Wearable Devices

Device GeneActiv Watch Mi Band E4 Wristband Fitbit Charge HR Angel Basis Peak iHealth Edge FitBit flex UP24 Flash

(internal) ID 1 2 3 4 5 6 7 9 10 11

Manufacturer Activinsights Ltd. Xiaomi Empatica Inc. FitBit Seraphim Sense Ltd.

Intel iHealth Lab Inc. FitBit Jawbone Misfit

Readily Available April - May 2015

Available in the US

Medically/FDA approved

Image

Bluetooth 4.0

Background Synching

3-Axis Accelerometer

Heart Rate

Skin Temperature

Galvanic Sensor

Extra Notes No public API, however, BLE protocol was

hacked

Exported in preprocessed form as JSON or XML.

Public API

Sleep Tracking

Automatic sleep detection

Raw Data Access

RADAR applicable*

Battery Life (Days) 30 - 45 30 1 - 1.5 5 7 4 5 - 7 5 14 ~180

Waterresistant

Costs £190.00 £15.99 €1199.00 £904.62 £120.00 $99.99 £66.53 £199.00 $69.95 £46.54 £79.99 £99.00 $50.00 £33.27

Additional Costs £0.00 £0.00 €799.00/unit for 11 or more

£0.00 $0.00 £0.00 £0.00 $0.00 £0.00 £0.00 £0.00 $0.00 £0.00

Total Costs £190.00 £15.99 €1199.00 £904.62 £120.00 $99.99 £66.53 £199.00 $69.95 £46.54 £79.99 £99.00 $50.00 £33.27

* qualifies for RADAR studies if used in conjunction with a smartphone to extract data related to speech, social connectivity and memory (-EMAs) .