Amazfit Arc vs. Garmin 645 Music vs. Garmin Vivofit 4 vs. Mobvoi TicWatch S2 vs. Fitbit Inspire HR

 
Arc
645 Music
Vivofit 4
TicWatch S2
Inspire HR
 AmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy NowMobvoiTicWatch S2Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$69.99$450$79.95$180$99
Release20162018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days1 year2 DAYS5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 24088 x 88400 x 400139 x 60
Size0.42 inches1.2 inchesNA1.39 inches1.4 inches
Touch
TypeOLEDMIPNAOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSFitbit OS
Apps
Music

All Wearables