Polar M600 vs. Garmin Forerunner 935 vs. Polar Loop vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
M600
Forerunner 935
Loop
Forerunner 45
Vivosmart 4
 PolarM600Remove Buy NowGarminForerunner 935Remove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$500$100$199$130
Release20162017201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysUp to 2 weeks5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240NA208 x 20848 x 128
Size1.3 inches1.2 inchesNA1.04 inches0.74 inches
Touchn/a
TypeTFTLCDLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM2 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuilt-in
Apps
Music

All Wearables