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Apple Watch Ultra 4 vs Apple Watch Series 10 GPS+Cellular

Apple Watch Ultra 4 vs Apple Watch Series 10 GPS+Cellular comparison

Show Only Differences Highlight Differences	Apple Watch Ultra 4	Apple Watch Series 10 GPS+Cellular
key specs
Display Size	49mm	46mm
Dial Shape	Rectangle	Rectangle
Display Type	OLED Retina	OLED Retina
Ideal For	Unisex	Unisex
Strap Material	-	Silicone
general
Brand	Apple	Apple
Model	Watch Ultra 4	Watch Series 10 GPS+Cellular
Release date	September 9, 2026	September 9, 2024
Dial Shape	Rectangle	Rectangle
Usage	Regular, Sports	-
Ideal For	Unisex	Unisex
Model Name	-	Watch Series 10 GPS+Cellular
Dial Colour	-	Jet Black
Strap Material	-	Silicone
Size	-	Regular
Interchangeable Strap	-	Yes
Water Resistance Depth	-	5ATM
Dial Material	-	Aluminium
product details
Sensor	Health 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 sensor	Compass, Always-On Altimeter, Electrical heart sensor, Accelerometer, Gyroscope, Ambient light sensor, Depth gauge
Battery Type	Rechargeable lithium-ion	-
Battery Life	up to 50 hours	18 hours
Charger Type	Magnetic charging port	-
Rechargeable Battery	Yes	Yes
Compatible Device	-	iOS
Notification	-	Yes
connectivity features
Call Function	Yes	Yes
Bluetooth	Yes	Yes
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth Version	-	5.3
Messaging Support	-	Yes
Email Support	-	Yes
Call Features	-	International Emergency Calling
Other Connectivity Features	-	Emergency SOS
platform and storage features
Operating System	watchOS 27	watchOS
Processor Name	Apple S11 chip	S10
Internal Memory	64GB	64GB
Number of Cores	-	dual-core
camera and display features
Display Resolution	422 × 514	416x496
Display Size	49mm	46mm
Display Type	OLED Retina	OLED Retina
Scratch Resistant	Sapphire crystal	-
Other Display Features	3000 nits peak brightness, 1 nit minimum brightness, 1Hz refresh rate, 326ppi, Night Mode	LTPO OLED Always-On Retina display, up to 2000 nits of peak brightness
Backlight Display	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	Yes
Compass	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Chronograph	Yes	-
Date & Time Display	Yes	-
Language	English	English
Number of Buttons	3	2
Other Fitness Features	Readiness 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 maps	-
Other Watch Functions	-	Blood Oxygen Sensor, ECG sensor
audio and video features
Speaker	Yes	Yes
Gesture Control	Yes	Yes
Microphone	Yes	Yes
Voice Control	Siri AI	Yes
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Software and ecosystem Rating	-
Battery life Rating	-
dimensions
Width	-	39
Height	-	46
Thickness	-	9.7
Weight (g)	-	35.30

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