Huawei Talkband B2 vs. Misfit Flash vs. Casio WSD-F20A vs. Fitbit Flex vs. Amazfit T-Rex

 
Talkband B2
Flash
WSD-F20A
Flex
T-Rex
 HuaweiTalkband B2Remove Buy NowMisfitFlashRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$180$30$399$100$140
Release20152014201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days6 months1 day5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution128 x 88n/a320 x 320NA360 x 360
Size0.73 inchesn/a1.32 inchesNA1.3 inches
Touchn/aNA
TypePMOLEDn/aLCDLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP573 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNABuild-in
Apps
Music

All Wearables