Fitbit Charge 2 vs. ASUS ZenWatch 3 vs. Amazfit Stratos vs. Fitbit Flex vs. Diesel On Full Guard 2.5

 
Charge 2
ZenWatch 3
Stratos
Flex
On Full Guard 2.5
 FitbitCharge 2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$150$229$199$100$325
Release20162017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours5 days5 days4 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400320 x 300NA454x454
Sizen/a1.39 inches1.34 inchesNA1.39 inches
Touchn/aNA
TypeOLEDAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2ProprietaryNAWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables