Run results for: getElementById vs querySelector 2025 year version

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:147.0) Gecko/20100101 Firefox/147.0

Browser: Firefox 147

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 6 months ago

getElementById

13.3M/s

querySelector

7.8M/s

View exact numbers

Test name	Executions per second
✓ getElementById	13,324,489 Ops/sec
querySelector	7,830,198 Ops/sec

HTML Preparation code:

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

Tests: