Garmin Forerunner 225 vs. Polar Loop 2 vs. Pebble Core vs. Garmin Forerunner 45 vs. Amazfit GTR

 
Forerunner 225
Loop 2
Core
Forerunner 45
GTR
 GarminForerunner 225Remove Buy NowPolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$120$99$199$199
Release20152015201620192019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration10 hours to 4 weeks8 days (without notifications)NA7 days24 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/aNA208 x 208454 x 454
Size1 inchn/aNA1.04 inches1.39 inches
TouchNA
Typen/aLEDNALCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMNA5 ATM5 ATM

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aNABuilt-inBuild-in
Appsn/a
Musicn/a

All Wearables