Angular VS Knockout VS Ember VS Backbone VS Iris

JavaScript performance comparison

Revision 260 of this test case created by surtich

Info

Comparison between Angular, Knockout and Ember. Added Backbone. Added Iris Also with comparison of optimization during object creation.

Preparation code

<!-- Jquery -->
<script src="http://code.jquery.com/jquery-1.10.2.min.js"></script>

<!-- Angular -->
<div ng-app>
  <p>Angular:</p>
  <span ng-controller="Ctrl" id="angList"><span ng-repeat="item in data">{{item}}</span></span>
</div>

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.7/angular.min.js"></script>

<script>
  var Ctrl = function($scope){
    $scope.data = [];
  }
  angular.element(document).ready(function() {
    window.ANGAPP = {
      scope: $('#angList').scope(),
      push: function(data){
        this.scope.data.push(data);
      },
      clear: function(){
        this.scope.data = [];
        this.scope.$digest();
      }
    };
  });
</script>

<!-- Knockout -->
<div id="koapp">
  <p>Knockout:</p>
  <span data-bind="foreach: data"><span data-bind="text: $data"></span></span>
</div>

<script src="http://cdnjs.cloudflare.com/ajax/libs/knockout/2.3.0/knockout-min.js"></script>

<script>
  var KOData = ko.observableArray();
  var KOviewmodel = {data: KOData};
 
  ko.applyBindings(KOviewmodel, document.getElementById('koapp'));
  var KOclear = function (){
    KOData.splice(0, KOData().length);
  };
  var KOpush = function (data){
    KOData.push(data);
  };
  var KOunwrap = function(value){
    // Source: http://jsperf.com/ko-unwrapobservable/2
    return ('function'===typeof(value)) ? value(): value;
  };
</script>

<!-- Ember -->
<div id="emapp">
  <p>Ember:</p>
  <script type="text/x-handlebars">
    <span>
      {{#each EMapp.data}}<span>{{this}}</span>{{/each}}
    </span>
  </script>
</div>

<script src="http://builds.emberjs.com/handlebars-1.0.0-rc.4.js"></script>
<script src="http://builds.emberjs.com.s3.amazonaws.com/ember-1.0.0-rc.6.min.js"></script>

<script>
  EMapp = Ember.Application.create({
    rootElement: $('#emapp')
  });
  EMapp.data = Ember.A();
 
  EMclear = function () {
    EMapp.get('data').clear();
  };
  EMreset = function () {
    EMapp.set('data', Ember.A());
  };
  EMpush = function (data) {
    EMapp.get('data').pushObject(data);
  };
</script>

<!--Backbone-->
<script src="//underscorejs.org/underscore.js"></script>
<script src="//backbonejs.org/backbone.js"></script>

<div id="backboneapp">
  <h3>Backbone</h3>
  <span class="backbone-items"></span>
</div>

<script>
var backboneView = Backbone.View.extend({
  push: function(i) {
    this.$el.append(i);
  },
  clear: function() {
    this.$el.html('');
  }

});

window.BB = new backboneView({el: "#backboneapp .backbone-items"});
</script>

Preparation code output

Angular:

{{item}}

Knockout:

Ember:

Backbone

Test runner

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Testing in unknown unknown
Test Ops/sec
Angular 100
ANGAPP.clear();
for (var i = 0; i < 100; i++)
  ANGAPP.push(i);
ANGAPP.scope.$digest();
pending…
Angular 100 (mod)
ANGAPP.clear();
for (var i = 0; i < 100; i++)
  ANGAPP.push(i);
ANGAPP.scope.$digest();
pending…
Knockout 100
KOclear();
for (var i = 0; i < 100; i++)
  KOpush(i);
pending…
Knockout 100 (mod)
KOclear();
var list = ko.utils.unwrapObservable(KOData);
for (var i = 0; i < 100; i++)
  list.push(i);
KOData.valueHasMutated();
pending…
Knockout 100 (unwrap mod)
KOclear();
var list = KOunwrap(KOData);
for (var i = 0; i < 100; i++)
  list.push(i);
KOData.valueHasMutated();
pending…
Ember 100
EMclear();
for (var i = 0; i < 100; i++) {
  EMpush(i);
}
pending…
Ember 100 (mod)
Ember.run(function() {
  EMclear();
  for (var i = 0; i < 100; i++) {
    EMpush(i);
  }
});
pending…
Ember 100 (reset mod)
Ember.run(function() {
  EMreset();
  for (var i = 0; i < 100; i++) {
    EMpush(i);
  }
});
pending…
Backbone
BB.clear();
for (var i = 0; i < 100; i++) {
  BB.push(i);
}
pending…

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