Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Fitbit Flex vs. Amazfit GTS vs. Fitbit Sense 2

 
Watch Series 3
ZenWatch 2
Flex
GTS
Sense 2
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$329$150$100$150$300
Release20172016201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a5 days14 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320NA348 x 442336x336
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inchNA1.65 inches1.59 inches
TouchNA
TypeAMOLEDAMOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android WearNAWear OS
Apps
Music

All Wearables