Fitbit Blaze vs. Casio WSD-F20A vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Blaze
WSD-F20A
Forerunner 45
Vivosmart 4
T-Rex
 FitbitBlazeRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$399$199$130$140
Release20162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days1 day7 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320208 x 20848 x 128360 x 360
Sizen/a1.32 inches1.04 inches0.74 inches1.3 inches
Touch
TypeLCDLCDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuilt-inBuild-in
Apps
Music

All Wearables