Fitbit Flex 2 vs. Polar A360 vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Polar Loop

 
Flex 2
A360
ZenWatch 3
Alta HR
Loop
 FitbitFlex 2Remove Buy NowPolarA360Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$200$229$150$100
Release20162015201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days48 hours7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80400 x 400128 x 36NA
Sizen/a1.18 inches1.39 inches1.4 inchesNA
Touchn/a
TypeLEDn/aAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NA
Apps
Music

All Wearables