Fitbit Flex 2 vs. Fitbit One vs. Fitbit Ionic vs. Garmin Fenix 5X vs. Fitbit Flex

 
Flex 2
One
Ionic
Fenix 5X
Flex
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowFitbitIonicRemove Buy NowGarminFenix 5XRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$100$100$299$699$100
Release20162012201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days4+ daysUp to 12 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a348x250240 x240NA
Sizen/an/a1.421.2 inchesNA
Touchn/aNA
TypeLEDOLEDOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant50m10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSNA
Apps
Music

All Wearables