Fitbit Alta vs. Huawei Talkband B2 vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Fitbit Charge HR

 
Alta
Talkband B2
Watch Series 2
WSD-F20A
Charge HR
 FitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$130$180$269$399$150
Release20162015201620182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days18 hours1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88340 x 272 or 390 x 312320 x 320NA
Sizen/a0.73 inches1.5 inches or 1.65 inches1.32 inchesNA
Touchn/aNA
TypeOLEDPMOLEDAMOLEDLCDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP575ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWear OSNA
Apps
Music

All Wearables