Run results for: getBoundingClientRect vs offset performance

Run details:

User agent: Mozilla/5.0 (X11; Linux armv7l) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Odin/111.5563.5.1 Safari/537.36 HbbTV/1.7.1 (+DRM;VIDAA;2024_55E70LEVS_Hisense;V0000.08.50V.O0712;;8ec84d01-589e-49d3-8e52-9d22d46e1b0b;) FVC/9.0 (VIDAA;8ec84d01-589e-49d3-8e52-9d22d46e1b0b;) LaTivu_2.0.0_2024

Browser: HbbTV 1

Operating system: Linux

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
getBoundingClientRect	29408.9 Ops/sec
offset	17363.7 Ops/sec

HTML Preparation code:

<div id="test" style="position: absolute; left: 10%; top: 20%;">Test</div>

Tests:

getBoundingClientRect
const testDiv = document.getElementById('test'); const testRect = testDiv.getBoundingClientRect(); const x = testRect.left + testRect.width / 2;
offset
const testDiv = document.getElementById('test'); const y = testDiv.offsetLeft + testDiv.offsetWidth / 2;