Fitbit One vs. Diesel On Full Guard 2.5 vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Amazfit GTS

 
One
On Full Guard 2.5
Forerunner 45
Vivosmart 4
GTS
 FitbitOneRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$325$199$130$150
Release20122018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4 days7 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454x454208 x 20848 x 128348 x 442
Sizen/a1.39 inches1.04 inches0.74 inches1.65 inches
Touch
TypeOLEDLCDOLEDAMOLED

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 OSBuilt-inWear OS
Apps
Music

All Wearables