Fitbit Flex 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Jawbone UP24 vs. Amazfit GTS

 
Flex 2
Ionic
ZenWatch
UP24
GTS
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowJawboneUP24Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$299$150$130$150
Release20162017201420132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysNA14 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250320 x 320NA348 x 442
Sizen/a1.421.63 inchesNA1.65 inches
Touchn/aNA
TypeLEDOLEDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP55Splash Resistant5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSAndroid WearNAWear OS
Apps
Music

All Wearables