Blood-Pressure Monitor Ratings, Not dated
The Panasonic EW3109W is one of 27 top-selling automatic blood pressure monitors rated in a report from ConsumerReports.org. Each model is evaluated on factors including accuracy, comfort and convenience; full details are available to subscribers.
Blood Pressure Monitors Validated for Home Use, As of February 2014
The British Hypertension Society (BHS) doesn't directly test blood pressure monitors, but it maintains a list of monitors that pass tests administered by other organizations, sometimes using BHS's own protocols. The Panasonic EW3109 is listed as certified under International Protocol.
Sphygmomanometers for Self-measurement of Blood Pressure (SBPM), As of February 2014
The dabl Educational Trust maintains a large database of ratings, and a few extremely brief comments, for blood pressure monitors. The Panasonic EW3109 receives a Recommended rating for at-rest use, and a Pass rating under the European Society of Hypertension's 2002 guidelines.
Panasonic EW3109W Portable Upper Arm Blood Pressure Monitor White/Grey, As of February 2014
More than 1,100 users give the Panasonic EW3109W an average rating of 4.4 stars. A number of reviewers have taken this model to the doctor's office to compare it with medical-grade monitors; although the results were usually within a few points of each other, a few users reported wildly inaccurate readings.
Panasonic Automatic Portable Arm Blood Pressure Monitor, As of February 2014
More than 70 Walmart.com users rate the Panasonic EW3109W; giving it an average score of 4.8 stars overall. Most love its slim, durable construction, and say it's very accurate as long as you follow the usage directions precisely.
Panasonic Portable Automatic Arm Blood Pressure Monitor, Model EW 3109W, As of February 2014
Eleven Walgreens.com users review the Panasonic EW3109W, giving it a 4.9-star average rating. They offer unreserved praise for its ease of use and -- from those who've bothered to check -- accuracy.