diff --git a/lib/jasmine-core/jasmine.js b/lib/jasmine-core/jasmine.js
index c605058b..ba53d714 100644
--- a/lib/jasmine-core/jasmine.js
+++ b/lib/jasmine-core/jasmine.js
@@ -2301,17 +2301,12 @@ getJasmineRequireObj().matchersUtil = function(j$) {
     bStack.push(b);
     var size = 0;
     // Recursively compare objects and arrays.
-    if (className == '[object Array]') {
-      // Compare array lengths to determine if a deep comparison is necessary.
-      size = a.length;
-      result = size == b.length;
-      if (result) {
-        // Deep compare the contents, ignoring non-numeric properties.
-        while (size--) {
-          if (!(result = eq(a[size], b[size], aStack, bStack, customTesters))) { break; }
-        }
-      }
-    } else {
+    // Compare array lengths to determine if a deep comparison is necessary.
+    if (className == '[object Array]' && a.length !== b.length) {
+      result = false;
+    }
+
+    if (result) {
       // Objects with different constructors are not equivalent, but `Object`s
       // from different frames are.
       var aCtor = a.constructor, bCtor = b.constructor;
diff --git a/spec/core/matchers/matchersUtilSpec.js b/spec/core/matchers/matchersUtilSpec.js
index f778394e..ebca6a7d 100644
--- a/spec/core/matchers/matchersUtilSpec.js
+++ b/spec/core/matchers/matchersUtilSpec.js
@@ -58,6 +58,16 @@ describe("matchersUtil", function() {
       expect(j$.matchersUtil.equals([1, 2], [1, 2, 3])).toBe(false);
     });
 
+    it("fails for Arrays whose contents are equivalent, but have differing properties", function() {
+      var one = [1,2,3],
+          two = [1,2,3];
+
+      one.foo = 'bar';
+      two.foo = 'baz';
+
+      expect(j$.matchersUtil.equals(one, two)).toBe(false);
+    });
+
     it("passes for Errors that are the same type and have the same message", function() {
       expect(j$.matchersUtil.equals(new Error("foo"), new Error("foo"))).toBe(true);
     });
diff --git a/src/core/matchers/matchersUtil.js b/src/core/matchers/matchersUtil.js
index 260366ef..1f7a6817 100644
--- a/src/core/matchers/matchersUtil.js
+++ b/src/core/matchers/matchersUtil.js
@@ -123,17 +123,12 @@ getJasmineRequireObj().matchersUtil = function(j$) {
     bStack.push(b);
     var size = 0;
     // Recursively compare objects and arrays.
-    if (className == '[object Array]') {
-      // Compare array lengths to determine if a deep comparison is necessary.
-      size = a.length;
-      result = size == b.length;
-      if (result) {
-        // Deep compare the contents, ignoring non-numeric properties.
-        while (size--) {
-          if (!(result = eq(a[size], b[size], aStack, bStack, customTesters))) { break; }
-        }
-      }
-    } else {
+    // Compare array lengths to determine if a deep comparison is necessary.
+    if (className == '[object Array]' && a.length !== b.length) {
+      result = false;
+    }
+
+    if (result) {
       // Objects with different constructors are not equivalent, but `Object`s
       // from different frames are.
       var aCtor = a.constructor, bCtor = b.constructor;