Fitbit Ionic vs. Garmin Forerunner 935 vs. Fitbit Versa vs. Garmin 645 Music vs. Apple Watch Ultra

 
Ionic
Forerunner 935
Versa
645 Music
Watch Ultra
 FitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$500$199.99$450$799
Release20172017201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 2 weeks4 days7 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250240 x 240300 x300240 x 240502x410 pixels
Size1.421.2 inches1.34 inches1.2 inches1.92 inches
Touch
TypeOLEDLCDOLEDMIP

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatchOS 9
Apps
Music

All Wearables