Fitbit Blaze vs. Fitbit Ionic vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Watch 7

 
Blaze
Ionic
645 Music
Alta HR
Watch 7
 FitbitBlazeRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$299$450$150$429
Release20162017201820172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days4+ days7 days7 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240128 x 36396 x 484
Sizen/a1.421.2 inches1.4 inches1.9 inches
Touch
TypeLCDOLEDMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWatchOS 8
Apps
Music

All Wearables