Polar M430 vs. Amazfit Stratos vs. Acer Liquid Leap vs. Diesel On Full Guard 2.5 vs. Apple Watch Ultra

 
M430
Stratos
Liquid Leap
On Full Guard 2.5
Watch Ultra
 PolarM430Remove Buy NowAmazfitStratosRemove Buy NowAcerLiquid LeapRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$255$199$90$325$799
Release20172018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours5 days5 to 7 days4 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128320 x 300128 x 32454x454502x410 pixels
Size1.4 inch1.34 inches1 inch1.39 inches1.92 inches
Touch
TypeLCDOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATMIPX43 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWear OSWatchOS 9
Apps
Music

All Wearables