Garmin Fenix 5s vs. Amazfit Stratos vs. Fitbit Flex vs. Diesel On Full Guard 2.5 vs. Amazfit GTS

 
Fenix 5s
Stratos
Flex
On Full Guard 2.5
GTS
 GarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$599.99$199$100$325$150
Release20172018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 9 days5 days5 days4 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218x 218320 x 300NA454x454348 x 442
Size1.1 inches1.34 inchesNA1.39 inches1.65 inches
TouchNA
TypenaOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10ATM5 ATM1 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryNAWear OSWear OS
Apps
Music

All Wearables