Fitbit Blaze vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Amazfit T-Rex

 
Blaze
Forerunner 935
WSD-F20A
645 Music
T-Rex
 FitbitBlazeRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$500$399$450$140
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 DaysUp to 2 weeks1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320240 x 240360 x 360
Sizen/a1.2 inches1.32 inches1.2 inches1.3 inches
Touch
TypeLCDLCDLCDMIPAMOLED

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 OSBuild-in
Apps
Music

All Wearables