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Apple Watch Ultra 3

2025 · watch

Specifications

Cpu
Apple S10 SiP (64-bit dual-core)
Battery
599 mAh, rated up to 42 hours normal use, up to 72 hours in Low Power Mode
Display
1.98" wide-angle always-on LTPO3 OLED, largest and brightest Apple Watch display to date, 1Hz always-on refresh
Storage
base: 64 GB · options:
Cellular
LTE plus built-in satellite communications (first Apple Watch with satellite SOS)
Case Sizes
49 mm
Os Support
latest: watchOS 26 · shipped: watchOS 26
Release Price
$799

Variants

Colors
Natural Titanium2025 launch color
Black Titanium2025 launch color

Upgrade paths

battery
New OEM-spec cell · Same display-first opening as other modern Apple Watch models, adhesive and fragile cables make it an iFixit-rated difficult repair.
~$35
HARD
storage
Flash soldered inside the sealed S10 SiP, not user-upgradable
LOCKED
other
Any 49mm Ultra band · Bands swap tool-free via the slide-in lug system shared with Ultra and Ultra 2.
EASY