Microsoft Band 2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar A370 vs. Polar Loop

 
Band 2
WSD-F20A
Flex
A370
Loop
 MicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$250$399$100$179.95$100
Release20152018201320172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)1 day5 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128320 x 320NA160 x 80NA
Size1.36 inches1.32 inchesNA1.18 inchesNA
TouchNA
TypeCapacitative TFTLCDLEDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables