Garmin Vivosmart HR vs. Fitbit Charge HR vs. Fitbit Flex vs. Diesel On Full Guard 2.5 vs. Apple Watch 7

 
Vivosmart HR
Charge HR
Flex
On Full Guard 2.5
Watch 7
 GarminVivosmart HRRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$170$150$100$325$429
Release20152015201320182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days4 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68NANA454x454396 x 484
Size1.08 inchesNANA1.39 inches1.9 inches
TouchNANA
Typen/aOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM3 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OSWatchOS 8
Apps
Music

All Wearables