Casio WSD-F10 vs. Garmin Forerunner 225 vs. Fitbit Charge 2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
WSD-F10
Forerunner 225
Charge 2
Vivosmart 4
T-Rex
 CasioWSD-F10Remove Buy NowGarminForerunner 225Remove Buy NowFitbitCharge 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$300$150$130$140
Release20162015201620182019

Activity & Fitness

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

Battery

Durationn/a10 hours to 4 weeks5 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

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

Display

Color
Resolutionn/a180 x 180n/a48 x 128360 x 360
Sizen/a1 inchn/a0.74 inches1.3 inches
Touchn/an/a
TypeLCDn/aOLEDOLEDAMOLED

Functions

Audio Speakern/a22
Clock
Phonen/an/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMn/a5 ATM5 ATM

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aBuild-in
Appsn/an/a
Musicn/an/a

All Wearables