alaTest has collected and analyzed 13 user reviews of Keurig® B31 MINI Plus Personal Coffee Brewer - Purple from Amazon.com. The average user rating for this product is 4.2/5, compared to an average user rating of 3.8/5 for other products in the same category on Amazon.com. Reviewers really like the maintenance and size. The durability and usability are also mentioned favorably, whereas there are some negative views about the reliability and performance.