Apple Watch Ultra 4 GPS + Cellular 49mm Titanium Case with Trail Loop
The Apple Watch Ultra 4 GPS + Cellular 49mm Titanium Case with Trail Loop is engineered for extreme endurance, outdoor exploration, and high-performance training. Built with an aerospace-grade Grade 5 titanium case and a flat sapphire front crystal, it houses an ultra-bright Always-On LTPO3 OLED display delivering up to 3,000 nits peak brightness for outdoor visibility. Paired with the lightweight, ultra-thin Trail Loop—crafted from a soft, stretchable double-layer nylon weave with a convenient pull tab for quick micro-adjustments on the go—this configuration provides maximum comfort and fit during long runs and endurance workouts. Powered by the advanced S11 SiP chip with Apple Intelligence, the Apple Watch Ultra 4 features an upgraded Health Sensing System, precision dual-frequency GPS, a built-in depth gauge and water temperature sensor, customizable Action button, and multi-day battery life of up to 50 hours.
- 49mm Grade 5 Titanium Case: Rugged, lightweight, and corrosion-resistant construction built to meet severe environmental and outdoor standards.
- Ultra-Lightweight Trail Loop: Soft, breathable double-layer nylon weave featuring an intuitive pull tab for fast, secure micro-adjustments on the trail.
- Ultra-Bright 3,000-Nit LTPO3 Display: Flat sapphire crystal display with wide-angle OLED technology for maximum legibility in harsh sunlight.
- Precision Dual-Frequency GPS: Dual-band L1 and L5 GPS integration (supporting GPS, Galileo, QZSS, and BeiDou) delivers accurate distance, pace, and route maps in dense environments.
- Advanced S11 Chip & Health Sensing: Powered by the S11 chip with an upgraded Health Sensing System for enhanced heart rate, HRV, Readiness, and Vitals metrics.
Technical Specifications
| Feature | Specification |
|---|---|
| Brand / Series | Apple / Watch Ultra Series |
| Model Name | Apple Watch Ultra 4 |
| Case Size & Material | 49 mm Natural Titanium / Black Titanium (Grade 5 Aerospace-Grade Titanium) |
| Band Type | Trail Loop (Breathable Double-Layer Nylon Weave with Pull Tab) |
| Connectivity | GPS + Cellular (5G NR RedCap & LTE Support, eSIM Enabled) |
| Processor (SoC) | Apple S11 SiP with 64-bit Dual-Core Processor & 4-Core Neural Engine |
| Display Panel | Always-On Retina LTPO3 Wide-Angle OLED Display (3,000 nits Peak Brightness, 1 nit Minimum) |
| Display Glass | Flat Sapphire Crystal Front Glass |
| Health Sensing System | 3rd-Gen Electrical Heart Sensor (ECG), Always-On Optical Heart Sensor, Blood Oxygen Sensor, Wrist Temperature Sensor |
| Navigation & Location | Precision Dual-Frequency GPS (GPS, Galileo, QZSS, BeiDou), Compass, Always-On Altimeter |
| Outdoor & Dive Sensors | Depth Gauge (to 40m), Water Temperature Sensor, High-g Accelerometer, High Dynamic Range Gyroscope |
| Safety Features | Emergency SOS, 86dB Siren, Fall Detection, Crash Detection, Backtrack Route Tracing |
| Durability & Water Rating | 100m Water Resistant (ISO 22810), EN13319 Scuba Dive Standard (to 40m), IP6X Dust Resistance, MIL-STD 810H Tested |
| Hardware Controls | Customizable Action Button, Digital Crown with Haptic Feedback, Side Button, Double Tap & Wrist Flick Gestures |
| Audio Hardware | Dual Speakers with Loud Siren & Three-Microphone Array with Beamforming and Wind Noise Mitigation |
| Wireless Protocols | Wi-Fi 4 (802.11n 2.4GHz & 5GHz), Bluetooth 5.3, 2nd Gen Ultra Wideband (UWB) Chip |
| Internal Storage | 64 GB Capacity |
| Battery Endurance | Up to 50 Hours Normal Use / Up to 84 Hours in Low Power Mode / Up to 45 Hours Max Extended Workout |
| Charging Method | Magnetic Fast Charger to USB-C Cable (Up to 80% charge in approx. 45 minutes) |
| Operating System | watchOS (Includes Apple Intelligence, Siri AI, Audio Intelligence & Readiness Tracking) |
| Warranty | One-year brand warranty. |
Frequently Asked Questions
Which processor does this product use?
Processor (SoC): Apple S11 SiP with 64-bit Dual-Core Processor & 4-Core Neural Engine.
What storage is available?
Internal Storage: 64 GB Capacity.
What are the display specifications?
Display Panel: Always-On Retina LTPO3 Wide-Angle OLED Display (3,000 nits Peak Brightness, 1 nit Minimum).
What battery or energy specifications are listed?
Battery Endurance: Up to 50 Hours Normal Use / Up to 84 Hours in Low Power Mode / Up to 45 Hours Max Extended Workout.
What charging specification is listed?
Charging Method: Magnetic Fast Charger to USB-C Cable (Up to 80% charge in approx. 45 minutes).
How does this product connect?
Connectivity: GPS + Cellular (5G NR RedCap & LTE Support, eSIM Enabled).
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