Pebble 2 vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Samsung Galaxy Watch vs. Amazfit GTR

 
2
Charge 2
645 Music
Galaxy Watch
GTR
 Pebble2Remove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGalaxy WatchRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$150$450$330$199
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days7 days7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240360 x 360454 x 454
Sizen/an/a1.2 inches1.2 inches or 1.3 inches1.39 inches
Touchn/a
Typee-paperOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aTizen OSBuild-in
Apps
MusicSpotify

All Wearables