1,265,792 Ops/sec

HTML Preparation code:

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

Tests: