Fitbit Charge 2 vs. Garmin Vivosmart HR vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Apple Series 6

 
Charge 2
Vivosmart HR
ZenWatch 3
Ionic
Series 6
 FitbitCharge 2Remove Buy NowGarminVivosmart HRRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$170$229$299$399
Release20162015201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days48 hours4+ daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68400 x 400348x250384 x 480
Sizen/a1.08 inches1.39 inches1.4240mm
Touchn/a
TypeOLEDn/aAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATM50m

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Fitbit OSWatchOS 5
Apps
Music

All Wearables