Fitbit Ionic vs. Garmin Forerunner 935 vs. Amazfit Pace vs. Garmin 645 Music

 
Ionic
Forerunner 935
Pace
645 Music
 FitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitPaceRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$299$500$130$450
Release2017201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 2 weeks5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250240 x 240320 x 300240 x 240
Size1.421.2 inches1.34 inches1.2 inches
Touch
TypeOLEDLCDTFT LCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietary
Apps
Music

All Wearables