Polar M600 vs. Garmin Vivosmart HR vs. ASUS ZenWatch 3 vs. Fitbit Flex vs. Amazfit GTS

 
M600
Vivosmart HR
ZenWatch 3
Flex
GTS
 PolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$330$170$229$100$150
Release20162015201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days48 hours5 days14 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240160 x 68400 x 400NA348 x 442
Size1.3 inches1.08 inches1.39 inchesNA1.65 inches
Touchn/aNA
TypeTFTn/aAMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2NAWear OS
Apps
Music

All Wearables