ASUS ZenWatch 2 vs. Fitbit Alta vs. Amazfit Stratos vs. Asus VivoWatch vs. Fitbit Flex

 
ZenWatch 2
Alta
Stratos
VivoWatch
Flex
 ASUSZenWatch 2Remove Buy NowFitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAsusVivoWatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$130$199$160$100
Release20162016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days5 days24 hours to 10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 300128 x 128NA
Size1.63 inches or 1.45 inchn/a1.34 inchesNANA
Touchn/aNA
TypeAMOLEDOLEDOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATMIP671 ATM

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/aProprietaryKoodOSNA
Apps
Music

All Wearables