diff --git a/src/ng/directive/ngOptions.js b/src/ng/directive/ngOptions.js
index 5f67c950e7e1..6d776fb87ac6 100644
--- a/src/ng/directive/ngOptions.js
+++ b/src/ng/directive/ngOptions.js
@@ -325,13 +325,25 @@ var ngOptionsDirective = ['$compile', '$parse', function($compile, $parse) {
         // The option values were already computed in the `getWatchables` fn,
         // which must have been called to trigger `getOptions`
         var optionValues = valuesFn(scope) || [];
+        var optionValuesKeys;
 
-        var keys = Object.keys(optionValues);
-        keys.forEach(function getOption(key) {
 
-          // Ignore "angular" properties that start with $ or $$
-          if (key.charAt(0) === '$') return;
+        if (!keyName && isArrayLike(optionValues)) {
+          optionValuesKeys = optionValues;
+        } else {
+          // if object, extract keys, in enumeration order, unsorted
+          optionValuesKeys = [];
+          for (var itemKey in optionValues) {
+            if (optionValues.hasOwnProperty(itemKey) && itemKey.charAt(0) !== '$') {
+              optionValuesKeys.push(itemKey);
+            }
+          }
+        }
 
+        var optionValuesLength = optionValuesKeys.length;
+
+        for (var index = 0; index < optionValuesLength; index++) {
+          var key = (optionValues === optionValuesKeys) ? index : optionValuesKeys[index];
           var value = optionValues[key];
           var locals = getLocals(value, key);
           var viewValue = viewValueFn(scope, locals);
@@ -343,7 +355,7 @@ var ngOptionsDirective = ['$compile', '$parse', function($compile, $parse) {
 
           optionItems.push(optionItem);
           selectValueMap[selectValue] = optionItem;
-        });
+        }
 
         return {
           items: optionItems,
diff --git a/test/ng/directive/ngOptionsSpec.js b/test/ng/directive/ngOptionsSpec.js
index 2998ad7aa577..d0edd7be8e76 100644
--- a/test/ng/directive/ngOptionsSpec.js
+++ b/test/ng/directive/ngOptionsSpec.js
@@ -180,6 +180,47 @@ describe('ngOptions', function() {
   });
 
 
+  it('should not include properties with non-numeric keys in array-like collections when using array syntax', function() {
+    createSelect({
+      'ng-model':'selected',
+      'ng-options':'value for value in values'
+    });
+
+    scope.$apply(function() {
+      scope.values = { 0: 'X', 1: 'Y', 2: 'Z', 'a': 'A', length: 3};
+      scope.selected = scope.values[1];
+    });
+
+    var options = element.find('option');
+    expect(options.length).toEqual(3);
+    expect(options.eq(0)).toEqualOption('X');
+    expect(options.eq(1)).toEqualOption('Y');
+    expect(options.eq(2)).toEqualOption('Z');
+
+  });
+
+
+  it('should include properties with non-numeric keys in array-like collections when using object syntax', function() {
+    createSelect({
+      'ng-model':'selected',
+      'ng-options':'value for (key, value) in values'
+    });
+
+    scope.$apply(function() {
+      scope.values = { 0: 'X', 1: 'Y', 2: 'Z', 'a': 'A', length: 3};
+      scope.selected = scope.values[1];
+    });
+
+    var options = element.find('option');
+    expect(options.length).toEqual(5);
+    expect(options.eq(0)).toEqualOption('X');
+    expect(options.eq(1)).toEqualOption('Y');
+    expect(options.eq(2)).toEqualOption('Z');
+    expect(options.eq(3)).toEqualOption('A');
+    expect(options.eq(4)).toEqualOption(3);
+  });
+
+
   it('should render an object', function() {
     createSelect({
       'ng-model': 'selected',