Apple Watch Ultra 2

Size and Weight

• Height: 49mm

• Width: 44mm

• Depth: 14.4mm

• Weight: 61.4g (Titanium case)

Display

• Always-On Retina LTPO OLED display

• Up to 3000 nits peak brightness

• 410×502-pixel resolution

• Flat sapphire front crystal

• Large, bright screen optimized for outdoor visibility

Materials & Durability

• Aerospace-grade titanium

• Sapphire crystal display

• WR100 water resistance (100m)

• EN13319 certified (dive equipment standard)

• IP6X dust resistance

• Designed for extreme environments

Chip

• S9 SiP

• 4-core Neural Engine

• Faster graphics and better power efficiency

• On-device Siri processing

Health & Sensors

• Blood Oxygen app

• Electrical heart sensor (ECG)

• Third-generation optical heart sensor

• Temperature sensing (day & night)

• Depth gauge & water temperature sensor

• High-precision dual-frequency GPS (L1 + L5)

• Fall Detection & Crash Detection

Fitness & Activity

• Advanced running, cycling, and hiking metrics

• Precision dual-frequency GPS for accurate tracking

• Customizable Action Button

• Waypoints & Backtrack features

• Specialized modes for diving, endurance training, and trekking

Battery Life

• Up to 36 hours normal use

• Up to 72 hours in Low Power Mode

• Fast charging supported

Connectivity

• Bluetooth 5.3

• Wi-Fi

• GPS, GLONASS, Galileo, QZSS, BeiDou

• LTE (Cellular models only)

• Precision Finding for iPhone

Other Features

• 86-decibel emergency siren

• On-device Siri

• Dual speakers for louder, clearer audio

• Three-microphone array for wind-reduction

• MIL-STD 810H durability

• Night Mode on the Wayfinder face

• watchOS 10 / 11 optimized