Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Run results for:
getElementById vs querySelector in large DOM
Go to the benchmark
Embed
Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:146.0) Gecko/20100101 Firefox/146.0
Browser:
Firefox 146
Operating system:
Windows
Device Platform:
Desktop
Date tested:
7 months ago
getElementById
2.0M/s
querySelector
52K/s
View exact numbers
Test name
Executions per second
✓
getElementById
2,048,423 Ops/sec
querySelector
51,756 Ops/sec
HTML Preparation code:
<div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement2"> <div id="testElement"> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div>
Tests:
getElementById
var el = document.getElementById('testElement'); var className = el.className;
querySelector
var el = document.querySelector('#testElement'); var className = el.className;