Handlebars.js vs Mustache.js

JavaScript performance comparison

Revision 18 of this test case created

Preparation code

<style type="text/css">
  #output { overflow: hidden; } #output .sample { width: 45%; padding: 1%; border:
  1px solid #ccc; float: left; }
</style>
<script src="//cdnjs.cloudflare.com/ajax/libs/mustache.js/0.7.0/mustache.min.js ">
</script>
<script src="//cdnjs.cloudflare.com/ajax/libs/handlebars.js/1.0.0.beta2/handlebars.min.js">
</script>
<script id="template_one" type="text/template">
  < h3 >{{header}}< /h3>
<ul>
    {{#items}}
        {{#first}}<li><strong>{{name}}</strong > < /li>{{/first}}
    {{/items}}< /ul>
{{#double}}
    <p>Double rainbow!</p >
{{/double}}
</script>
<div id="output">
  <div class="sample">
    <h2>
      Mustache Renders
    </h2>
    <div id="mu">
    </div>
  </div>
  <div class="sample">
    <h2>
      Handlebars Renders
    </h2>
    <div id="hb">
    </div>
  </div>
</div>
<script>
Benchmark.prototype.setup = function() {
     var template = document.getElementById('template_one').innerText,
          data = {
          "header": "Colors",
          "items": [{
            "name": "rainbow",
            "first": true,
            "url": "#Rainbow"
          }, {
            "name": "red",
            "link": true,
            "url": "#Red"
          }, {
            "name": "orange",
            "link": true,
            "url": "#Orange"
          }, {
            "name": "yellow",
            "link": true,
            "url": "#Yellow"
          }, {
            "name": "green",
            "link": true,
            "url": "#Green"
          }, {
            "name": "blue",
            "link": true,
            "url": "#Blue"
          }, {
            "name": "purple",
            "link": true,
            "url": "#Purple"
          }, {
            "name": "white",
            "link": false,
            "url": "#While"
          }, {
            "name": "black",
            "link": false,
            "url": "#Black"
          }],
          "double": true
          },
          hb_compiled;
   
      ui.benchmarks[1].setup = function() {
        hb_compiled = null;
      };
   
      ui.benchmarks[2].setup = function() {
        hb_compiled = Handlebars.compile(template);
      };
   
      document.getElementById('mu').innerHTML = Mustache.to_html(template, data);
      document.getElementById('hb').innerHTML = Handlebars.compile(template)(data);
};
</script>

Preparation code output

Mustache Renders

Handlebars Renders

Test runner

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Testing in unknown unknown
Test Ops/sec
Mustache to_html
Mustache.to_html(template, data);
pending…
Handlebars: compile + render
Handlebars.compile(template)(data);
pending…
Handlebars: compile once + render
if (!hb_compiled) {
  hb_compiled = Handlebars.compile(template);
}
hb_compiled(data);
pending…
Handlebars: render only
hb_compiled(data);
pending…

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