Fitbit Alta vs. Polar Loop 2 vs. Garmin Fenix 5 vs. Garmin 645 Music vs. Polar Loop

 
Alta
Loop 2
Fenix 5
645 Music
Loop
 FitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowGarminFenix 5Remove Buy NowGarmin645 MusicRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$130$120$599.99$450$100
Release20162015201720182013

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)2 Weeks7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240240 x 240NA
Sizen/an/a1.2 inches1.2 inchesNA
Touchn/a
TypeOLEDLEDnaMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM10 ATM5 ATM2 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables