Polar M600 vs. Fitbit Ionic vs. Fitbit Alta HR vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
M600
Ionic
Alta HR
Forerunner 45
Vivosmart 4
 PolarM600Remove Buy NowFitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$299$150$199$130
Release20162017201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4+ days7 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240348x250128 x 36208 x 20848 x 128
Size1.3 inches1.421.4 inches1.04 inches0.74 inches
Touchn/a
TypeTFTOLEDOLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX850m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearFitbit OSBuilt-in
Apps
Music

All Wearables