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Apple Watch Ultra 3 - Full Specifications | DeviceArena
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Apple

Apple Watch Ultra 3

Released Released September 19, 2025
Build 61.6g, 12mm thickness
OS 🆔 watchOS 26, upgradable to watchOS 26.4
Storage 64GB storage, no card slot
Review Compare Pictures
1.98"
514 x 422
N/A
1080p
N/A
Apple
599
N/A

Full Specifications

NETWORK 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 Available. Released 2025, September 19
BODY 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 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
HARDWARE OS watchOS 26, upgradable to watchOS 26.4
Chipset Apple S10
CPU Dual-core
GPU PowerVR
MEMORY Card slot No
Internal 64GB
MULTIMEDIA Loudspeaker Yes, with dual speakers (86-decibel)
3.5mm jack No
CONNECTIVITY 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 No
USB No
FEATURES 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
BATTERY Type Li-Ion 599 mAh
Charging Wireless, 0-80% in 45 min
GENERAL INFO Colors Natural, Black
Models A3281, A3282
SAR 1.16 W/kg (head)
SAR EU 1.19 W/kg (head)
Price € 747.00
Disclaimer: We can not guarantee that the information on this page is 100% correct.

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