Polar A360 vs. Polar Loop 2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4

 
A360
Loop 2
Charge
Vivofit 4
Vivosmart 4
 PolarA360Remove Buy NowPolarLoop 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$120$130$79.95$130
Release20152015201420182018

Activity & Fitness

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

Battery

Duration12 days8 days (without notifications)7-10 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80n/aNA88 x 8848 x 128
Size1.18 inchesn/aNANA0.74 inches
TouchNA
Typen/aLEDOLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR302 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables