Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Withings Go vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus

 
Forerunner 225
Flex 2
Go
645 Music
Vivosmart HR Plus
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowWithingsGoRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$300$100$80$450$179
Release20152016201620182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days8 months7 days5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolution180 x 180n/an/a240 x 240160 x 68
Size1 inchn/an/a1.2 inches0.5 inches x 0.8 inches
Touchn/an/a
Typen/aLEDE-InkMIPLCD

Functions

Audio Speaker22
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

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

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

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

All Wearables