Amazfit Stratos vs. Amazfit Bip vs. Casio WSD-F20A vs. Amazfit GTR vs. Apple Watch Ultra

 
Stratos
Bip
WSD-F20A
GTR
Watch Ultra
 AmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$199$99.99$399$199$799
Release20182018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days1 day24 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300176 x 176320 x 320454 x 454502x410 pixels
Size1.34 inches1.28 inches1.32 inches1.39 inches1.92 inches
Touch
TypeOLEDNALCDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWear OSBuild-inWatchOS 9
Apps
Music

All Wearables