Moov Now vs. Polar Loop 2 vs. Withings Go vs. Fitbit Charge vs. Garmin Vivofit 4

 
Now
Loop 2
Go
Charge
Vivofit 4
 MoovNowRemove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$79$120$80$130$79.95
Release20152015201620142018

Activity & Fitness

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

Battery

Duration6 months8 days (without notifications)8 months7-10 days1 year
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/aNA
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNA88 x 88
Sizen/an/an/aNANA
Touchn/an/aNA
Typen/aLEDE-InkOLEDNA

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/an/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/a2 ATM5 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aNA
Appsn/a
Music

All Wearables