Fitbit Alta vs. Amazfit Stratos vs. Amazfit Cor vs. Diesel On Full Guard 2.5 vs. Amazfit GTS

 
Alta
Stratos
Cor
On Full Guard 2.5
GTS
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAmazfitCorRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$199$79.99$325$150
Release20162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days12 days4 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 30080 x 160454x454348 x 442
Sizen/a1.34 inches1.23 inches1.39 inches1.65 inches
Touchn/a
TypeOLEDOLEDIPS LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryWear OSWear OS
Apps
Music

All Wearables