Fitbit Blaze vs. Casio WSD-F20A vs. Fitbit Charge vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Blaze
WSD-F20A
Charge
Forerunner 45
T-Rex
 FitbitBlazeRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$399$130$199$140
Release20162018201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days1 day7-10 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NA208 x 208360 x 360
Sizen/a1.32 inchesNA1.04 inches1.3 inches
TouchNA
TypeLCDLCDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNABuilt-inBuild-in
Apps
Music

All Wearables