Polar Loop 2 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Vivoactive 3 vs. Apple SE

 
Loop 2
Forerunner 935
645 Music
Vivoactive 3
SE
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$500$450$299$279
Release20152017201820172020

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 2 weeks7 days7 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x 240240 x 240384 x 480
Sizen/a1.2 inches1.2 inches1.2 inches40mm
Touch
TypeLEDLCDMIPMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables