Garmin Forerunner 225 vs. Fitbit Zip vs. Amazfit Arc vs. Garmin 645 Music vs. Amazfit GTR

 
Forerunner 225
Zip
Arc
645 Music
GTR
 GarminForerunner 225Remove Buy NowFitbitZipRemove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$60$69.99$450$199
Release20152012201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks6 months20 days7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a72 x40240 x 240454 x 454
Size1 inchn/a0.42 inches1.2 inches1.39 inches
Touch
Typen/an/aOLEDMIPAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIP675 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aBuild-in
Appsn/a
Musicn/a

All Wearables