Fitbit Blaze vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Fitbit Alta HR

 
Blaze
Watch Series 2
Stratos
WSD-F20A
Alta HR
 FitbitBlazeRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$269$199$399$150
Release20162016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days18 hours5 days1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 300320 x 320128 x 36
Sizen/a1.5 inches or 1.65 inches1.34 inches1.32 inches1.4 inches
Touch
TypeLCDAMOLEDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSProprietaryWear OS
Apps
Music

All Wearables