Pebble 2 vs. Pebble Classic vs. Polar M430 vs. Garmin 645 Music vs. Amazfit GTR

 
2
Classic
M430
645 Music
GTR
 Pebble2Remove Buy NowPebbleClassicRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$99$255$450$199
Release20162013201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5-7 days30 hours7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144128x128240 x 240454 x 454
Sizen/a1.26 inches1.4 inch1.2 inches1.39 inches
Touch
Typee-papere-paperLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSBuild-in
Apps
Music

All Wearables