Fitbit One vs. Polar M430 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Diesel On Full Guard 2.5

 
One
M430
Stratos
WSD-F20A
On Full Guard 2.5
 FitbitOneRemove Buy NowPolarM430Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$100$255$199$399$325
Release20122017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days30 hours5 days1 day4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128320 x 300320 x 320454x454
Sizen/a1.4 inch1.34 inches1.32 inches1.39 inches
Touch
TypeOLEDLCDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantWR305 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables