Fitbit Ionic vs. Amazfit Pace vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus vs. Apple Series 6

 
Ionic
Pace
645 Music
Vivosmart HR Plus
Series 6
 FitbitIonicRemove Buy NowAmazfitPaceRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$299$130$450$179$399
Release20172017201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days7 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300240 x 240160 x 68384 x 480
Size1.421.34 inches1.2 inches0.5 inches x 0.8 inches40mm
Touch
TypeOLEDTFT LCDMIPLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance50mIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryNAWatchOS 5
Apps
Music

All Wearables