Apple Watch Series 2 vs. Fitbit Ionic vs. Garmin 645 Music vs. Apple Watch 8 vs. Apple Watch Ultra

 
Watch Series 2
Ionic
645 Music
Watch 8
Watch Ultra
 AppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 8Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$269$299$450$499$799
Release20162017201820222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours4+ days7 days18 hrs36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312348x250240 x 240340 x 272 or 390 x 312502x410 pixels
Size1.5 inches or 1.65 inches1.421.2 inches1.5 inches or 1.65 inches1.92 inches
Touch
TypeAMOLEDOLEDMIPAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM50m5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSFitbit OSWatchOS 9WatchOS 9
Apps
Music

All Wearables