Huawei Fit vs. Polar M400 vs. Casio WSD-F20A vs. Fitbit Charge vs. HTC re Grip

 
Fit
M400
WSD-F20A
Charge
re Grip
 HuaweiFitRemove Buy NowPolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$130$200$399$130$199
Release20162014201820142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration6 days8 hours to 30 days1 day7-10 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution208 x 208n/a320 x 320NA160 x 32
Size1.04 inchesn/a1.32 inchesNA1.8 inches
TouchNA
TypeMemory LCDn/aLCDOLEDPMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone 5 ATM
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP683 ATM5 ATM1 ATMIP57

Notifications

Phone 5 ATM
Emails
Textsn/a

Software

Operating Systemn/an/aWear OSNANA
Appsn/a
Musicn/a

All Wearables