Polar M400 vs. Sony SmartWatch 3 vs. TomTom Spark vs. Misfit Flash Link vs. Sony SmartBand 2

 
M400
SmartWatch 3
Spark
Flash Link
SmartBand 2
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowTomTomSparkRemove Buy NowMisfitFlash LinkRemove Buy NowSonySmartBand 2Remove Buy Now

Basic Info

Suggested Price$200$250$150$20$130
Release20142014201520152015

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 daysn/a6 months2 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/an/an/a
Resolutionn/a320 x 320n/an/an/a
Sizen/a1.6 inchesn/an/an/a
Touchn/an/a
Typen/aTFT LCDLCDn/an/a

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM3 ATMIP58

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables