Run results for: getElementById vs querySelector 2025 year version

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:141.0) Gecko/20100101 Firefox/141.0

Browser: Firefox 141

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

getElementById

3.4M/s

querySelector

1.7M/s

View exact numbers

Test name	Executions per second
✓ getElementById	3,413,094 Ops/sec
querySelector	1,730,898 Ops/sec

HTML Preparation code:

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

Tests: