Fitbit Flex 2 vs. Apple Watch vs. Diesel On Full Guard 2.5 vs. Apple Watch 7 vs. Fitbit Inspire 3

 
Flex 2
Watch
On Full Guard 2.5
Watch 7
Inspire 3
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch 7Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$349$325$429$100
Release20162015201820212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours4 days18 Hours10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312454x454396 x 48432x18
Sizen/a1.5 inches or 1.65 inches1.39 inches1.9 inches46 inches
Touchn/a
TypeLEDAMOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX73 ATMwater resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSWatchOS 8
Apps
Music

All Wearables