Fitbit One |
Waist |
Steps, stairs, distance, calories, sleep |
Yes |
Personal computer, iOS, Android, Windows |
Accelerometer (3 axis), altimeter |
Up to 23 days |
No |
PAM |
Waist |
Physical activity score |
Yes |
Personal computer |
Accelerometer (3 axis) |
Not reported |
No |
SenseWear |
Upper arm |
Physical activity, energy expenditure, steps, sleep |
No (optional display required) |
Personal computer |
Accelerometer (3 axis), heat flux, galvanic skin response, skin temperature, near-body ambient temperature |
Up to 34 days |
No |
Actical |
Wrist, waist, ankle |
Physical activity, energy expenditure, steps |
No |
Personal computer |
Accelerometer (omnidirectional) |
Up to 194 days |
Yes |
Polar Active |
Wrist |
Physical activity, steps, calories, sleep |
Yes |
Personal computer, iOS, Android |
Accelerometer (3 axis) |
21 days (activity diary) |
Yes |
Polar heart rate monitor |
Chest |
Heart rate, calories |
No |
Personal computer |
Heart rate |
Up to 30 hours |
Yes |