Fitbit Flex 2 vs. Amazfit Stratos vs. Diesel On Full Guard vs. Garmin Vivoactive 3 vs. Garmin VivoActive 4

 
Flex 2
Stratos
On Full Guard
Vivoactive 3
VivoActive 4
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowDieselOn Full GuardRemove Buy NowGarminVivoactive 3Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$199$325$299$349
Release20162018201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300454 x 454240 x 240260 x 260
Sizen/a1.34 inches1.4 inches1.2 inches1.3ionches
Touchn/a
TypeLEDOLEDOMOLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid Wear 2.0Wear OS
Apps
Music

All Wearables