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Vivofit 4
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Basic Info

Suggested Price$130$79.95$120$80
Release2014201820152016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7-10 days1 year8 days (without notifications)8 months
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows PhoneNAn/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
ResolutionNA88 x 88n/an/a
SizeNANAn/an/a
TouchNAn/a
TypeOLEDNALEDE-Ink

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM2 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemNAn/an/a
Appsn/a
Music

All Wearables