alaTest has collected and analyzed 5 user reviews of Perma-Brew One Cup Drip Coffeemaker from Amazon.com. The average user rating for this product is 3.0/5, compared to an average user rating of 3.8/5 for other products in the same category on Amazon.com. Reviewers are impressed by the design and usability. The performance and maintenance also get good comments, but many are less positive about the price.