Fitbit Ionic vs. Amazfit Bip vs. Fitbit Versa vs. Garmin 645 Music vs. Apple SE

 
Ionic
Bip
Versa
645 Music
SE
 FitbitIonicRemove Buy NowAmazfitBipRemove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$299$99.99$199.99$450$279
Release20172018201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days30 days4 days7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250176 x 176300 x300240 x 240384 x 480
Size1.421.28 inches1.34 inches1.2 inches40mm
Touch
TypeOLEDNAOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance50mIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatchOS 5
Apps
Music

All Wearables