Garmin Forerunner 225 vs. Polar M400 vs. Samsung Gear S vs. Fitbit Ionic vs. Casio G-Shock GBA800

 
Forerunner 225
M400
Gear S
Ionic
G-Shock GBA800
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowSamsungGear SRemove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$300$200$250$299$120
Release20152014201320172018

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 daysn/a4+ days2 years
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a480 x 360348x250
Size1 inchn/a2 inches1.42
Touch
Typen/an/aSuper AMOLEDOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP6750m20 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables