Garmin Forerunner 225 vs. Polar A360 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Fitbit Flex

 
Forerunner 225
A360
645 Music
Forerunner 235
Flex
 GarminForerunner 225Remove Buy NowPolarA360Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$200$450$299.99$100
Release20152015201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks12 days7 days9 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180160 x 80240 x 240215 x 180NA
Size1 inch1.18 inches1.2 inches1.23 inchesNA
TouchNA
Typen/an/aMIPMIPLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables