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AppleApple Watch Ultra 4

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Apple Watch Ultra 4 Specifications

AppleApple
Apple Watch Ultra 4
Released —63 g (2.22 oz), 12 mmwatchOS 2764GB storage, no card slot
Apple Watch Ultra 4

1.98"

514 x 422 pixels

—MP

—

— RAM

Apple S11

—mAh

Specifications summary: Apple Watch Ultra 4

Apple Watch Ultra 4 was released on September 18, 2026. It has a 1.98-inch Retina LTPO3 OLED, 3000 nits (peak) display with 514 x 422 pixels (~326 ppi density). The device uses Apple S11 and runs watchOS 27. Available memory and storage configurations include 64GB. Its main camera setup is listed as No. Charging support is listed as Wireless, 0-80% in 45 min.

Based on the device specifications listed on this page.

Launch

Announced—

Body

dimensions49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)
weight63 g (2.22 oz)
buildSapphire crystal front, ceramic and zirconia back, titanium frame (grade 5)
simeSIM
protection RatingIP6X 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)

Features

sensorsAccelerometer, gyro, always-on heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)

Display

typeRetina LTPO3 OLED, 3000 nits (peak)
size1.98 inches
resolution514 x 422 pixels (~326 ppi density)
protectionSapphire crystal

Performance & OS

oswatchOS 27
chipsetApple S11
cpuDual-core
gpuPowerVR

Memory

card SlotNo
internal64GB

Main Camera

Standard
1

Selfie Camera

Battery

chargingWireless, 0-80% in 45 min

Sound

loudspeakerYes, with dual speakers (86-decibel)
jack35mmNo

Connectivity

wlanWi-Fi 802.11 b/g/n, dual-band
bluetooth5.3, A2DP, LE
positioningGPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
nfcYes
radioNo
usbNo

Network

2GGSM 850 / 900 / 1800 / 1900
3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71
5G1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 53, 66, 71 SA/NSA

Additional Features

Colors
modelsA3579

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