object.create vs new/prototype

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    function Person (name, age) {
      this.name = name;
      this.age = age;
    };
    Person.prototype.speak = function (msg) {
      return this.name + ': ' + msg;
    };
   
    var person = {
      age: 0,
      name: '',
      speak: function (msg) {
        return this.name + ': ' + msg;
      }
    };
   
};
</script>

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Testing in unknown unknown
Test Ops/sec
new Person
var p1 = new Person();
p1.speak();
pending…
Object.create
var p2 = Object.create(person);
p2.speak();
pending…

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