Polar M600 vs. Withings Activite Sapphire vs. Garmin Forerunner 45 vs. Fitbit Inspire HR

 
M600
Activite Sapphire
Forerunner 45
Inspire HR
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowGarminForerunner 45Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$330$450$199$99
Release2016201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a208 x 208139 x 60
Size1.3 inches1.3 inches1.04 inches1.4 inches
Touchn/a
TypeTFTAnalogLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuilt-inFitbit OS
Apps
Music

All Wearables