Run results for: querySelector vs getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; SM-J600G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Mobile Safari/537.36

Browser: Chrome Mobile 84

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
querySelector	309314.8 Ops/sec
getElementsByClassName	430253.9 Ops/sec

HTML Preparation code:

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

Tests: