Garmin Forerunner 225 vs. Polar M400 vs. Garmin Forerunner 935 vs. Garmin Fenix 5X vs. Garmin Forerunner 45

 
Forerunner 225
M400
Forerunner 935
Fenix 5X
Forerunner 45
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowGarminForerunner 935Remove Buy NowGarminFenix 5XRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$300$200$500$699$199
Release20152014201720172019

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 daysUp to 2 weeksUp to 12 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a240 x 240240 x240208 x 208
Size1 inchn/a1.2 inches1.2 inches1.04 inches
Touch
Typen/an/aLCDNALCD

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM10 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aBuilt-in
Appsn/a
Musicn/a

All Wearables