Polar M600 vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Diesel On Full Guard 2.5 vs. Amazfit GTS

 
M600
Flex 2
Vivosmart HR
On Full Guard 2.5
GTS
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$330$100$170$325$150
Release20162016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days4 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a160 x 68454x454348 x 442
Size1.3 inchesn/a1.08 inches1.39 inches1.65 inches
Touchn/an/a
TypeTFTLEDn/aAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OSWear OS
Apps
Music

All Wearables