Garmin Fenix 5s vs. Amazfit Stratos vs. Fitbit Flex vs. Amazfit GTS vs. Apple Watch Ultra

 
Fenix 5s
Stratos
Flex
GTS
Watch Ultra
 GarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$599.99$199$100$150$799
Release20172018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 9 days5 days5 days14 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218x 218320 x 300NA348 x 442502x410 pixels
Size1.1 inches1.34 inchesNA1.65 inches1.92 inches
TouchNA
TypenaOLEDLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10ATM5 ATM1 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryNAWear OSWatchOS 9
Apps
Music

All Wearables