Amazfit Arc vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Fitbit Charge HR vs. Garmin Forerunner 45

 
Arc
645 Music
Forerunner 235
Charge HR
Forerunner 45
 AmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitCharge HRRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$69.99$450$299.99$150$199
Release20162018201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days9 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240215 x 180NA208 x 208
Size0.42 inches1.2 inches1.23 inchesNA1.04 inches
TouchNA
TypeOLEDMIPMIPOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNABuilt-in
Apps
Music

All Wearables