Garmin Forerunner 225 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Apple Series 6 vs. Fitbit Sense 2

 
Forerunner 225
Flex
Forerunner 45
Series 6
Sense 2
 GarminForerunner 225Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$100$199$399$300
Release20152013201920202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days7 daysNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180NA208 x 208384 x 480336x336
Size1 inchNA1.04 inches40mm1.59 inches
TouchNA
Typen/aLEDLCDMicroLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNABuilt-inWatchOS 5
Appsn/a
Musicn/a

All Wearables