Fitbit Alta vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Asus ZenWatch

 
Alta
Flex 2
ZenWatch 3
Ionic
ZenWatch
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$130$100$229$299$150
Release20162016201720172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days48 hours4+ daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a400 x 400348x250320 x 320
Sizen/an/a1.39 inches1.421.63 inches
Touchn/an/a
TypeOLEDLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM50mIP55

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aAndroid Wear 2Fitbit OSAndroid Wear
Apps
Music

All Wearables