Pebble Time Steel vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Amazfit GTR

 
Time Steel
Charge 2
645 Music
GTR
 PebbleTime SteelRemove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$150$450$199
Release2015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days5 days7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a240 x 240454 x 454
Size1.26 inchesn/a1.2 inches1.39 inches
Touchn/a
Typee-paperOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuild-in
Apps
Music

All Wearables