Polar V800 vs. Mobvoi TicWatch E vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. Apple Watch 8

 
V800
TicWatch E
On Full Guard 2.5
T-Rex
Watch 8
 PolarV800Remove Buy NowMobvoiTicWatch ERemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$470$159$325$140$499
Release20142017201820192022

Activity & Fitness

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

Battery

Duration13 hours to 30 days1.5-2 days4 days20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400454x454360 x 360340 x 272 or 390 x 312
Sizen/a1.4 inches1.39 inches1.3 inches1.5 inches or 1.65 inches
Touch
Typen/aOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP673 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Wear OSBuild-inWatchOS 9
Apps
Music

All Wearables