Apple Watch Ultra 3 Specifications

A brief overview of the Apple Watch Ultra 3 specifications. This device is using Apple S10 processor with 64GB capacity.

The screen dimension is 1.98 inches and it's running the watchOS 26. It also comes with a Li-Ion battery capacity.

€ 899.00

Specifications Overview

Released Date: Exp. release 2025, September 19

Display Dimension: 1.98" 514x422 pixels

Device Body: 61.6g or 61.8g (black), 12mm thickness

Operating System: watchOS 26

Processor (CPU): Apple S10

Storage: 64GB storage, no card slot

Network

Network specifications for Apple Watch Ultra 3 device

Technology

GSM / HSPA / LTE / 5G

2G bands

GSM 850 / 900 / 1800 / 1900

3G bands

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK, HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada

4G bands

1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK, 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada

5G bands

SA/NSA

Speed

HSPA, LTE, 5G

Launch

Announced

2025, September 09

Status

Coming soon. Exp. release 2025, September 19

Body

Body specifications for Apple Watch Ultra 3 device

Dimensions

49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)

Weight

61.6 g or 61.8 g (black) (2.15 oz)

Build

Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5)

SIM

eSIM, IP6X certified 100m water resistant (22810:2010) 40m swimproof/diving (EN13319) MIL-STD-810H compliant ECG certified (region dependent SW application; HW available on all models)

Display

Display specifications for Apple Watch Ultra 3 device

Type

Retina LTPO3 OLED, 3000 nits (peak)

Size

1.98 inches

Resolution

514 x 422 pixels (~326 ppi density)

Protection

Sapphire crystal glass, Wide-angle OLED

Platform

Platform specifications for Apple Watch Ultra 3 device

watchOS 26

Chipset

Apple S10

CPU

Dual-core

GPU

PowerVR

Memory

Memory specifications for Apple Watch Ultra 3 device

Card slot

Internal

64GB

Camera

Camera specifications for Apple Watch Ultra 3 device

Camera

Sound

Sound specifications for Apple Watch Ultra 3 device

Loudspeaker

Yes, with dual speakers (86-decibel)

3.5mm jack

Comms

Comms specifications for Apple Watch Ultra 3 device

WLAN

Wi-Fi 802.11 b/g/n, dual-band

Bluetooth

5.3, A2DP, LE

Positioning

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS

NFC

Yes

Radio

USB

Features

Features specifications for Apple Watch Ultra 3 device

Sensors

Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water), Temperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Ultra Wideband (UWB) support (gen2 chip) Emergency SOS via satellite