Polar M400 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Misfit Ray vs. Diesel On Full Guard

 
M400
Activite Sapphire
Band 2
Ray
On Full Guard
 PolarM400Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy NowDieselOn Full GuardRemove Buy Now

Basic Info

Suggested Price$200$450$250$100$325
Release20142014201520162017

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 months48 hours (without GPS)6 months1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 128n/a454 x 454
Sizen/a1.3 inches1.36 inchesn/a1.4 inches
Touchn/a
Typen/aAnalogCapacitative TFTLEDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIPX75 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aAndroid Wear 2.0
Apps
Music

Wearables by Diesel

Diesel On Full Guard 2.5

All Wearables