Withings Activite Steel vs. Polar Loop 2 vs. Garmin Forerunner 235 vs. Fitbit Charge vs. Garmin Vivofit 4

 
Activite Steel
Loop 2
Forerunner 235
Charge
Vivofit 4
 WithingsActivite SteelRemove Buy NowPolarLoop 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$170$120$299.99$130$79.95
Release20152015201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months8 days (without notifications)9 days7-10 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a215 x 180NA88 x 88
Size1.3 inchesn/a1.23 inchesNANA
TouchNA
TypeAnalogLEDMIPOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables