Fitbit Charge 2 vs. Apple Watch Series 2 vs. Fitbit Flex vs. Apple Watch Series 4 vs. Apple Watch Series 5

 
Charge 2
Watch Series 2
Flex
Watch Series 4
Watch Series 5
 FitbitCharge 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$150$269$100$329$329
Release20162016201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 daysNot YetNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA384 x 480384 x 480
Sizen/a1.5 inches or 1.65 inchesNA1.78 inches1.78 Inches
Touchn/aNA
TypeOLEDAMOLEDLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM1 ATMNot YetNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNAWatch OS 5WatchOS 5
Apps
Music

All Wearables