Garmin Forerunner 225 vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar A370 vs. Polar Loop

 
Forerunner 225
WSD-F20A
Flex
A370
Loop
 GarminForerunner 225Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$300$399$100$179.95$100
Release20152018201320172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks1 day5 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320NA160 x 80NA
Size1 inch1.32 inchesNA1.18 inchesNA
TouchNA
Typen/aLCDLEDTFT LCDLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMWR302 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSNANA
Appsn/a
Musicn/a

All Wearables