Apple Watch Ultra 2 – Full Specifications & Features
Build & Design
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Case Size: 49mm
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Material: Aerospace-grade titanium
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Display:
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Always-On Retina LTPO OLED
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Flat sapphire crystal cover
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Up to 3000 nits max brightness
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Down to 1 nit minimum brightness
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Controls:
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Customizable Action Button
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Digital Crown with haptic feedback
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Side button
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Double Tap gesture support
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Audio:
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Dual speakers
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Three-mic array with beamforming and wind noise reduction
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Chip & Storage
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Processor: S9 SiP with 64-bit dual-core
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Neural Engine: 4-core
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Storage: 64GB capacity
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On-Device Siri: Faster, private responses without cloud connection
Health & Fitness Sensors
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Blood oxygen sensor and app
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ECG app with electrical heart sensor
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3rd-gen optical heart sensor
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High/low heart rate notifications
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Irregular rhythm notifications
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Sleep stage tracking
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Temperature sensing
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Depth gauge (±1m) + water temp sensor
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Always-on altimeter
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Compass with Waypoints + Backtrack
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High-G accelerometer
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High dynamic range gyroscope
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Ambient light sensor
Safety & Emergency
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Emergency SOS
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International emergency calling
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Loud siren
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Crash Detection
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Fall Detection
Durability
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Water Resistance:
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100m water resistant (swimproof)
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Recreational scuba diving up to 40m (EN13319 standard)
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Dust Resistance:
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IP6X rated
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Military Testing:
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MIL-STD 810H passed
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Resistant to altitude, temperature extremes, shock, ice, rain, and vibration
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Connectivity & Features
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GPS: Precision dual-frequency GPS (L1 + L5)
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Supports GPS, GNSS, Galileo, BeiDou
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LTE + UMTS support
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Wi‑Fi 4 (802.11n)
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Bluetooth 5.3
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2nd-gen Ultra Wideband chip
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Apple Pay
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GymKit compatibility
Battery & Charging
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Battery Life:
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Up to 36 hours normal use
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Up to 72 hours with Low Power Mode
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Charging:
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USB‑C magnetic fast-charging cable
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Environmental & Operating Conditions
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On-wrist temp range: –20°C to 55°C (–4°F to 130°F)
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Operational temp: 0°C to 35°C (32°F to 95°F)
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Dive temp range: 0°C to 40°C (32°F to 104°F)
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Storage temp: –20°C to 45°C (4°F to 113°F)
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Humidity: 5%–90% (noncondensing)
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Altitude range: –500 m to 9000 m (–1600 ft to 29,500 ft)
Dimensions & Weight
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Height: 49mm
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Width: 44mm
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Depth: 14.4mm
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Weight: 61.4 grams
Key Features Summary
✔ Rugged 49mm Titanium Case
✔ 3000-Nit Always-On Display
✔ S9 Chip with On-Device Siri & Double Tap Gesture
✔ ECG, Blood Oxygen, Depth & Temperature Sensors
✔ Dual-Frequency GPS (L1 + L5)
✔ 100m Water + IP6X Dust Resistance
✔ Up to 72 Hours Battery (Low Power Mode)
✔ MIL-STD 810H Certified
✔ Fast USB-C Charging
Local Relevance (Kenya): Whether you’re hiking Mt. Kenya, diving the Kenyan coast, or navigating Nairobi on foot — the Apple Watch Ultra 2 has the accuracy, ruggedness, and battery life to handle anything thrown at it.