Fitbit Flex 2 vs. Fitbit Charge vs. Garmin Vivosmart 3 vs. Apple SE vs. Apple Series 6

 
Flex 2
Charge
Vivosmart 3
SE
Series 6
 FitbitFlex 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 3Remove Buy NowAppleSERemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$130$139.99$279$399
Release20162014201720202020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7-10 days5 days18 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA64 x 128384 x 480384 x 480
Sizen/aNANA40mm40mm
Touchn/aNA
TypeLEDOLEDOLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet5 ATM
Water Resistance5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 5WatchOS 5
Apps
Music

All Wearables