diff --git a/js/utils/platform.js b/js/utils/platform.js
index 9c7694124ed..2ebf2781f8e 100644
--- a/js/utils/platform.js
+++ b/js/utils/platform.js
@@ -116,6 +116,8 @@
 
           if(this.isAndroid() && version < 4.4) {
             this.grade = (version < 4 ? 'c' : 'b');
+          } else if(this.isWindowsPhone()) {
+            this.grade = 'b';
           }
         }
       }
diff --git a/scss/_platform.scss b/scss/_platform.scss
index edd3c46ba27..d9db29a325d 100644
--- a/scss/_platform.scss
+++ b/scss/_platform.scss
@@ -52,8 +52,8 @@
   }
 }
 
-.platform-android2:not(.enable-transitions) * {
-  // disable transitions on Android 2
+.platform-c:not(.enable-transitions) * {
+  // disable transitions on grade-c devices (Android 2)
   -webkit-transition: none !important;
   transition: none !important;
 }
diff --git a/test/unit/angular/service/platform.unit.js b/test/unit/angular/service/platform.unit.js
index 98af3b0c197..f35499fa082 100644
--- a/test/unit/angular/service/platform.unit.js
+++ b/test/unit/angular/service/platform.unit.js
@@ -276,6 +276,14 @@ describe('Ionic Platform Service', function() {
     expect(ionic.Platform.grade).toEqual('a');
   });
 
+  it('sets grade b from Windows Phone platform', function() {
+    window.cordova = {};
+    ionic.Platform.setPlatform('windowsphone');
+    ionic.Platform.setVersion('8.0');
+    ionic.Platform._checkPlatforms();
+    expect(ionic.Platform.grade).toEqual('b');
+  });
+
   it('sets grade a from unknown platform', function() {
     window.cordova = {};
     ionic.Platform.setPlatform('whatever');