Motorola Moto 360 (2nd Gen) vs. Withings Go vs. Amazfit Stratos vs. Fitbit Alta HR vs. Apple Watch Series 4

 
Moto 360 (2nd Gen)
Go
Stratos
Alta HR
Watch Series 4
 MotorolaMoto 360 (2nd Gen)Remove Buy NowWithingsGoRemove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$80$199$150$329
Release20152016201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days8 months5 days7 daysNot Yet
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330n/a320 x 300128 x 36384 x 480
Size1.37 inches or 1.56 inchesn/a1.34 inches1.4 inches1.78 inches
Touchn/a
TypeLCDE-InkOLEDOLEDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aProprietaryWatch OS 5
Appsn/a
Musicn/a

All Wearables