Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Garmin Fenix 5s vs. Garmin Vivofit 4

 
Alta
Flex 2
Ionic
Fenix 5s
Vivofit 4
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$100$299$599.99$79.95
Release20162016201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days4+ daysUp to 9 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a348x250218x 21888 x 88
Sizen/an/a1.421.1 inchesNA
Touchn/an/a
TypeOLEDLEDOLEDnaNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM50m10ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OS
Apps
Music

All Wearables