Polar Loop 2 vs. Sony SmartBand 2 vs. Garmin 645 Music vs. Polar Loop vs. Fitbit Inspire HR

 
Loop 2
SmartBand 2
645 Music
Loop
Inspire HR
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowGarmin645 MusicRemove Buy NowPolarLoopRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$120$130$450$100$99
Release20152015201820132019

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 days7 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240NA139 x 60
Sizen/an/a1.2 inchesNA1.4 inches
Touchn/a
TypeLEDn/aMIPLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP585 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAFitbit OS
Apps
Music

All Wearables