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

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

Basic Info

Suggested Price$200$130$150$269$399
Release20162016201620162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days18 hours1 day
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a340 x 272 or 390 x 312320 x 320
Sizen/an/an/a1.5 inches or 1.65 inches1.32 inches
Touchn/an/a
TypeLCDOLEDOLEDAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aWatch OSWear OS
Apps
Music

All Wearables