Garmin Forerunner 225 vs. Fitbit Zip vs. Fitbit Alta HR vs. Diesel On Full Guard 2.5 vs. Amazfit GTS

 
Forerunner 225
Zip
Alta HR
On Full Guard 2.5
GTS
 GarminForerunner 225Remove Buy NowFitbitZipRemove Buy NowFitbitAlta HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$60$150$325$150
Release20152012201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks6 months7 days4 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a128 x 36454x454348 x 442
Size1 inchn/a1.4 inches1.39 inches1.65 inches
Touch
Typen/an/aOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant3 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSWear OS
Appsn/a
Musicn/a

All Wearables