Garmin Forerunner 225 vs. Garmin Vivosmart HR vs. Asus ZenWatch vs. Fitbit Flex vs. Fitbit Sense 2

 
Forerunner 225
Vivosmart HR
ZenWatch
Flex
Sense 2
 GarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowAsusZenWatchRemove Buy NowFitbitFlexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$170$150$100$300
Release20152015201420132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysNA5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180160 x 68320 x 320NA336x336
Size1 inch1.08 inches1.63 inchesNA1.59 inches
TouchNA
Typen/an/aAMOLEDLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP551 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aAndroid WearNA
Appsn/a
Musicn/a

All Wearables