Fitbit Flex 2 vs. Fitbit Zip vs. Asus VivoWatch vs. Garmin Forerunner 235 vs. Apple Watch Ultra

 
Flex 2
Zip
VivoWatch
Forerunner 235
Watch Ultra
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowAsusVivoWatchRemove Buy NowGarminForerunner 235Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$60$160$299.99$799
Release20162012201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months24 hours to 10 days9 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 128215 x 180502x410 pixels
Sizen/an/aNA1.23 inches1.92 inches
Touchn/a
TypeLEDn/aNAMIP

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIP675 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOSWatchOS 9
Apps
Music

All Wearables