Casio WSD-F10 vs. Polar M400 vs. Acer Liquid Leap vs. Fitbit Charge vs. Amazfit T-Rex

 
WSD-F10
M400
Liquid Leap
Charge
T-Rex
 CasioWSD-F10Remove Buy NowPolarM400Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitChargeRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$200$90$130$140
Release20162014201520142019

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 to 7 days7-10 days20 days
Rechargeable

Compatibility

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

Connectivity

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

Display

Color
Resolutionn/an/a128 x 32NA360 x 360
Sizen/an/a1 inchNA1.3 inches
Touchn/aNA
TypeLCDn/aOLEDOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX41 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNABuild-in
Appsn/a
Musicn/a

All Wearables