Engineered for extreme environments, endurance athletes, and outdoor adventurers, the Apple Watch Ultra 4 (GPS + Cellular) in 49mm represents the pinnacle of wearable technology. Crafted from Grade 5 aerospace titanium, it combines lightweight durability with cutting-edge health tracking, ultra-precise positioning, and unmatched battery performance.
Watch the Official Apple Watch Ultra Reveal
Key Features
- Aerospace-Grade 49mm Titanium Case: High-impact resistance with raised edges designed to shield the flat sapphire front crystal. Available in natural and sleek black titanium finishes.
- 3000-Nits Always-On Retina Display: Apple’s brightest display provides exceptional legibility, even in direct sunlight or glare-heavy environments.
- Next-Gen S11 Processor & Health Sensing: Delivers continuous, high-fidelity health monitoring, advanced heart rate sensing, HRV tracking, and on-device Audio Intelligence.
- Precision Dual-Frequency GPS: Integrates L1 and L5 GPS along with GLONASS, Galileo, QZSS, and BeiDou for accurate distance, pace, and route maps in dense cities or wilderness trails.
- Extended Battery Performance: Up to 50 hours of regular usage and up to 84 hours in Low Power Mode. Supports fast charging to hit 80% capacity in about 45 minutes.
- 100m Water Resistance & Dive Ready: Certified under ISO standard 22810 with EN13319 compliance for recreational scuba diving down to 40 meters. Features an integrated depth gauge and water temperature sensor.
- Customizable Action Button: Immediate physical control to start workouts, set waypoints, backtrack routes, or launch dive logs on demand.
Technical Specifications
| Case Size & Material | 49mm Natural Titanium Case, Sapphire Crystal Display |
| Processor & Storage | S11 SiP with 64-bit Dual-Core Processor, 4-core Neural Engine, 64GB Capacity |
| Display | Always-On Retina OLED LTPO3 (422 x 514 pixels), 3,000 Nits Peak Brightness |
| Connectivity | Standalone GPS + Cellular (RedCap 5G/LTE), Wi-Fi (2.4GHz & 5GHz), Bluetooth 5.3, U2 Ultra Wideband |
| Battery & Charging | Up to 50 hrs typical use / 84 hrs Low Power Mode; Fast charge to 80% in ~45 mins |
| Sensors | 2nd Gen Electrical Heart Sensor, Optical Heart Sensor, SpO2, Temperature Sensor, Altimeter, Depth Gauge |
| Durability Ratings | 100m Water Resistant, IP6X Dust Resistant, MIL-STD 810H Tested, EN13319 Scuba to 40m |
| Dimensions & Weight | 49mm x 44mm x 12mm | Weight: 63g |
Frequently Asked Questions
Does the Apple Watch Ultra 4 GPS + Cellular require a separate wireless plan?
You can use all standard GPS and Wi-Fi features without a cellular plan. However, to take advantage of standalone calling, messaging, and data streaming when away from your iPhone, you will need to add a smartwatch cellular plan from your mobile carrier.
How durable is the titanium case on the Apple Watch Ultra 4?
The case is crafted from Grade 5 aerospace-grade titanium, offering an optimized balance of low weight and high durability. It features raised edges to safeguard the flat sapphire crystal face from side impacts.
Is the Apple Watch Ultra 4 49mm suitable for scuba diving and water sports?
Yes. The Apple Watch Ultra 4 is rated for 100m water resistance (WR100) and certified to EN13319 standards, making it capable of recreational scuba diving down to 40 meters along with high-speed water sports.