Polar M600 vs. Casio WSD-F20A vs. Fossil Explorist vs. Jawbone UP4 vs. Jaybird Reign

 
M600
WSD-F20A
Explorist
UP4
Reign
 PolarM600Remove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowJawboneUP4Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$330$399$255$200$150
Release20162018201820152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 day24 hoursNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320454 x454NANA
Size1.3 inches1.32 inches1.4 inchesNANA
Touchn/aNANA
TypeTFTLCDAMOLEDNALED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP67NANA

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSWear OSNANA
Apps
MusicNA

All Wearables