Apple Watch Ultra 2

49mm case

Aerospace grade titanium

Dual speakers

Three-microphone array with beamforming and wind noise mitigation

Control:

Customizable Action button

Digital Crown with haptic feedback

Side button

Double tap gesture^

On-Device Siri^

Display:

Always-On Retina LTPO OLED display

Flat sapphire crystal display

Up to 3000 nits maximum brightness

1 nit minimum brightness

Chip:

S9 SiP with 64-bit dual-core processor

4-core Apple Neural Engine

64GB capacity

Sensors:

Blood oxygen sensor and app3

Electrical heart sensor and ECG app4

Third-generation optical heart sensor

High and low heart rate notifications4

Irregular rhythm notifications5

Sleep stages

Temperature sensing6

Depth gauge ±1m accuracy and app

Water temperature sensor

Compass with Waypoints and Backtrack

Always-on altimeter

High-g accelerometer

High dynamic range gyroscope

Ambient light sensor

Safety:

Emergency SOS8

International emergency calling9

Siren

Crash Detection8

Fall Detection8

Splash, Water and Dust:

Water resistance 100m (swim proof)12

Dust resistance IP6X19

EN13319 recreational scuba diving to 40m12

Tested to MIL-STD 810H: altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, and shock and vibration20

Connectivity and Communication:

Precision dual-frequency GPS: GPS, GNSS, Galileo and BeiDou

LTE and UMTS13

Wi-Fi 4 (802.11n)

Bluetooth 5.3

Second-generation Ultra Wideband chip21

Apple Pay

GymKit

Power and Battery Life:

Built-in rechargeable lithium-ion battery

Up to 36 hours normal use18

Up to 72 hours in Low Power Mode18

USB-C magnetic fast charging cable

Environmental Requirements:

On-wrist operating temperature: -4° F to 130° F (-20° C to 55° C)

Operational temperature: 32°F to 95°F (0°C to 35°C)

Nonoperational storage temperature: 4°F to 113°F (-20° to 45°C)

Dive operating temperature: 32°F to 104°F (0°C to 40°C)

Relative humidity: 5% to 90% noncondensing

Operating Altitude: -1600 feet to 29,500 feet (-500 m to 9000 m)

Dimensions

Height: 49mm

Width: 44mm

Depth: 14.4mm

Case Weight: