Run results for: OffscreenCanvas measureText

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:131.0) Gecko/20100101 Firefox/131.0

Browser: Firefox 131

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

OffscreenCanvas

2.9M/s

Canvas

2.9M/s

View exact numbers

Test name	Executions per second
✓ OffscreenCanvas	2,915,746 Ops/sec
Canvas	2,881,678 Ops/sec

Script Preparation code:

var canvas = document.createElement('canvas');
var context = canvas.getContext('2d');

var offscreenCanvas = document.createElement('canvas');
var offscreenContext = offscreenCanvas.getContext('2d');

Tests:

Canvas
context.measureText('m');
OffscreenCanvas
offscreenContext.measureText('m');

Run results for: OffscreenCanvas measureText

DomCanvas vs OffscreenCanvas

Canvas

OffscreenCanvas