Polar M600 vs. Fitbit Alta vs. MobVoi TicWatch Pro vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
M600
Alta
TicWatch Pro
Vivosmart 4
T-Rex
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowMobVoiTicWatch ProRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$130$300$130$140
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days30 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a400 x 40048 x 128360 x 360
Size1.3 inchesn/a1.4 inches0.74 inches1.3 inches
Touchn/an/a
TypeTFTOLEDOLED/FSTNOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aIP685 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/aWear OSBuild-in
Apps
Music

All Wearables