Fitbit Charge 2 vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Fitbit Flex vs. Fitbit Sense 2

 
Charge 2
Forerunner 235
Alta HR
Flex
Sense 2
 FitbitCharge 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$299.99$150$100$300
Release20162017201720132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days9 days7 days5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a215 x 180128 x 36NA336x336
Sizen/a1.23 inches1.4 inchesNA1.59 inches
Touchn/aNA
TypeOLEDMIPOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables