The Ultra 4 is a smartwatch with marathon-level battery life, ideal for runners who want to cover long distances, with up to 45 hours of workout tracking in Max Extended Workout mode. And you can charge it quickly in just 15 minutes for up to 18 hours of use.
The ultimate watch for running and sports with multi-day battery life. Game-changing health and fitness tracking thanks to reliable heart rate detection. With high-frequency HRV recording for insights into your stress, recovery, and readiness to take on the day.
Multi-Day Battery Life
The Ultra 4 is a smartwatch with marathon-level battery life, ideal for runners who want to cover long distances, with up to 45 hours of workout tracking in Max Extended Workout mode. And you can charge it quickly in just 15 minutes for up to 18 hours of use.
Stay Closer to Your Heart Health
With the most accurate heart rate measurement on a wearable device, the Ultra 4 now measures heart rate variability (HRV) even every five minutes for insights into stress and recovery, as well as background heart rate measurements every five seconds.
A Fully Equipped Health Tracker
Understand your body better with advanced health insights. View your overnight health metrics with the Vitals app and get a daily sleep score, track your menstrual cycle, and take blood oxygen measurements.
Check Your Readiness for the Day
Learn when to rest or when to push your limits. The readiness feature gives you a clear score and can help you determine your ability to meet the demands of the day by analyzing your recent activity, your vital signs, and your sleep.
The Ultimate Companion for Running and Training
An advanced fitness tracker for long-distance running, triathlon, mountain biking, strength training, and much more. The Ultra 4 features high-precision dual-frequency GPS, Pacer, Heart Rate Zones, Custom Workouts, training load, and much more.
Keep Help Close to You
A smartwatch that puts your safety first. The Ultra 4 can detect a hard fall or a serious car accident.
Durable and Ready for Action
The Ultra 4 is built for extreme environments, with a durable titanium case and strong sapphire crystal on the display. With water resistance up to 100 meters, this smartwatch is ideal for swimmers, divers, and high-speed water sports enthusiasts.
The Freedom of Mobile Connectivity
With just your smartwatch, you can make and receive calls, stream music and podcasts, and listen with your AirPods, even without your iPhone.
Technical Specifications
- Colour
- Beige
- Release Date
- 2026
- Screen Size
- 2.12 "
- Screen Resolution
- 422x514 pixels
- Screen Type
- OLED
- Compatible Operating System
- iOS
- Touch Screen
- Yes
- Internal Storage
- 64 GB
- Connection
- 5G, Bluetooth, NFC, Wi-Fi
- Strap
- Alpine Loop
- Case material
- Titanium
Features & Functions
- Features
- Vibration, Speaker, Microphone
- Features & Functions
- Email, SMS, Caller ID, Application / Calls Notification, Voice Control
- Use
- Misc Sports / Gym, Swimming, Climbing, Hiking, Cycling, Running
- Smart Assistant
- Siri
Additional Specifications
- Sensors
- GPS, Altimeter, Pedometer, Gyroscope, Accelerometer, Calorimeter, Thermometer, Heart Rate, Oximeter, Sleep Monitoring, Blood Pressure Meter, Compass
- Protection
- Splash Resistant, Dust Resistant, Scratch Resistant
- ATM Rating
- 10 ATM
- Waterproof
- Sea Swimming
- MIL-STD-810
- Yes
Battery
- Battery Life
- 3.5 days
Dimensions
- Case Size
- 49 mm
- Weight
- 63 gr
AI Features
- AI Voice Assistant
- Yes
- AI Training Coach
- Yes
- AI Health Insights
- Yes
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.