Fitbit Alta vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Fitbit Inspire HR

 
Alta
Watch Series 2
WSD-F20A
On Full Guard
Inspire HR
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$130$269$399$325$99
Release20162016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours1 day1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320454 x 454139 x 60
Sizen/a1.5 inches or 1.65 inches1.32 inches1.4 inches1.4 inches
Touchn/a
TypeOLEDAMOLEDLCDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OSAndroid Wear 2.0Fitbit OS
Apps
Music

All Wearables