jQuery append vs jQuery html vs native innerHTML vs native DOM

JavaScript performance comparison

Revision 84 of this test case created


Just a simple example showing the speed difference between populating a list with jQuery .append(), jQuery .html(), native innerHTML, and native DOM create & append.

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
<div id="list" style="display:none">
Benchmark.prototype.setup = function() {
    var len = 20;

Preparation code output

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
jquery .append()
for (var i = 0; i < len; i++) {
  $('#list').html( '<div>Test ' + i + '</div>' );
native innerHTML
var list = document.getElementById('list');
for (var i = 0; i < len; i++) {
  list.innerHTML = '<div>Test ' + i + '</div>';

Compare results of other browsers


You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:


Comment form temporarily disabled.

Add a comment