Run results for: rgb vs rgba canvas

Run details:

User agent: Mozilla/5.0 (Linux; Android 11; Redmi Note 10T Build/RP1A.200720.011) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.6312.118 Mobile Safari/537.36 XiaoMi/MiuiBrowser/14.40.2-gn

Browser: Chrome Mobile 123

Operating system: Android

Device Platform: Mobile

Date tested: 6 months ago

Test name	Executions per second
alpha	169615.2 Ops/sec
no alpha	164539.7 Ops/sec

HTML Preparation code:

<canvas id="canvasOne" width="400" height="400"></canvas>
<canvas id="canvasTwo" width="400" height="400"></canvas>

Script Preparation code:

var canvasOne = document.getElementById("canvasOne");
var ctxOne = canvasOne.getContext("2d");

var canvasTwo = document.getElementById("canvasTwo");
var ctxTwo = canvasTwo.getContext("2d");

Tests:

alpha
ctxOne.beginPath(); ctxOne.fillStyle = 'rgba(231, 76, 60, 0.1)'; ctxOne.arc(20, 20, 12, 0, Math.PI * 2, true); ctxOne.fill();
no alpha
ctxTwo.beginPath(); ctxTwo.fillStyle = 'rgb(249, 206, 201)'; ctxTwo.arc(20, 20, 12, 0, Math.PI * 2, true); ctxTwo.fill();

Run results for: rgb vs rgba canvas

alpha

no alpha