KSh 116,990
Apple
Apple Watch Ultra is designed to be the ultimate running watch, with powerful features that help you train smarter and the most accurate on-device GPS in a sports watch. Now Apple Watch Ultra 4 takes it to the next level with game-changing health and fitness tracking to help you elevate your performance. And new extended battery life for workouts to keep you moving toward your goals. Run better, run longer.
The longest battery life of any Apple Watch. Now with up to 45 hours of Max Extended Workout tracking.
All-new Health Sensing System delivers the most accurate heart rate sensing in a wearable.
Heart data is fundamental in tracking your overall health and performance. Redesigned with more capable optical and electrical sensors, the all‑new Health Sensing System works with the S11 chip to provide higher-frequency heart monitoring. The updated sensors and larger, more power-efficient green LEDs give you richer heart data for more meaningful insights.
Ready advice. The new readiness experience can help you determine your capacity to take on the day by providing you with one simple score. Your score is determined each morning by analyzing your recent activity, vitals, and sleep — and it adjusts as you go about your day. So whether you’re training for a race or juggling a busy schedule, you can spend your energy on what matters most.
HRV? Check. Heart rate variability, or HRV, is an indicator of how your body responds to stress and recovery. Overtraining or poor sleep can raise your stress and lower your HRV. With the most accurate heart rate sensing in a wearable, Apple Watch Ultra 4 measures HRV as often as every five minutes and takes background heart rate readings every five seconds — the most frequent sensing ever for Apple Watch. And with the updated Heart Rate app and new watch face complications, you can easily view your readings anytime.

Track your progress with metrics like running power and cadence. And if you create a Custom Workout on your watch or iPhone, you can add work and recovery intervals, set a pace for outdoor workouts, and more. You can even get an estimate of your VO2 max after your run.

Quickly see your exercise intensity level with Heart Rate Zones, which are automatically calculated and personalized using your health data. You can adjust them manually or set up alerts.

It’s customizable and gives you quick control over a variety of functions, so you can do things like control a workout, move to your next interval, mark a segment, and more. All with extreme precision.

Set specific time and distance goals with Pacer for a running or outdoor cycle workout, and track whether you’re keeping pace.

Race against your best times on your favorite runs. See how far ahead or behind you are and how far you have to go.

Ultra 4 automatically detects when you arrive at a track and combines Apple Maps data with precision GPS to deliver the most accurate track running experience. Create a Custom Workout with a warmup period, recovery interval, and more.


Get real-time encouragement right when you need it with new insights about your pace, distance, and workout progress. And you can finally leave your iPhone at home — all you need is Apple Watch with cellular or a Wi‑Fi connection.

Whether you’re out for a leisurely stroll with your coffee in the morning or running on a treadmill at night, Ultra 4 gives you a more accurate step count and distance measurements all day long. And now you can more easily check your step count, right from your watch face.

Helpful insights from training load show the impact your workouts have on your body over time, so it’s easier to plan when you’re training for your next big event.

Track every run, ride, or hike with real-time motivation. Live Segments show your progress against your PRs and Live Elevation Stats track your climb. Subscribers can also follow Routes hands-free with Off-Route Alerts to stay on track. Your workout data automatically syncs with the Fitness app on iPhone.

With optimized, more efficient workout algorithms, Ultra 4 delivers even longer battery life. While providing up to 50 hours of everyday battery use, it now gives you up to 18 hours of standard workout tracking and up to 45 hours of Max Extended Workout tracking — enough time to complete a 100‑mile race.

Everyday battery

Workout battery
The more health insights you have, the more empowered you are to take actions that will optimize how you perform. With in-depth clinical validation and FDA-cleared features, Apple Watch Ultra 4 provides a fuller picture of your health, so you can stay informed.

Sleep quality is influenced by factors such as sleep duration, bedtime consistency, how often you wake up, and time spent in each sleep stage. Sleep score analyzes these factors every night and provides a classification and a score. You’ll see how the score is calculated, so you can understand the quality of your sleep and learn how to make it more restorative.

Now you can better understand insights on stress and recovery with HRV in the Vitals app. HRV is sampled as often as every five minutes, both during the day and night.

Cycle Tracking is with you through every stage of your menstrual health journey. Log your cycle and get predictions for your period, fertile window, and retrospective ovulation estimates. Cycle Tracking can notify you when your cycle patterns are suggestive of perimenopause as well as provide support during menopause.

Ultra 4 uses high-frequency heart rate tracking to monitor your background heart rate, even when you’re not working out, and surfaces a value every five seconds in a new watch face complication.

The Health app on iPhone uses data from the sensor in Apple Watch to enable you to take on-demand readings of your blood oxygen as well as background readings, day and night.

Ultra 4 can notify you if it identifies patterns of hypertension. How? The optical sensor provides data to an algorithm that can detect potential hypertension by analyzing how your blood vessels respond to beats of the heart over 30‑day periods.

Check for signs of an irregular heart rhythm, also known as atrial fibrillation, by using the ECG app to generate a single-lead electrocardiogram. You can share your ECG reading with your healthcare provider.

Check your heart rate at any time with the Heart Rate app. And get notifications of a high or low heart rate or an irregular rhythm.
With Apple Intelligence at its core, the redesigned Health app transforms your health and fitness data into proactive insights delivering a whole new view of your health — today and over time. Featuring groundbreaking privacy protections, your personalized hub securely brings together data from your Apple Watch and synced medical records. And since the Health app adapts to you, you’ll get a real-time read on your health and longevity.
Tap into the Insights tab for a quick look at daily metrics and trends in your heart, sleep, fitness, vitals, readiness, and cycle tracking. Apple Intelligence makes sense of your daily habits and offers personalized guidance, like tips on how to improve your sleep routine. It’s all about you — right here, right now.
Health Age shows you exactly which factors are adding years and which ones are taking them off. With combined data from your Apple Watch like VO2 max, HRV, and sleep, you’ll learn what’s affecting your Health Age and how to improve it. You can even add biometrics from your blood work for deeper insights
The Longevity tab turns metrics from your Apple Watch and iPhone into helpful analytics that build a foundation for a healthier future. Explore categories like heart health, sleep, and movement to get a clear read on your health. Unlock personal insights by taking in-depth physical assessments at home. The more you understand your health, the better you can take care of it.
Personalization is built into every part of the Health app, so you always know where you stand and how to improve. Get timely, personalized guidance powered by Apple Intelligence, like a suggestion to boost your cardio by adding intervals to your morning run. And helpful videos and articles explain the results of your physical assessments with your data layered in so you can better understand your health. It’s expert insight, made personal.

| Apple Watch Ultra 4 Specification | Apple Watch Ultra 4Details |
|---|---|
| Network Technology | GSM / HSPA / LTE / 5G |
| Announced | 2026, September 09 |
| Status | Available. Released 2026, September 18 |
| Dimensions | 49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in) |
| Weight | 63 g (2.22 oz) |
| Build | Sapphire crystal front, ceramic and zirconia back, titanium frame (grade 5) |
| SIM & Durability | eSIM, IP6X certified, 100m water resistant (ISO 22810:2010), 40m swimproof/diving (EN13319), MIL-STD-810H compliant, ECG certified (region dependent), depth gauge (±1m accuracy) |
| Display Type | Retina LTPO3 OLED, 3000 nits (peak), Wide-angle OLED |
| Display Size | 1.98 inches |
| Display Resolution | 514 x 422 pixels (~326 ppi density) |
| Display Protection | Sapphire crystal |
| Operating System | watchOS 27 |
| Chipset | Apple S11 |
| CPU | Dual-core |
| GPU | PowerVR |
| Card Slot | No |
| Internal Storage | 64GB |
| Camera | No |
| Loudspeaker | Yes, with dual speakers (86-decibel) |
| 3.5mm Jack | No |
| WLAN | Wi-Fi 802.11 b/g/n, dual-band |
| Bluetooth | 5.3, A2DP, LE |
| Positioning | GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
| NFC | Yes |
| Radio | No |
| USB | No |
| Sensors & Features | Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, body temperature, water temperature, 3rd-gen electrical heart sensor, optical heart sensor, temperature sensing (0.01˚ accuracy), Ultra Wideband (UWB gen2 support), Emergency SOS via satellite |
| Battery Type | Li-Ion 631 mAh |
| Charging | Wireless, 0–80% in 45 min |
| Colors | Natural, Black |
| Models | A3579 |
| Price in Kenya | Starting Kes116,990 |
| Feature Category | Apple Watch Series 12 | Apple Watch Ultra 4 Series | Apple Watch Series se 3 |
|---|---|---|---|
| Where to buy | Available at Galaxyhub Kenya | Available at Galaxyhub Kenya | Available at Galaxyhub Kenya |
| Case Options & Sizes | • 46mm or 42mm • Aluminum, titanium, or ceramic case | • 49mm • Titanium case | • 44mm or 40mm • Aluminum case |
| Display Specifications | • Always-On Retina display • Up to 2000 nits • Wide-angle OLED, LTPO3 | • Always-On Retina display • Up to 3000 nits • Wide-angle OLED, LTPO3 | • Always-On Retina display • Up to 1000 nits • OLED, LTPO |
| Health & Fitness Tracking | • Recovery HRV, Hypertension notifications • ECG app, High/low heart rate, Irregular rhythm • Blood Oxygen, Sleep apnea & Vitals app • Temperature sensing & Cycle tracking | • Recovery HRV, Hypertension notifications • ECG app, High/low heart rate, Irregular rhythm • Blood Oxygen, Sleep apnea & Vitals app • Temperature sensing & Cycle tracking | • HRV, High/low heart rate, Irregular rhythm • Low cardio fitness notifications • Sleep apnea & Vitals app (w/o wrist temp) • Cycle tracking |
| Smart & AI Features | • Apple Intelligence & Audio Intelligence • Siri AI | • Apple Intelligence & Audio Intelligence • Siri AI | • Apple Intelligence • Siri AI |
| Safety & Connectivity | • Emergency SOS, International emergency calling • Fall Detection & Crash Detection • GPS (Precision L1) & Cellular options (5G) | • Emergency SOS, Satellite connectivity • International emergency calling, Siren • Fall Detection & Crash Detection • Precision dual-frequency GPS & Cellular/Satellite | • Emergency SOS, International emergency calling • Fall Detection & Crash Detection • GPS & Cellular options (5G)
|
| Water Resistance & Durability | • Water resistant 50m • Depth gauge to 6m, Water temp sensor • Certified IP6X dust resistant | • Water resistant 100m • Swim, snorkel, scuba, high-speed sports • Depth gauge to 40m, Water temp sensor • EN13319 certification, MIL-STD 810H | • Water resistant 50m • Swim-friendly
|
| Chip & Gestures | • S11 chip, 4-core Neural Engine • Wrist flick & double tap gestures | • S11 chip, 4-core Neural Engine • Wrist flick & double tap gestures • Precision Finding for iPhone | • S10 chip, 4-core Neural Engine • Wrist flick & double tap gestures • Find iPhone |
| Battery Life & Charging | • Up to 24 hours (38h in Low Power Mode) • Fast-charge capable (0–80% in ~30 min) | • Up to 50 hours (84h in Low Power Mode) • Fast-charge capable (0–80% in ~45 min) | • Up to 18 hours (32h in Low Power Mode) • Fast-charge capable (0–80% in ~45 min) |
| Price in Kenya | Starting Kes64,990 | Starting Kes116,9990 | Starting Kes35,490 |
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Galaxy Hub Electronics – Shipping Policy
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