Garmin Vivosmart vs. Amazfit Stratos vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
Vivosmart
Stratos
Forerunner 235
Alta HR
Vivofit 4
 GarminVivosmartRemove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$170$199$299.99$150$79.95
Release20142018201720172018

Activity & Fitness

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

Battery

Duration7 days5 days9 days7 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16320 x 300215 x 180128 x 3688 x 88
Size1.41 inches1.34 inches1.23 inches1.4 inchesNA
Touch
TypeOLEDOLEDMIPOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietary
Apps
Music

All Wearables