Polar M600 vs. Withings Activite Steel vs. Garmin Forerunner 935 vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
M600
Activite Steel
Forerunner 935
Forerunner 45
Vivosmart 4
 PolarM600Remove Buy NowWithingsActivite SteelRemove Buy NowGarminForerunner 935Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$170$500$199$130
Release20162015201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 monthsUp to 2 weeks7 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 240n/a240 x 240208 x 20848 x 128
Size1.3 inches1.3 inches1.2 inches1.04 inches0.74 inches
Touchn/a
TypeTFTAnalogLCDLCDOLED

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/aBuilt-in
Apps
Music

All Wearables