Fitbit Flex 2 vs. Garmin Fenix 5 vs. Asus ZenWatch vs. Garmin 645 Music vs. Garmin Forerunner 235

 
Flex 2
Fenix 5
ZenWatch
645 Music
Forerunner 235
 FitbitFlex 2Remove Buy NowGarminFenix 5Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$100$599.99$150$450$299.99
Release20162017201420182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 WeeksNA7 days9 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240320 x 320240 x 240215 x 180
Sizen/a1.2 inches1.63 inches1.2 inches1.23 inches
Touchn/a
TypeLEDnaAMOLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear
Apps
Music

All Wearables