Fitbit One vs. Fitbit Ionic vs. Samsung Gear Fit2 Pro vs. Diesel On Full Guard 2.5 vs. Amazfit GTR

 
One
Ionic
Gear Fit2 Pro
On Full Guard 2.5
GTR
 FitbitOneRemove Buy NowFitbitIonicRemove Buy NowSamsungGear Fit2 ProRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$299$199.99$325$199
Release20122017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4+ days2 days4 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250216 x 432454x454454 x 454
Sizen/a1.421.5 inches1.39 inches1.39 inches
Touch
TypeOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant50m5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSTizen OSWear OSBuild-in
Apps
Music

All Wearables