Apple Watch Series 2 vs. Amazfit Stratos vs. Fitbit Versa vs. Garmin Chronos vs. Fitbit Alta HR

 
Watch Series 2
Stratos
Versa
Chronos
Alta HR
 AppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitVersaRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$269$199$199.99$1500$150
Release20162018201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days4 days8 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 300300 x300218 x 218128 x 36
Size1.5 inches or 1.65 inches1.34 inches1.34 inches1.2 inches1.4 inches
Touch
TypeAMOLEDOLEDOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSProprietaryWear OS
Apps
Music

All Wearables