Fitbit Ionic vs. Garmin Fenix 5s vs. Amazfit Stratos vs. Garmin Chronos vs. Fitbit Flex

 
Ionic
Fenix 5s
Stratos
Chronos
Flex
 FitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$299$599.99$199$1500$100
Release20172017201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 9 days5 days8 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218x 218320 x 300218 x 218NA
Size1.421.1 inches1.34 inches1.2 inchesNA
TouchNA
TypeOLEDnaOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10ATM5 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryWear OSNA
Apps
Music

All Wearables