Fitbit Flex 2 vs. Fitbit Zip vs. Garmin Fenix 5s vs. Asus ZenWatch vs. Garmin 645 Music

 
Flex 2
Zip
Fenix 5s
ZenWatch
645 Music
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowGarminFenix 5sRemove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$100$60$599.99$150$450
Release20162012201720142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 monthsUp to 9 daysNA7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a218x 218320 x 320240 x 240
Sizen/an/a1.1 inches1.63 inches1.2 inches
Touchn/a
TypeLEDn/anaAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant10ATMIP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid Wear
Apps
Music

All Wearables