Fitbit One vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fitbit Flex vs. Fitbit Inspire HR

 
One
ZenWatch 3
Ionic
Flex
Inspire HR
 FitbitOneRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$100$229$299$100$99
Release20122017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days48 hours4+ days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400348x250NA139 x 60
Sizen/a1.39 inches1.42NA1.4 inches
TouchNA
TypeOLEDAMOLEDOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant50m1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Fitbit OSNAFitbit OS
Apps
Music

All Wearables