Fitbit Flex 2 vs. Apple Watch Series 2 vs. Fitbit Charge 3 vs. Huawei Band 3 Pro vs. Apple Watch 7

 
Flex 2
Watch Series 2
Charge 3
Band 3 Pro
Watch 7
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowHuaweiBand 3 ProRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$269$150$70$429
Release20162016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours7 days12 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 31266 x 18454 x 454396 x 484
Sizen/a1.5 inches or 1.65 inches.721 inches1.39 inches1.9 inches
Touchn/a
TypeLEDAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATMIP68water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNAAMAZFIT OSWatchOS 8
Apps
Music

All Wearables