Fitbit Alta vs. Fitbit Zip vs. Garmin 645 Music vs. Pebble Core vs. Amazfit GTR

 
Alta
Zip
645 Music
Core
GTR
 FitbitAltaRemove Buy NowFitbitZipRemove Buy NowGarmin645 MusicRemove Buy NowPebbleCoreRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$60$450$99$199
Release20162012201820162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days6 months7 daysNA24 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240NA454 x 454
Sizen/an/a1.2 inchesNA1.39 inches
Touchn/aNA
TypeOLEDn/aMIPNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplash Resistant5 ATMNA5 ATM

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aNABuild-in
Apps
Music

All Wearables