Fitbit Flex 2 vs. Garmin Fenix 5s vs. Asus ZenWatch vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Flex 2
Fenix 5s
ZenWatch
Vivofit 4
Forerunner 45
 FitbitFlex 2Remove Buy NowGarminFenix 5sRemove Buy NowAsusZenWatchRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$599.99$150$79.95$199
Release20162017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 9 daysNA1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218x 218320 x 32088 x 88208 x 208
Sizen/a1.1 inches1.63 inchesNA1.04 inches
Touchn/a
TypeLEDnaAMOLEDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearBuilt-in
Apps
Music

All Wearables