Fitbit Alta vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Fitbit Flex vs. Garmin Vivofit 4

 
Alta
Forerunner 935
Stratos
Flex
Vivofit 4
 FitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$500$199$100$79.95
Release20162017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks5 days5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 300NA88 x 88
Sizen/a1.2 inches1.34 inchesNANA
Touchn/aNA
TypeOLEDLCDOLEDLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryNA
Apps
Music

All Wearables