The Mio Alpha is part of the heart-rate monitor
test program at Consumer Reports. In our lab tests, heart-rate monitor
models like the Alpha are rated on multiple criteria, such as those listed below.
- Indicates whether the model employs a chest strap mounted sensor that transmitts to a watch, a chest strap mounted sensor that transmits to an iPhone app, a watch that requires the user to touch the rim or button to take an intermittent reading or a watch that takes continuous heart rates from the user's wrist.
- Accuracy was measured against a highly accurate electrocardiograph; the higher the accuracy score, the more often the monitor displayed the same heart rate as the reference did.
Ease of use and features:
- Ease of use includes features, clarity of instructions, and convenience as judged by panelists who used the devices.