Fitbit One vs. Diesel On Full Guard 2.5 vs. Huawei Band 2 vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
One
On Full Guard 2.5
Band 2
Vivosmart 4
GTR
 FitbitOneRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowHuaweiBand 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$325$69.99$130$199
Release20122018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4 days21 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454x454128 x 3248 x 128454 x 454
Sizen/a1.39 inches0.91 inches0.74 inches1.39 inches
Touch
TypeOLEDPMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-in
Apps
Music

All Wearables