Casio WSD-F10 vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Huawei Talkband B2 vs. Polar Loop 2

 
WSD-F10
Activite Sapphire
Flex 2
Talkband B2
Loop 2
 CasioWSD-F10Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowPolarLoop 2Remove Buy Now

Basic Info

Suggested Price$500$450$100$180$120
Release20162014201620152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a8 months5 days3 days8 days (without notifications)
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/an/an/an/an/a
Macn/an/an/an/a
Windowsn/an/an/an/a

Connectivity

Bluetoothn/a
Cellularn/a
GPS
NFCn/a
Wi-Fin/a

Display

Colorn/a
Resolutionn/an/an/a128 x 88n/a
Sizen/a1.3 inchesn/a0.73 inchesn/a
Touchn/an/a
TypeLCDAnalogLEDPMOLEDLED

Functions

Audio Speakern/aBluetooth
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP572 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/an/a
Appsn/a
Musicn/a

All Wearables