Fitbit Blaze vs. Polar M600 vs. Casio G-Shock GBA800 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Blaze
M600
G-Shock GBA800
Vivosmart 4
T-Rex
 FitbitBlazeRemove Buy NowPolarM600Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$330$120$130$140
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days2 days2 years7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 24048 x 128360 x 360
Sizen/a1.3 inches0.74 inches1.3 inches
Touchn/a
TypeLCDTFTOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX820 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-in
Apps
Music

All Wearables