Fitbit Alta vs. Fitbit Ionic vs. Amazfit Stratos vs. Amazfit GTS vs. Apple Watch 8

 
Alta
Ionic
Stratos
GTS
Watch 8
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$299$199$150$499
Release20162017201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days5 days14 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250320 x 300348 x 442340 x 272 or 390 x 312
Sizen/a1.421.34 inches1.65 inches1.5 inches or 1.65 inches
Touchn/a
TypeOLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSProprietaryWear OSWatchOS 9
Apps
Music

All Wearables