Fitbit Charge 2 vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Garmin Vivoactive 3 vs. Fitbit Flex

 
Charge 2
Ionic
Forerunner 235
Vivoactive 3
Flex
 FitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivoactive 3Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$299$299.99$299$100
Release20162017201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days9 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250215 x 180240 x 240NA
Sizen/a1.421.23 inches1.2 inchesNA
Touchn/aNA
TypeOLEDOLEDMIPMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables