Polar Loop 2 vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Samsung Galaxy Watch vs. Garmin Vivofit 4

 
Loop 2
Forerunner 935
Stratos
Galaxy Watch
Vivofit 4
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowSamsungGalaxy WatchRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$120$500$199$330$79.95
Release20152017201820182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 2 weeks5 days7 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 300360 x 36088 x 88
Sizen/a1.2 inches1.34 inches1.2 inches or 1.3 inchesNA
Touch
TypeLEDLCDOLEDAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryTizen OS
Apps
MusicSpotify

All Wearables