Polar M600 vs. TomTom Spark vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Fitbit Alta HR

 
M600
Spark
WSD-F20A
On Full Guard
Alta HR
 PolarM600Remove Buy NowTomTomSparkRemove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$330$150$399$325$150
Release20162015201820172017

Activity & Fitness

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

Battery

Duration2 daysn/a1 day1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a320 x 320454 x 454128 x 36
Size1.3 inchesn/a1.32 inches1.4 inches1.4 inches
Touchn/a
TypeTFTLCDLCDOMOLEDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATMIP67

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWear OSAndroid Wear 2.0
Apps
Music

All Wearables