Consumer Reports gives the Ninja Master Prep Professional ($60-80) a 73 out of 100, the KithenAid KSK565 ($77-100) a 66/100, and the Ninja Professional ($100) a 61/100. All three received excellent ratings in the categories of Durability and Ice Crush. The Ninja blenders both have plastic jars, while the KitchenAid is glass. The Ninjas received an excellent rating on Icy Drinks, while KitchenAid received a very good. Therefore, the Ninja Master Prep edges out the KitchenAid, which is just a little better than the Ninja Professional.