Polar V800 vs. Jawbone UP4 vs. Apple Watch Series 4 vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
V800
UP4
Watch Series 4
T-Rex
VivoActive 4
 PolarV800Remove Buy NowJawboneUP4Remove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$470$200$329$140$349
Release20142015201820192019

Activity & Fitness

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

Battery

Duration13 hours to 30 daysNANot Yet20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA384 x 480360 x 360260 x 260
Sizen/aNA1.78 inches1.3 inches1.3ionches
TouchNA
Typen/aNAMicroLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMNANot Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5Build-inWear OS
Apps
MusicNA

All Wearables