The Apple Watch Ultra 4 is Apple's premium sports and adventure smartwatch, designed for demanding workouts, outdoor activities and advanced health tracking. It features the S11 chip, the new Health Sensing System, precision dual-frequency GPS and longer battery life.

49mm Titanium Design

Apple Watch Ultra 4 uses a Grade 5 titanium case and is available in:

• Natural Titanium
• Black Titanium
• Dimensions: 49 × 44 × 12mm
• Natural weight: 63.0g
• Black weight: 63.1g
• Fits wrists 130–210mm
• Flat sapphire crystal front
• Customizable Action button
• Haptic Digital Crown
• High-volume siren

S11 Chip & Apple Intelligence

Ultra 4 is powered by Apple's new S11 chip:

• 64-bit dual-core processor
• 4-core Neural Engine
• 64GB capacity
• Siri powered by Apple Intelligence
• Audio Intelligence
• Siri AI
• New intelligent features through watchOS 27

Always-On Retina Display

Apple Watch Ultra 4 features an Always-On Retina OLED LTPO3 display:

• 422 × 514 pixels
• 1,245mm² display area
• 326 ppi
• 1Hz refresh capability
• Up to 3,000 nits brightness
• 1 nit minimum brightness
• Flat sapphire crystal
• Night Mode for selected Ultra watch faces

The large, bright display makes workout metrics easier to read outdoors, even in strong sunlight.

New Health Sensing System

Ultra 4 introduces Apple's new Health Sensing System, featuring:

• Third-generation electrical heart sensor
• Always-on optical heart sensor
• Blood oxygen sensor
• Temperature sensor
• Higher-frequency HRV measurements
• High-frequency background heart-rate tracking
• ECG
• High and low heart-rate notifications
• Irregular rhythm notifications
• Sleep tracking
• Sleep Score
• Sleep apnea notifications
• Hypertension notifications
• Vitals app

Ultra 4 also introduces Readiness, providing a daily 0–10 score based on recent activity, vitals and sleep data, helping users understand how ready they are for the day ahead.

GPS & Fitness

Apple Watch Ultra 4 features precision dual-frequency GPS:

• GPS
• Galileo
• QZSS
• BeiDou
• Precision dual-frequency GPS
• Compass
• Always-On altimeter
• High-g accelerometer
• High dynamic range gyroscope

Apple describes Ultra 4 as having the most accurate on-device GPS in an Apple Watch designed for sports.

Battery & Fast Charging

Ultra 4 delivers the longest battery life in the Apple Watch lineup:

• Up to 50 hours normal use
• Up to 84 hours Low Power Mode
• 18 hours outdoor workout
• 25 hours Extended Workout
• 45 hours Max Extended Workout
• 0–80% charge in about 45 minutes
• 15 minutes provides up to 18 hours of normal use
• 5 minutes provides up to 10 hours of sleep tracking

Water Resistance & Adventure

Apple Watch Ultra 4 is built for outdoor and water-based activities:

• Water resistance to 100m
• Swimming
• Snorkeling
• Scuba diving
• High-speed water sports
• Depth gauge up to 40m
• Water temperature sensor
• IP6X dust resistance

GPS + Cellular

Apple Watch Ultra 4 is a GPS + Cellular model supporting:

• 5G RedCap
• LTE
• 2.4GHz and 5GHz Wi-Fi
• Wi-Fi 4
• Bluetooth 5.3
• Precision dual-frequency GPS
• Second-generation Ultra Wideband
• Apple Pay
• GymKit

Band Options

Apple offers Ultra 4 with several band families:

• Trail Loop
• Alpine Loop
• Ocean Band
• Milanese Titanium Loop

New band colors include options such as Burgundy, Desert, Dark Olive, Sand Beige and translucent Ocean finishes.

Product Condition

Apple Watch Ultra 4 is the 2026 generation, designed for users who want a premium smartwatch with a large bright display, long battery life, precise GPS and advanced fitness tracking.

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HAGA Smartech is a trusted store in Thao Dien specializing in laptops, MacBooks, iPads, and Apple devices for both locals and expats.

With over 15 years of experience, all products are carefully tested before delivery. We provide honest and transparent consultation to help customers choose the right device.

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If you are searching for “Apple Watch Ultra 4 nearby me”, HAGA is a reliable choice.

HAGA Smartech – Repair & Trade-in MacBook, iPhone, Laptops, Apple Watch | Thao Dien – An Khanh – Ho Chi Minh City

⏰ 7:00 AM - 9:00 PM
☎ 0925 435 688 (Call / Zalo / WhatsApp)
🌐 www.hagasmartech.com

📍 18 Nguyen Van Huong, An Khanh Ward, HCMC

Why Choose HAGA?

HAGA Smartech is a trusted store in Thao Dien specializing in laptops, MacBooks, iPads, and Apple devices for both locals and expats.

With over 15 years of experience, all products are carefully tested before delivery. We provide honest and transparent consultation to help customers choose the right device.

Our English-speaking team supports expats with easy communication. Fast same-day delivery is available in Thao Dien, An Khanh, and across Ho Chi Minh City.

If you are searching for “Apple Watch Ultra 4 nearby me”, HAGA is a reliable choice.

HAGA Smartech – Repair & Trade-in MacBook, iPhone, Laptops, Apple Watch | Thao Dien – An Khanh – Ho Chi Minh City

⏰ 7:00 AM - 9:00 PM
☎ 0925 435 688 (Call / Zalo / WhatsApp)
🌐 www.hagasmartech.com

📍 18 Nguyen Van Huong, An Khanh Ward, HCMC