Run results for: querySelector vs getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.1.0; SM-T385K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.110 Safari/537.36

Browser: Chrome 86

Operating system: Android 8.1.0

Device Platform: Tablet

Date tested: 3 years ago

Test name	Executions per second
querySelector	257672.7 Ops/sec
getElementsByClassName	324329.4 Ops/sec

HTML Preparation code:

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

Tests: