Amazfit Stratos vs. Apple Watch vs. Garmin Chronos vs. Fitbit Alta HR vs. Fitbit Flex

 
Stratos
Watch
Chronos
Alta HR
Flex
 AmazfitStratosRemove Buy NowAppleWatchRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$199$349$1500$150$100
Release20182015201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours8 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300340 x 272 or 390 x 312218 x 218128 x 36NA
Size1.34 inches1.5 inches or 1.65 inches1.2 inches1.4 inchesNA
TouchNA
TypeOLEDAMOLEDMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX710 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWatch OSWear OSNA
Apps
Music

All Wearables