Fitbit Flex 2 vs. Fitbit One vs. Samsung Galaxy Watch vs. Diesel On Full Guard 2.5 vs. Garmin Vivosmart 4

 
Flex 2
One
Galaxy Watch
On Full Guard 2.5
Vivosmart 4
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowSamsungGalaxy WatchRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$100$330$325$130
Release20162012201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days7 days4 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a360 x 360454x45448 x 128
Sizen/an/a1.2 inches or 1.3 inches1.39 inches0.74 inches
Touchn/a
TypeLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSWear OS
Apps
MusicSpotify

All Wearables