Pebble Core vs. Diesel On Full Guard 2.5 vs. Garmin Forerunner 45 vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Core
On Full Guard 2.5
Forerunner 45
Inspire HR
T-Rex
 PebbleCoreRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminForerunner 45Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$99$325$199$99$140
Release20162018201920192019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

DurationNA4 days7 days5 days20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA454x454208 x 208139 x 60360 x 360
SizeNA1.39 inches1.04 inches1.4 inches1.3 inches
TouchNA
TypeNALCDOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceNA3 ATM5 ATM5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNAWear OSBuilt-inFitbit OSBuild-in
Apps
Music

All Wearables