Casio WSD-F10 vs. Amazfit Bip vs. Fitbit Flex vs. Amazfit T-Rex vs. Apple Watch Ultra

 
WSD-F10
Bip
Flex
T-Rex
Watch Ultra
 CasioWSD-F10Remove Buy NowAmazfitBipRemove Buy NowFitbitFlexRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$500$99.99$100$140$799
Release20162018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a30 days5 days20 days36 hrs
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetoothn/a
Cellularn/a
GPS
NFCn/a
Wi-Fin/a

Display

Color
Resolutionn/a176 x 176NA360 x 360502x410 pixels
Sizen/a1.28 inchesNA1.3 inches1.92 inches
Touchn/aNA
TypeLCDNALEDAMOLED

Functions

Audio Speakern/a
ClockLTPO OLED Retina
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP681 ATM5 ATM10 ATM (100 Meters)

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNABuild-inWatchOS 9
Appsn/a
Musicn/a

All Wearables