Fitbit Alta vs. Fitbit Flex 2 vs. Polar Loop 2 vs. ASUS ZenWatch 3 vs. Asus ZenWatch

 
Alta
Flex 2
Loop 2
ZenWatch 3
ZenWatch
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$130$100$120$229$150
Release20162016201520172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days8 days (without notifications)48 hoursNA
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a400 x 400320 x 320
Sizen/an/an/a1.39 inches1.63 inches
Touchn/an/a
TypeOLEDLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATMIP55

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/an/aAndroid Wear 2Android Wear
Apps
Music

All Wearables