Fitbit Ionic vs. Pebble Core vs. Garmin Forerunner 45 vs. Amazfit GTS

 
Ionic
Core
Forerunner 45
GTS
 FitbitIonicRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$299$99$199$150
Release2017201620192019

Activity & Fitness

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

Battery

Duration4+ daysNA7 days14 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250NA208 x 208348 x 442
Size1.42NA1.04 inches1.65 inches
TouchNA
TypeOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mNA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemFitbit OSNABuilt-inWear OS
Apps
Music

All Wearables