Garmin Fenix 3 vs. Fitbit Ionic vs. Amazfit Stratos vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
Fenix 3
Ionic
Stratos
Alta HR
Vivofit 4
 GarminFenix 3Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$500$299$199$150$79.95
Release20152017201820172018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks4+ days5 days7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218348x250320 x 300128 x 3688 x 88
Size1.2 inches1.421.34 inches1.4 inchesNA
Touch
TypeChroma LEDOLEDOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSProprietary
Apps
Music

All Wearables