Fitbit Alta HR vs. Fitbit Charge vs. Fitbit Flex vs. Apple Watch 7 vs. Apple SE

 
Alta HR
Charge
Flex
Watch 7
SE
 FitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$150$130$100$429$279
Release20172014201320212020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7-10 days5 days18 Hours18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 36NANA396 x 484384 x 480
Size1.4 inchesNANA1.9 inches40mm
TouchNANA
TypeOLEDOLEDLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAWatchOS 8WatchOS 5
Apps
Music

All Wearables