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Wearables
Apple

Apple Watch Ultra 3

Wearables

Display

Display diagonal
1.98 in*
Display pixel density
326 ppi*
Resolution
514 × 422*
Panel
Retina LTPO3 OLED, 3000 nits (peak)*
Horizontal pixels
Display: 514 px
Vertical pixels
Display: 422 px

Displays

  • Display*
    Diagonal
    1.98 in*
    Horizontal pixels
    514 px*
    Vertical pixels
    422 px*
    Technology
    Retina LTPO3 OLED, 3000 nits (peak)*

Processing & platform

Chipset
Apple S10*
Processor
Dual-core*
Graphics
PowerVR*

Memory & storage

Storage options

  • 64 GB*
    Capacity
    64 GB*

Power specifications

Battery capacity
599 mAh*

Connectivity & software

Operating system
watchOS 26, up to watchOS 26.5, planned upgrade to watchOS 27*
Cellular networks
GSM / HSPA / LTE / 5G*
Wi-Fi
Wi-Fi 802.11 b/g/n, dual-band*
Bluetooth
5.3, A2DP, LE*
NFC
Yes*

Sensors

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

Design & dimensions

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

Colors

  • Black*
  • Natural*

System configuration

Detailed specifications

Specifications 1 · 1 fields
model
Watch Ultra 3*
Scope and conditions
explicit_quantities
aperture_declarations
optical_format_declarations
declared_pixel_matrices
Specifications 2 · 47 fields
Battery · Charging
Wireless, 0-80% in 45 min*
Battery · Type
Li-Ion 599 mAh*
Body · Build
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5)*
Body · Dimensions
49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)*
Body · Features
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)*
Body · SIM
eSIM*
Body · Weight
61.6 g or 61.8 g (black) (2.15 oz)*
Camera · Features
No*
Comms · Bluetooth
5.3, A2DP, LE*
Comms · NFC
Yes*
Comms · Positioning
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS*
Comms · Radio
No*
Comms · USB
No*
Comms · WLAN
Wi-Fi 802.11 b/g/n, dual-band*
Display · Features
Wide-angle OLED*
Display · Protection
Sapphire crystal glass*
Display · Resolution
514 x 422 pixels (~326 ppi density)*
Display · Size
1.98 inches*
Display · Type
Retina LTPO3 OLED, 3000 nits (peak)*
Features · Features
Temperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Ultra Wideband (UWB) support (gen2 chip) Emergency SOS via satellite*
Features · Sensors
Accelerometer, gyro, heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)*
Launch · Announced
2025, September 09*
Launch · Status
Available. Released 2025, September 19*
Memory · Card slot
No*
Memory · Internal
64GB*
Misc · Colors
Natural, Black*
Misc · Models
A3281, A3282*
Historical price
$ 229.99 / € 799.00*
Misc · SAR
1.16 W/kg (head)*
Misc · SAR EU
1.19 W/kg (head)*
Network · 2G bands
GSM 850 / 900 / 1800 / 1900*
Network · 3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK*
Network · 4G bands
1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK*
Network · 5G bands
SA/NSA*
Network · Features
HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada*
Network · Speed
HSPA, LTE, 5G*
Network · Technology
GSM / HSPA / LTE / 5G*
Platform · Chipset
Apple S10*
Platform · CPU
Dual-core*
Platform · GPU
PowerVR*
Platform · OS
watchOS 26, up to watchOS 26.5, planned upgrade to watchOS 27*
Sound · 3.5mm jack
No*
Sound · Loudspeaker
Yes, with dual speakers (86-decibel)*
Colors
Natural
Natural*
Black
Black*
Display
Display
Diagonal
1.98* in
Horizontal pixels
514* px
Vertical pixels
422* px
Technology
Retina LTPO3 OLED, 3000 nits (peak)*
Memory options
64 GB
Capacity
64.0* GB
Sensors
Accelerometer
Accelerometer*
gyro
gyro*
heart rate
heart rate*
barometer
barometer*
always-on altimeter (-500m to 9000m)
always-on altimeter (-500m to 9000m)*
compass
compass*
SpO2
SpO2*
VO2max
VO2max*
temperature (body)
temperature (body)*
temperature (water)
temperature (water)*

* Provisional data