Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Fitbit Charge 3 vs. Apple SE vs. Fitbit Sense 2

 
Flex 2
ZenWatch 3
Charge 3
SE
Sense 2
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitCharge 3Remove Buy NowAppleSERemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$229$150$279$300
Release20162017201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours7 days18 hours6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 40066 x 18384 x 480336x336
Sizen/a1.39 inches.721 inches40mm1.59 inches
Touchn/a
TypeLEDAMOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAWatchOS 5
Apps
Music

All Wearables