Garmin Forerunner 225 vs. Olio Model One vs. Polar M400 vs. Garmin Vivosmart vs. Casio WSD-F20A

 
Forerunner 225
Model One
M400
Vivosmart
WSD-F20A
 GarminForerunner 225Remove Buy NowOlioModel OneRemove Buy NowPolarM400Remove Buy NowGarminVivosmartRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$300$595$200$170$399
Release20152015201420142018

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/an/an/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Duration10 hours to 4 weeks2 days8 hours to 30 days7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution180 x 180n/an/a128 x 16320 x 320
Size1 inchn/an/a1.41 inches1.32 inches
Touch
Typen/an/an/aOLEDLCD

Functions

Audio Speaker22n/aAlerts only
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATM5 ATM

Notifications

Phonen/an/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/an/aWear OS
Appsn/an/a
Musicn/a

All Wearables