Polar V800 vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Jawbone UP2 vs. Amazfit GTR

 
V800
WSD-F20A
Access Sofie
UP2
GTR
 PolarV800Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowJawboneUP2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$470$399$395$100$199
Release20142018201720152019

Activity & Fitness

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

Battery

Duration13 hours to 30 days1 day1 day7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320390 x 390 1.19 inchesNA454 x 454
Sizen/a1.32 inchesNA1.39 inches
TouchAMOLDEDNA
Typen/aLCDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMSplash resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0NABuild-in
Apps
Music

All Wearables