Polar M600 vs. Garmin Vivofit 3 vs. Mobvoi TicWatch e2 vs. Amazfit T-Rex

 
M600
Vivofit 3
TicWatch e2
T-Rex
 PolarM600Remove Buy NowGarminVivofit 3Remove Buy NowMobvoiTicWatch e2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$100$200$140
Release2016201620192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 year1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24064 x 64360 x 360360 x 360
Size1.3 inches0.55 inches1.2 inches1.3 inches
Touchn/a
TypeTFTn/aAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSBuild-in
Apps
Music

All Wearables