Fitbit Flex 2 vs. Fitbit Charge vs. Fitbit Charge HR vs. Apple SE (2022) vs. Apple Series 6

 
Flex 2
Charge
Charge HR
SE (2022)
Series 6
 FitbitFlex 2Remove Buy NowFitbitChargeRemove Buy NowFitbitCharge HRRemove Buy NowAppleSE (2022)Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$130$150$249$399
Release20162014201520222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7-10 days5 daysNot yetNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a368 x 448 pixels
Resolutionn/aNANA40mm384 x 480
Sizen/aNANA40mm
Touchn/aNANALTPO OLED Retina
TypeLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM1 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating Systemn/aNANAWatchOS 5
Apps
Music

All Wearables