Polar M400 vs. Fitbit One vs. Polar Loop 2 vs. Garmin Fenix 5s vs. Asus ZenWatch

 
M400
One
Loop 2
Fenix 5s
ZenWatch
 PolarM400Remove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowGarminFenix 5sRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$200$100$120$599.99$150
Release20142012201520172014

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days8 days (without notifications)Up to 9 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a218x 218320 x 320
Sizen/an/an/a1.1 inches1.63 inches
Touch
Typen/aOLEDLEDnaAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast Resistant2 ATM10ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/an/aAndroid Wear
Apps
Music

All Wearables