Fitbit Flex vs. Garmin Vivosport vs. Diesel On Full Guard 2.5 vs. Garmin VivoActive 4 vs. Apple Watch 7

 
Flex
Vivosport
On Full Guard 2.5
VivoActive 4
Watch 7
 FitbitFlexRemove Buy NowGarminVivosportRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminVivoActive 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$199$325$349$429
Release20132017201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days4 days8 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA72 x 144454x454260 x 260396 x 484
SizeNANA1.39 inches1.3ionches1.9 inches
TouchNA
TypeLEDMIPMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM3 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OSWear OSWatchOS 8
Apps
Music

All Wearables