Apple Watch Ultra 4 GPS + Cellular 49mm Smartwatch, Natural Titanium Case with Sand Trail Loop S/M, Always-On Retina OLED Display, S11 Chip, Advanced Health & Fitness Tracking | MJAJ4AF/A

• Rugged Durability Crafted with a premium 49mm Natural Titanium case designed to withstand the most extreme environments and adventures.
• Powerful Performance Features the advanced S11 chip for seamless multitasking, faster app launches, and superior processing efficiency.
• Vibrant Display Experience incredible clarity with the Always-On Retina OLED display, engineered to remain readable even under harsh direct sunlight.
• Stay Connected Built-in cellular capabilities allow you to make calls, send texts, and stream music directly from your wrist without needing your phone.
• Pro Fitness Tracking Access advanced health metrics and specialized workout data to push your physical limits and monitor your recovery with precision.
• Comfortable Fit Includes a durable and lightweight Sand Trail Loop in size S/M, specifically designed for a secure and breathable feel during long-term wear.

Push the boundaries of what possible with the Apple Watch Ultra 4, a powerhouse engineered for those who demand excellence in the harshest environments. Housed in a stunning, aerospace-grade Natural Titanium case, this 49mm marvel blends rugged durability with a refined aesthetic. Whether you are scaling mountain peaks, diving into the ocean, or navigating the urban jungle, the S11 chip ensures lightning-fast performance, powering an incredibly bright Always-On Retina OLED display that remains crystal clear even under the harshest midday sun.

Designed for peak performance, this smartwatch is more than just a wearableit is a comprehensive health and fitness command center. With advanced sensors for blood oxygen tracking, ECG monitoring, and precise GPS capabilities, you can monitor your vitals and map your routes with professional-grade accuracy. The included Sand Trail Loop (S/M) offers a lightweight, breathable fit that stays secure through your most intense training sessions, providing unparalleled comfort for 24/7 wear.

The Apple Watch Ultra 4 is the ultimate companion for adventurers and high-achievers alike. Its deep cellular integration means you can leave your iPhone behind while still taking calls, streaming music, and using maps on the go. With best-in-class battery life and a resilient design built to withstand extreme temperatures and depths, it is the perfect tool for explorers, athletes, and anyone who refuses to settle for the ordinary. Experience the perfect synthesis of sophisticated technology and trail-ready toughness on your wrist today.

Technical Specification

Brand: Apple
Product Series: Apple Watch Ultra 4
Model Number: MJAJ4AF/A
Generation: Apple Watch Ultra 4
Product Type: Premium GPS + Cellular Smartwatch
Case Size: 49mm
Case Material: Aerospace-Grade 5 Titanium
Case Color: Natural Titanium
Band Type: Trail Loop
Band Color: Sand
Band Size: Small/Medium (S/M)
Band Material: Lightweight, Stretchable Woven Nylon
Band Wrist Size: 130–180mm
Band Closure: Adjustable Pull-Tab Closure
Band Features: Breathable, Lightweight Design with Reflective Edges
Display Type: Always-On Retina LTPO3 Wide-Angle OLED
Display Resolution: 422 × 514 Pixels
Pixel Density: 326 PPI
Display Brightness: Up to 3,000 Nits
Minimum Brightness: 1 Nit
Display Protection: Flat Sapphire Crystal
Processor: Apple S11 Chip
CPU: 64-Bit Dual-Core Processor
Neural Engine: 4-Core Neural Engine
Internal Storage: 64GB
Operating System: watchOS
Apple Intelligence: Supported Features, Subject to Compatibility and Availability
Connectivity: GPS + Cellular
Cellular Network: 5G and LTE, Subject to Carrier Support
Wi-Fi: Wi-Fi 4 (802.11n)
Bluetooth: Bluetooth 5.3
GPS Technology: Precision Dual-Frequency GPS
Navigation Systems: GPS, GNSS and Compass Navigation
Heart Rate Sensor: Always-On Optical Heart Sensor
ECG: Supported, Subject to Regional Availability
Blood Oxygen Monitoring: Supported Where Available
Temperature Sensor: Supported
Sleep Tracking: Sleep Stages, Sleep Score and Sleep Apnoea Notifications
Health Features: Heart Rate, HRV, Vitals, ECG, Sleep Monitoring and Recovery Insights
Fitness Features: Running, Cycling, Swimming, Hiking, Diving and Workout Tracking
Depth Gauge: Up to 40 Meters
Water Temperature Sensor: Supported
Water Resistance: 100 Meters
Dust Resistance: IP6X
Diving Compatibility: Recreational Scuba Diving, Subject to Depth and Safety Requirements
Safety Features: Emergency SOS, Fall Detection, Crash Detection and Siren
Satellite Communication: Supported Where Available
Controls: Digital Crown, Side Button, Customizable Action Button and Gesture Controls
Voice Assistant: Siri
Speaker: Dual Speakers
Microphone: Three-Microphone Array
Battery Type: Built-In Rechargeable Lithium-Ion Battery
Battery Life: Up to 50 Hours of Normal Use
Low Power Mode: Up to 84 Hours
Extended Workout Tracking: Up to 25 Hours
Maximum Extended Workout Tracking: Up to 45 Hours
Fast Charging: Up to 80% in Approximately 45 Minutes
Quick Charging: 15 Minutes for Up to 18 Hours of Normal Use
Charging Method: Magnetic Fast Charging to USB-C
Case Height: 49mm
Case Width: 44mm
Case Depth: 12mm
Watch Case Weight: 63g