Polar M400 vs. TomTom Spark vs. Fitbit Alta vs. Misfit Ray vs. Apple Watch Series 2

 
M400
Spark
Alta
Ray
Watch Series 2
 PolarM400Remove Buy NowTomTomSparkRemove Buy NowFitbitAltaRemove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy Now

Basic Info

Suggested Price$200$150$130$100$269
Release20142015201620162016

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a5 days6 months18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/an/a340 x 272 or 390 x 312
Sizen/an/an/an/a1.5 inches or 1.65 inches
Touchn/an/a
Typen/aLCDOLEDLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMn/a5 ATM5ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/an/an/aWatch OS
Apps
Music

All Wearables