Polar Loop 2 vs. Fitbit Ionic vs. Amazfit Cor vs. Garmin Forerunner 45 vs. Apple SE

 
Loop 2
Ionic
Cor
Forerunner 45
SE
 PolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitCorRemove Buy NowGarminForerunner 45Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$299$79.99$199$279
Release20152017201820192020

Activity & Fitness

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

Battery

Duration8 days (without notifications)4+ days12 days7 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x25080 x 160208 x 208384 x 480
Sizen/a1.421.23 inches1.04 inches40mm
Touch
TypeLEDOLEDIPS LCDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance2 ATM50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSBuilt-inWatchOS 5
Apps
Music

All Wearables