Polar Loop 2 vs. Amazfit Stratos vs. Fitbit Versa vs. Garmin Vivoactive 3 vs. Jaybird Reign

 
Loop 2
Stratos
Versa
Vivoactive 3
Reign
 PolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitVersaRemove Buy NowGarminVivoactive 3Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$120$199$199.99$299$150
Release20152018201820172015

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days4 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300300 x300240 x 240NA
Sizen/a1.34 inches1.34 inches1.2 inchesNA
TouchNA
TypeLEDOLEDOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNA
Apps
Music

All Wearables