Polar M600 vs. Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Garmin Vivosmart 4

 
M600
Vivosmart HR
Forerunner 935
Stratos
Vivosmart 4
 PolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$170$500$199$130
Release20162015201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 2 weeks5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240160 x 68240 x 240320 x 30048 x 128
Size1.3 inches1.08 inches1.2 inches1.34 inches0.74 inches
Touchn/a
TypeTFTn/aLCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aProprietary
Apps
Music

All Wearables