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Apple Watch Ultra 4 vs Apple Watch Ultra comparison

 Compare Apple Watch Ultra 4
Apple Watch Ultra 4
Compare Apple Watch Ultra
Apple Watch Ultra
key specs
Display Size49mm49mm
Dial ShapeRectangleRectangle
Display TypeOLED RetinaOLED Retina
Ideal ForUnisexUnisex
general
BrandAppleApple
ModelWatch Ultra 4Watch Ultra
Release dateSeptember 9, 2026September 7, 2022
Dial ShapeRectangleRectangle
UsageRegular, SportsFitness & Outdoor
Ideal ForUnisexUnisex
Model Name-Watch Ultra
Size-Large
Touchscreen-Yes
Water Resistant-Yes
Water Resistance Depth-40m
product details
SensorHealth Sensing System, optical and electrical heart sensors, blood oxygen sensor, temperature sensor, depth gauge, water temperature sensor, compass, always-on altimeter, high-g accelerometer, gyroscope, ambient light sensorCompass, Always-On Altimeter, third-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor
Battery TypeRechargeable lithium-ionLithium Ion
Battery Lifeup to 50 hours-
Charger TypeMagnetic charging port-
Rechargeable BatteryYesYes
Notification-Yes
connectivity features
Call FunctionYesYes
BluetoothYesYes
Wi-FiYesYes
GPSYesYes
Call Features-International Emergency Calling
Other Connectivity Features-Emergency SOS
platform and storage features
Operating SystemwatchOS 27watchOS 9
Processor NameApple S11 chip-
Internal Memory64GB-
camera and display features
Display Resolution422 × 514-
Display Size49mm49mm
Display TypeOLED RetinaOLED Retina
Scratch ResistantSapphire crystal-
Other Display Features3000 nits peak brightness, 1 nit minimum brightness, 1Hz refresh rate, 326ppi, Night ModeLTPO OLED Always-On Retina display
Backlight Display-Yes
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
AltimeterYesYes
CompassYesYes
CalendarYesYes
Alarm ClockYesYes
ChronographYes-
Date & Time DisplayYesYes
LanguageEnglishEnglish
Number of Buttons3-
Other Fitness FeaturesReadiness score, HRV, heart rate zones, Training Load, Workout Effort, VO2 max, custom workouts, race route, Pacer, cadence, stride length, running power, multisport workouts, cycling metrics, swimming metrics, diving, depth gauge, water temperature, GPS, elevation tracking, Backtrack and offline mapsBlood Oxgen Sensor, ECG sensor
audio and video features
SpeakerYesYes
Gesture ControlYes-
MicrophoneYesYes
Voice ControlSiri AI-
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