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

 
Blaze
Alta
Watch Series 2
WSD-F20A
GTR
 FitbitBlazeRemove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$130$269$399$199
Release20162016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days18 hours1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312320 x 320454 x 454
Sizen/an/a1.5 inches or 1.65 inches1.32 inches1.39 inches
Touchn/a
TypeLCDOLEDAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWear OSBuild-in
Apps
Music

All Wearables