Run results for: querySelector vs getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; EML-L09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Mobile Safari/537.36

Browser: Chrome Mobile 80

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
querySelector	1179088.0 Ops/sec
getElementsByClassName	1286916.0 Ops/sec

HTML Preparation code:

<div class="test"></div>

Tests: