Fitbit Alta vs. Asus ZenWatch vs. Fitbit Flex vs. Pebble Core vs. Fitbit Versa 2

 
Alta
ZenWatch
Flex
Core
Versa 2
 FitbitAltaRemove Buy NowAsusZenWatchRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$130$150$100$99$199
Release20162014201320162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 daysNA5 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA300 x 300
Sizen/a1.63 inchesNANA1.34 inches
Touchn/aNANA
TypeOLEDAMOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP551 ATMNA5 ATM

Notifications

PhoneNA
Emailsn/aNANA
TextsNANA

Software

Operating Systemn/aAndroid WearNANABuild-in
Apps
Music

All Wearables