Fitbit Flex 2 vs. Garmin Vivosmart vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Jaybird Reign

 
Flex 2
Vivosmart
Forerunner 935
Stratos
Reign
 FitbitFlex 2Remove Buy NowGarminVivosmartRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$170$500$199$150
Release20162014201720182015

Activity & Fitness

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

Battery

Duration5 days7 daysUp to 2 weeks5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 16240 x 240320 x 300NA
Sizen/a1.41 inches1.2 inches1.34 inchesNA
Touchn/aNA
TypeLEDOLEDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryNA
Apps
Music

All Wearables