Fitbit Flex 2 vs. Asus ZenWatch vs. Garmin Fenix 5X vs. Garmin Vivosmart 3 vs. Garmin Forerunner 45

 
Flex 2
ZenWatch
Fenix 5X
Vivosmart 3
Forerunner 45
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowGarminFenix 5XRemove Buy NowGarminVivosmart 3Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$150$699$139.99$199
Release20162014201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNAUp to 12 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320240 x24064 x 128208 x 208
Sizen/a1.63 inches1.2 inchesNA1.04 inches
Touchn/a
TypeLEDAMOLEDNAOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5510 ATM5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearBuilt-in
Apps
Music

All Wearables