Pebble 2 vs. Fitbit Zip vs. Polar M430 vs. Garmin 645 Music vs. Amazfit GTR

 
2
Zip
M430
645 Music
GTR
 Pebble2Remove Buy NowFitbitZipRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$129$60$255$450$199
Release20162012201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days6 months30 hours7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128x128240 x 240454 x 454
Sizen/an/a1.4 inch1.2 inches1.39 inches
Touch
Typee-papern/aLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash ResistantWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aBuild-in
Apps
Music

All Wearables