Polar Loop 2 vs. Withings Go vs. Fitbit Ionic vs. Garmin 645 Music vs. Polar Loop

 
Loop 2
Go
Ionic
645 Music
Loop
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$120$80$299$450$100
Release20152016201720182013

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months4+ days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a348x250240 x 240NA
Sizen/an/a1.421.2 inchesNA
Touchn/a
TypeLEDE-InkOLEDMIPLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM50m5 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aFitbit OSNA
Appsn/a
Music

All Wearables