Garmin Forerunner 225 vs. Polar M400 vs. Polar M600 vs. Polar Loop 2 vs. Jaybird Reign

 
Forerunner 225
M400
M600
Loop 2
Reign
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowPolarM600Remove Buy NowPolarLoop 2Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$300$200$330$120$150
Release20152014201620152015

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days2 days8 days (without notifications)5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a240 x 240n/aNA
Size1 inchn/a1.3 inchesn/aNA
Touchn/aNA
Typen/an/aTFTLEDLED

Functions

Audio Speaker22Alerts onlyAlerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIPX82 ATMNA

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wearn/aNA
Appsn/a
Musicn/a

All Wearables