Pebble Time vs. Fitbit Alta vs. Polar Loop 2 vs. Garmin 645 Music

 
Time
Alta
Loop 2
645 Music
 PebbleTimeRemove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$150$130$120$450
Release2015201620152018

Activity & Fitness

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

Battery

Duration7 days5 days8 days (without notifications)7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/a240 x 240
Size1.26 inchesn/an/a1.2 inches
Touchn/a
Typee-paperOLEDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables