Fitbit Blaze vs. Fitbit Charge 2 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Asus VivoWatch

 
Blaze
Charge 2
Flex 2
Ionic
VivoWatch
 FitbitBlazeRemove Buy NowFitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$200$150$100$299$160
Release20162016201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days4+ days24 hours to 10 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a348x250128 x 128
Sizen/an/an/a1.42NA
Touchn/an/a
TypeLCDOLEDLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/an/a5 ATM50mIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aFitbit OSKoodOS
Apps
Music

All Wearables