• Height: 49mm
• Width: 44mm
• Depth: 14.4mm
• 410 by 502 pixels
• 1185 sq mm display area
• Weight (natural): 61.4 grams
• Weight (black): 61.8 grams
• Fits 130–210mm wrists

Hardware and Buttons

• Microphone
• Speaker
• Action button
• Siren
• Microphone
• Side button
• Microphone
• Digital Crown
• Depth gauge/water temperature sensor

Controls

• Customizable Action button
• Digital Crown with haptic feedback
• Side button
• Double tap gesture
• Siri with on‑device processing

Chip

• S9 SiP with 64-bit dual-core processor
• 4-core Neural Engine
• 64GB capacity

Sensors

• Electrical heart sensor
• Third-generation optical heart sensor
• Temperature sensor
• Depth gauge ±1m accuracy
• Water temperature sensor
• Compass
• Always-on altimeter
• High-g accelerometer
• High dynamic range gyroscope
• Ambient light sensor

Health and Wellness

• ECG app
• Cycle Tracking app with retrospective ovulation estimates
• Heart Rate app
• High and low heart rate notifications
• Irregular rhythm notifications
• Medications app
• Mindfulness app with state of mind tracking
• Noise app
• Sleep app including sleep stages
• Sleep apnea notifications

Display

• Always-On Retina LTPO2 OLED display
• Flat sapphire crystal display
• Up to 3000 nits maximum brightness
• 1 nit minimum brightness
• 326 pixels per inch
• Night Mode using Modular Ultra or Wayfinder watch face

Audio

• Three-microphone array with beamforming and wind noise mitigation
• Dual speakers
• Media playback

Power and Battery Life

• Multi-day battery life, up to 36 hours of normal use
• Up to 72 hours in Low Power Mode
• Built-in rechargeable lithium-ion battery
• Fast-charge capable
• Up to 80% charge in about 1 hour

Operating System

• watchOS 11
• watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected.

Workouts and ActivityRunning

• Custom workouts
• Customizable Workout Views
• Training load
• Heart Rate Zones
• Race Route
• Pacer
• Precision Start using Action button
• Stride length, ground contact time, and vertical oscillation
• Automatic track detection
• Multisport workout

• Compass with bearing, incline, elevation, and coordinates
• Custom waypoints
• Automatically generated waypoints to cellular connectivity
• Backtrack GPS data
• Offline maps with custom route creation
• Elevation alerts
• Topographic maps for thousands of national and regional parks (U.S. only)
• Hundreds of curated hikes across all 63 U.S. national parks

• Average speed, elevation gained, and distance
• Connection to cycling accessories via Bluetooth
• Functional Threshold Power
• Power Zones
• Cadence
• Live Activity on iPhone

• Custom workout for Pool Swim
• Splits and auto sets
• SWOLF score
• Stroke type tracking
• Automatic stroke detection
• Kickboard detection
• Average pace, total distance, and laps

• Recreational dive to 40m
• Dive computer app (available on the App Store)
• Automatic launch at 1m
• Current and maximum depth duration
• GPS entry and exit points
• Depth gauge
• Water temperature sensor

Safety

• Emergency SOS
• International emergency calling
• Siren
• Crash Detection
• Fall Detection
• Last Emergency Call Availability Waypoint
• Noise Monitoring
• Backtrack

Durability

• Water resistance 100m under ISO standard 22810:2010
• Dust resistance IP6X under IEC 60529
• EN13319 recreational scuba diving to 40m (±1m accuracy)
• Tested to MIL-STD 810H against subsections for altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, and shock and vibration

Connectivity

• LTE and UMTS
• L1+L5 Precision dual-frequency GPS (GPS, GLONASS, Galileo, QZSS, and BeiDou)
• Wi-Fi 4 (802.11n)
• Bluetooth 5.3
• Second-generation Ultra Wideband chip
• Apple Pay
• GymKit
• Support for Apple Watch For Your Kids
• International roaming

AccessibilityBuilt-in accessibility features supporting vision, mobility, hearing, and cognitive disabilities.

Features include:

• VoiceOver
• Zoom
• On/Off Labels
• Reduce Transparency
• Increase Contrast
• Color Filters
• Text Size
• Bold Text
• Reduce Motion
• Hourly Chimes
• AssistiveTouch
• Button Click Speed
• Touch Accommodations
• Auto-Answer Calls
• Type to Siri
• RTT Support
• Audio Volume Balance
• Audio Transcription
• Live Speech
• Accessibility Shortcut
• Mono Audio
• Taptic Time
• Personal Voice

Environmental Requirements

–4° to 130° F (–20° to 55° C)

Operating temperature:

32° to 95° F (0° to 35° C)

Nonoperating storage temperature:

–4° to 113° F (–20° to 45° C)

Dive operating temperature:

32° to 104° F (0° to 40° C)

Relative humidity:

5% to 90% noncondensing

Operating altitude:

–1600 feet to 29,500 feet (–500m to 9000m)

Apple Watch Ultra 2 paired with Alpine Loop, Trail Loop, or Titanium Milanese Loop is designed to reduce environmental impact:

Progress toward Apple 2030

Apple Watch Ultra 2 paired with Alpine Loop, Trail Loop, or Titanium Milanese Loop is one of Apple’s first carbon neutral products:

• 30% recycled or renewable content
• 100% of manufacturing electricity sourced from clean electricity
• 50% or more shipped without airplanes
• 81% emissions reduction against baseline
• 12 kg CO₂e or fewer total remaining emissions covered by high-quality carbon credits

Materials

Carbon neutral Apple Watch Ultra 2 paired with Alpine Loop or Trail Loop has 30% recycled content, including:

• 95% recycled titanium in the case
• 100% recycled cobalt in the battery
• 100% recycled gold in the plating of multiple printed circuit boards
• 100% recycled tin in the solder of multiple printed circuit boards
• 100% recycled tungsten and copper wire in the Taptic Engine
• 100% recycled rare earth elements in all magnets
• 100% recycled copper foil in the main logic board
• 20% recycled plastic from water bottles in the antenna line
• 100% fiber-based packaging
• 38% recycled content in fiber packaging

Energy

• 100% of manufacturing electricity for Apple Watch Ultra 2 and Alpine Loop or Trail Loop is sourced from clean electricity
• 100% of expected customer energy use matched with clean electricity
• Meets California Energy Commission’s energy efficiency standards for battery charger systems

Waste

• No established final assembly sites generate waste sent to landfill as part of Apple’s Zero Waste Program

Smarter chemistry

• Arsenic-free display glass
• Mercury-, BFR-, and PVC-free
• Meets European REACH regulation on nickel

Apple Trade In

Trade in your eligible device for credit toward your next purchase, or get an Apple Gift Card you can use anytime. If your device isn’t eligible for credit, we’ll recycle it for free.

CompatibilityiPhone Xs or later, including iPhone SE (2nd generation or later), with iOS 18 or later

In the Box

• Apple Watch Ultra 2
• Band
• Apple Watch Magnetic Fast Charger to USB-C Cable (1m)