Fitbit Flex 2 vs. Amazfit Stratos vs. Asus ZenWatch vs. Garmin Vivosmart 3 vs. Jawbone UP4

 
Flex 2
Stratos
ZenWatch
Vivosmart 3
UP4
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$100$199$150$139.99$200
Release20162018201420172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNA5 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300320 x 32064 x 128NA
Sizen/a1.34 inches1.63 inchesNANA
Touchn/aNA
TypeLEDOLEDAMOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP555 ATMNA

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aProprietaryAndroid WearNA
Apps
MusicNA

All Wearables