Fitbit Alta vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Huawei Band 3 Pro

 
Alta
Watch Series 2
WSD-F20A
Flex
Band 3 Pro
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowHuaweiBand 3 ProRemove Buy Now

Basic Info

Suggested Price$130$269$399$100$70
Release20162016201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours1 day5 days12 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320NA454 x 454
Sizen/a1.5 inches or 1.65 inches1.32 inchesNA1.39 inches
Touchn/aNA
TypeOLEDAMOLEDLCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATM1 ATMIP68

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWear OSNAAMAZFIT OS
Apps
Music

All Wearables