Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit Zip vs. Fitbit Charge HR vs. Apple SE

 
Alta
Flex 2
Zip
Charge HR
SE
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowFitbitCharge HRRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$130$100$60$150$279
Release20162016201220152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days6 months5 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNA384 x 480
Sizen/an/an/aNA40mm
Touchn/an/aNA
TypeOLEDLEDn/aOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a5 ATMSplash Resistant1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aNAWatchOS 5
Apps
Music

All Wearables