Polar M400 vs. Polar M600 vs. Withings Activite Sapphire vs. Misfit Flash Link vs. TomTom Touch

 
M400
M600
Activite Sapphire
Flash Link
Touch
 PolarM400Remove Buy NowPolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowMisfitFlash LinkRemove Buy NowTomTomTouchRemove Buy Now

Basic Info

Suggested Price$200$330$450$20$130
Release20142016201420152016

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days8 months6 months5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240n/an/an/a
Sizen/a1.3 inches1.3 inchesn/a0.91 inches
Touchn/an/a
Typen/aTFTAnalogn/an/a

Functions

Audio SpeakerAlerts onlyAlerts only
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX85 ATM3 ATMIPX7

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/an/an/a
Apps
Music

All Wearables