Fitbit Charge 2 vs. Fitbit Ionic vs. Diesel On Full Guard 2.5 vs. Garmin Instinct vs. Garmin Vivosmart 4

 
Charge 2
Ionic
On Full Guard 2.5
Instinct
Vivosmart 4
 FitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminInstinctRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$299$325$300$130
Release20162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days4 days14 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250454x454128 x 12848 x 128
Sizen/a1.421.39 inches0.9 inches0.74 inches
Touchn/a
TypeOLEDOLEDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m3 ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OS
Apps
Music

All Wearables