Fitbit One vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Fitbit Flex vs. Polar Loop

 
One
ZenWatch 3
Alta HR
Flex
Loop
 FitbitOneRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$229$150$100$100
Release20122017201720132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days48 hours7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 36NANA
Sizen/a1.39 inches1.4 inchesNANA
TouchNA
TypeOLEDAMOLEDOLEDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables