Apple Watch Ultra 4

The Apple Watch Ultra 4 redefines what a premium smartwatch can do. Built from aerospace-grade titanium with sapphire crystal durability, it’s engineered for extreme environments while offering Apple’s most accurate health tracking system ever. With extended battery life, advanced GPS, and intelligent AI features, it’s not just a watch — it’s a powerful companion for fitness, exploration, and everyday life.

 

Detailed Specifications

Model: Apple Watch Ultra 4

Release Date: Announced September 9, 2026

Case & Build: 49mm Grade 5 titanium, sapphire crystal display, aerospace-grade durability, MIL-STD-810H tested

Dimensions: 49 × 44 × 12 mm

Weight: 63.0 g (Natural Titanium), 63.1 g (Black Titanium)

Colors: Natural Titanium, Black Titanium

Display:

• Always-On Retina LTPO3 OLED
• Resolution: 422 × 514 pixels (~326 ppi)
• Peak brightness: 3,000 nits, minimum brightness: 1 nit
• Flat sapphire crystal protection
• Night Mode for Ultra watch faces

Processor: S11 chip with 64-bit dual-core CPU, 4-core Neural Engine, optimized for Apple Intelligence

Storage: 64 GB internal

Operating System: watchOS 27 with Apple Intelligence integration

Battery Life:

• Up to 50 hours normal use
• Up to 84 hours Low Power Mode
• Up to 18 hours outdoor workout tracking
• Up to 25 hours Extended Workout
• Up to 45 hours Max Extended Workout
• Fast charging: 80% in ~45 minutes

Connectivity: LTE, 5G, Wi-Fi, Bluetooth 5.3, GPS (dual-frequency), built-in satellite communications

Sensors & Health Tracking:

• Redesigned Health Sensing System (3rd-gen electrical + optical sensors)
• Blood oxygen sensor, ECG, wrist temperature sensor
• Depth gauge, water temperature sensor, compass, altimeter
• High-g accelerometer, gyroscope, ambient light sensor
• Readiness Score (0–10 daily recovery metric)
• Sleep score, HRV tracking every 5 minutes, heart rate every 5 seconds
• Hypertension notifications, sleep apnea alerts, cycle tracking, mindfulness app

AI & Smart Features:

• Siri AI with contextual awareness
• Audio Intelligence: Live Rewind, Siri Recap, Sound Recognition, automatic music ID
• Gesture controls: single tap, double tap, wrist flick

Durability: WR100 water resistance (scuba diving up to 40m), IP6X dust resistance, tested for extreme environments

Safety Features: Customizable Action button, emergency siren, satellite SOS

 

Why Buy the Apple Watch Ultra 4?

• Unmatched endurance: Battery life extended to 50 hours, perfect for ultramarathons and multi-day adventures.
• Smarter health insights: Readiness score and Health Age provide personalized guidance for training and recovery.
• AI-powered convenience: Siri AI and Audio Intelligence make daily tasks easier and more intuitive.
• Extreme durability: Titanium build, sapphire crystal, and WR100 water resistance ensure reliability in any environment.
• Adventure-ready GPS: Dual-frequency precision GPS supports accurate navigation even in challenging terrains.
• Future-proof technology: Powered by the S11 chip, enabling Apple Intelligence features with privacy-first design.

 

What’s in the Box?

 

 

The Apple Watch Ultra 4 is available now at Gadget Central Ltd, Nairobi’s trusted tech destination.  Visit us in-store or shop online  Call: +254 712834056  Website: Gadget Central Ltd.