Apple Watch Series 3 vs. Garmin Vivoactive vs. Fitbit Ionic vs. Fitbit Alta HR vs. Fitbit Flex

 
Watch Series 3
Vivoactive
Ionic
Alta HR
Flex
 AppleWatch Series 3Remove Buy NowGarminVivoactiveRemove Buy NowFitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$329$250$299$150$100
Release20172015201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours14 hours to 11 days4+ days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312205 x 148348x250128 x 36NA
Size1.5 inches or 1.65 inches1.38 inches1.421.4 inchesNA
TouchNA
TypeAMOLEDLCDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSNA
Apps
Music

All Wearables