Fitbit Charge 2 vs. Fitbit One vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Asus VivoWatch

 
Charge 2
One
ZenWatch 3
Ionic
VivoWatch
 FitbitCharge 2Remove Buy NowFitbitOneRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$150$100$229$299$160
Release20162012201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days48 hours4+ days24 hours to 10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400348x250128 x 128
Sizen/an/a1.39 inches1.42NA
Touchn/a
TypeOLEDOLEDAMOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/aSplast Resistant50mIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Fitbit OSKoodOS
Apps
Music

All Wearables