Fitbit Alta vs. Fitbit Charge 2 vs. Fitbit Flex 2 vs. Asus ZenWatch vs. Garmin Fenix 5X

 
Alta
Charge 2
Flex 2
ZenWatch
Fenix 5X
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowGarminFenix 5XRemove Buy Now

Basic Info

Suggested Price$130$150$100$150$699
Release20162016201620142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 daysNAUp to 12 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 320240 x240
Sizen/an/an/a1.63 inches1.2 inches
Touchn/an/an/a
TypeOLEDOLEDLEDAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a5 ATMIP5510 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/an/aAndroid Wear
Apps
Music

All Wearables