Garmin Fenix 3 vs. Fitbit Alta vs. Fitbit Ionic vs. Amazfit Stratos vs. Apple Watch Series 4

 
Fenix 3
Alta
Ionic
Stratos
Watch Series 4
 GarminFenix 3Remove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$500$130$299$199$329
Release20152016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days4+ days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a348x250320 x 300384 x 480
Size1.2 inchesn/a1.421.34 inches1.78 inches
Touchn/a
TypeChroma LEDOLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMn/a50m5 ATMNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OSProprietaryWatch OS 5
Apps
Music

All Wearables