ASUS ZenWatch 2 vs. Fitbit Surge vs. Amazfit Stratos vs. Fitbit Flex vs. Apple Series 6

 
ZenWatch 2
Surge
Stratos
Flex
Series 6
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$250$199$100$399
Release20162016201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days5 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 300NA384 x 480
Size1.63 inches or 1.45 inch1.26 inches1.34 inchesNA40mm
TouchNA
TypeAMOLEDMonochrome LCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP675 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aProprietaryNAWatchOS 5
Apps
Music

All Wearables