Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Bip vs. Asus VivoWatch vs. Garmin Forerunner 235

 
Flex 2
Ionic
Bip
VivoWatch
Forerunner 235
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitBipRemove Buy NowAsusVivoWatchRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$100$299$99.99$160$299.99
Release20162017201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days30 days24 hours to 10 days9 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250176 x 176128 x 128215 x 180
Sizen/a1.421.28 inchesNA1.23 inches
Touchn/a
TypeLEDOLEDNANAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM50mIP68IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSKoodOS
Apps
Music

All Wearables