Polar M400 vs. Polar Loop 2 vs. Diesel On Full Guard vs. Fitbit Flex vs. Misfit Flare

 
M400
Loop 2
On Full Guard
Flex
Flare
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy NowMisfitFlareRemove Buy Now

Basic Info

Suggested Price$200$120$325$100$59.95
Release20142015201720132017

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)1 day5 days4 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a454 x 454NANA
Sizen/an/a1.4 inchesNANA
TouchNA
Typen/aLEDOMOLEDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Apps
Music

All Wearables