Microsoft Band 2 vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Garmin Vivofit 4 vs. Polar Loop

 
Band 2
WSD-F20A
Access Sofie
Vivofit 4
Loop
 MicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$250$399$395$79.95$100
Release20152018201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)1 day1 day1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128320 x 320390 x 390 1.19 inches88 x 88NA
Size1.36 inches1.32 inchesNANA
TouchAMOLDED
TypeCapacitative TFTLCDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0NA
Apps
Music

All Wearables