Fitbit Ionic vs. Apple Watch vs. Fitbit Alta HR vs. Garmin Vivosmart HR Plus vs. Apple Series 6

 
Ionic
Watch
Alta HR
Vivosmart HR Plus
Series 6
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$299$349$150$179$399
Release20172015201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days18 hours7 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250340 x 272 or 390 x 312128 x 36160 x 68384 x 480
Size1.421.5 inches or 1.65 inches1.4 inches0.5 inches x 0.8 inches40mm
Touch
TypeOLEDAMOLEDOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance50mIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OSNAWatchOS 5
Apps
Music

All Wearables