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Image of a WSD-F20A
Image of a On Full Guard 2.5
Image of a Versa 2
Image of a Inspire HR
 AppleWatch Series 3Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitVersa 2Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$329$399$325$199$99
Release20172018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day4 days5 days5 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 320454x454300 x 300139 x 60
Size1.5 inches or 1.65 inches1.32 inches1.39 inches1.34 inches1.4 inches
Touch
TypeAMOLEDLCDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Wear OSWear OSBuild-inFitbit OS
Apps
Music

All Wearables