Fitbit Flex 2 vs. Garmin Chronos vs. Garmin Forerunner 235 vs. Apple Series 6 vs. Fitbit Sense 2

 
Flex 2
Chronos
Forerunner 235
Series 6
Sense 2
 FitbitFlex 2Remove Buy NowGarminChronosRemove Buy NowGarminForerunner 235Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$1500$299.99$399$300
Release20162018201720202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days9 daysNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 218215 x 180384 x 480336x336
Sizen/a1.2 inches1.23 inches40mm1.59 inches
Touchn/a
TypeLEDMIPMIPMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM10 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatchOS 5
Apps
Music

All Wearables