Polar V800 vs. Mobvoi TicWatch E vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
V800
TicWatch E
Alta HR
T-Rex
VivoActive 4
 PolarV800Remove Buy NowMobvoiTicWatch ERemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$470$159$150$140$349
Release20142017201720192019

Activity & Fitness

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

Battery

Duration13 hours to 30 days1.5-2 days7 days20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 36360 x 360260 x 260
Sizen/a1.4 inches1.4 inches1.3 inches1.3ionches
Touch
Typen/aOLEDOLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Build-inWear OS
Apps
Music

All Wearables