Everyday health insights
Watch 3 Pro helps you stay aware of your body. day and night. From blood oxygen and stress levels to heart rate. it’s designed to support you. All your wellness insights in one place. ready when you need them.
Advanced heart rate monitoring
A new optical sensor captures more detailed light signals and finer variations in blood flow from beneath your skin. That means more accurate heart rate tracking. especially during high-intensity workouts. light skin contact and across an array of skin tones. With better signal clarity. readings are up to 7% more accurate during exercise and up to 3.6% more accurate at rest compared to previous generations.
Smarter sleep monitoring
Rest is just as important as movement. Watch 3 Pro tracks your sleep more precisely thanks to enhanced motion sensors and high-frequency heart rate sampling. It recognises short naps. detects your sleep stages more accurately. and now includes a High-Precision mode for even deeper analysis. Enable it when you need the most detailed sleep tracking and wake up with a clearer picture of your rest.
Active Score
Track your weekly activity with one simple number. Active Score uses heart rate data and MET values (Metabolic Equivalent of Task) to combine activity intensity and total movement. giving you a reflection of your overall physical activity. The score updates every day and after each session. so you can see how each effort adds up. Whether it’s walking. weight training or interval runs. it gives you a clear picture of progress. The weekly goal is 100. a simple benchmark aligned with global health standards to help keep you moving. consistently.
Expanded health tools³
Stay on top of your wellness with 24/7 tracking of blood oxygen (SpO2). stress levels and heart rate zones. Hold space for yourself with guided breathing sessions. while water and stand-up reminders encourage healthier daily habits. Women can also receive intelligent prompts to track and predict menstrual cycles. helping make everyday health feel more informed and intuitive.
Fitness that adapts to you
Training at your pace. Whether you’re running. stretching or cooling down. Watch 3 Pro adapts with custom plans. precise tracking and recovery guidance that evolves over time. It goes beyond counting steps. giving you deeper insights to support your fitness journey.
Dual-band GPS tracking
Precision matters. Watch 3 Pro features dual-band GPS with support for L1 and L5 signals. giving you faster positioning and better route stability in dense cities. or forested trails. Whether you're out for a walk or tracking a run. it locks onto satellites with accuracy and confidence. It's also compatible with Glonass. Galileo. Beidou and QZSS so you're covered globally. wherever your workout takes you.
Custom running coach²
Watch 3 Pro builds an 8 to 16 week schedule based on your goals. fitness level and recovery. It’s designed to improve VO2 max and fat burn. offering structured sessions like tempo runs. intervals and steady-state efforts. adapting in real time to your body.
Smarter insights
From exercise duration and heart rate zones to pace. calories and VO2 max trends. Watch 3 Pro helps you understand your effort and train with intention. After each workout. get recovery time. load trends and endurance predictions for 5K or 10K runs. You can also customise your workout screens to keep the most important stats when you need them.
Custom workout summary
Get the lowdown after every work out with a personalised summary of how you performed and what to do next. From intensity feedback to recovery suggestions. your data turns into insight. No jargon. Just simple. helpful guidance to help you improve.
Breathe. relax. recover
Stay balanced throughout the day. Watch 3 Pro helps you check stress levels when you need to. and built-in breathing exercises help you to reset. After each workout. get an estimated recovery time so you know when to rest and when to move again.
131 sports modes
Every movement counts. Choose from 131 activity types. each offering detailed metrics like calories burned. pace. recovery time and heart rate zone tracking. Whether it’s HIIT. yoga. hiking or something more niche. we’ve got you covered.
Smart activity detection
Watch 3 Pro recognises seven activity types like walking. running. cycling. rowing and more. If you forget to start your session. it prompts you and backfills the data so you don’t lose progress. No missed workouts. No gaps in your log.
3D warm-up and stretching guide
Before your run or ride. Watch 3 Pro shows you guided animations to activate your muscles. After your session. cool down with stretching prompts to reduce injury risk and support better recovery.
On the move music control
Quick music control is now built directly into your workout interface8. Just swipe to the next screen to skip tracks or adjust playback. keeping your momentum uninterrupted.
ChatGPT on your wrist
Assistance is always a tap away. With ChatGPT integrated directly into Watch 3 Pro. you can ask questions. get facts and plan your day using natural-language prompts. Just lift your wrist and speak. No need to reach for your phone.
Recording transcription
Capture inspiration as it happens. The built-in voice recorder on Watch 3 Pro lets you save ideas. meeting notes or to-do reminders instantly. for up to 30 minutes at a time. Once synced with the Nothing X app. your recordings are transcribed into text so you can easily find and read them. It's a simple tool to stay sharp. and be prepared. whether you're working or just thinking out loud.
Essential News
Get the headlines delivered directly to your wrist. Just set your preferred topics once. from tech and health to global headlines and entertainment and receive a daily digest every morning. Stay informed while brushing your teeth or sipping your first coffee.
Design that moves with you
With a precision-milled metal frame. Watch 3 Pro has a confident yet lightweight feel on the wrist. It’s shaped to sit comfortably and styled to blend into any outfit. situation. or occasion. Paired with soft-touch silicone straps. it’s made for all-day wear and effortless transitions7.
Larger. brighter. better
The 1.43-inch AMOLED display is our most immersive yet. With a smooth 60 fps refresh rate. it delivers clarity and responsiveness at every glance. Auto-brightness adapts in real time. and with a 91 percent screen-to-body ratio. it feels more expansive without adding bulk.
Watch faces that reflect you¹
With over 120+ custom watch faces. including animated. interactive and Always-On Display versions. Watch 3 Pro becomes your canvas. Choose based on the day. your mood or your look. Every face is designed to feel personal and fluid.
Customisable widgets and watch faces
Full screen and mini widgets let you bring what matters to the front. Whether it's workouts. sleep tracking. weather. music or reminders. you decide what shows up. You can also customise your watch face to match your style by choosing colours. layouts and data items that fit your day.
Watch face studio
Create a unique face in seconds using Artificial Intelligence. Just pick two elements. and get a custom background that matches your style or setting. It’s a faster way to get creative with your look. no editing required.
Video and photo watch faces
A watch face that reflects your favourites. Upload photos or short five second videos. and turn your memories into motion. From a cheers with friends. to a quiet beach scene. every moment can live on your wrist.
Bluetooth calling with noise reduction
Make and receive calls directly from your wrist with exceptional clarity. Watch 3 Pro features two high-performance MEMS microphones and a built-in speaker. enhanced by AI-based noise reduction trained on over 100.000 voice samples. Even in noisy outdoor environments. your voice stays front and centre. You can also sync up to 30 contacts for instant access to the people who matter.
Gesture shortcuts
No hands needed. Just a quick wrist movement. like a flip or a double shake. lets you trigger key actions instantly. Whether you're in a meeting. out on a run or cooking with both hands busy. gestures offer quiet. intuitive. hands-free control.
Quick replies and notifications5
Stay connected without reaching for your phone¹°. Watch 3 Pro lets you send short messages directly from your wrist. using preset or personalised responses. Whether it’s a quick update on WhatsApp or a casual reply on Instagram6. it’s an easy way to keep conversations flowing throughout your day.
Everyday tools. always on hand
Designed to simplify daily life. Watch 3 Pro includes practical features like camera controls¹³. to-do reminders. weather updates and a world clock. You also get a flashlight. stopwatch. calculator and timer built in. Music controls with on-screen widgets make it easy to manage playback from your phone. And for peace of mind. Find My Phone and Do Not Disturb modes are just a tap away.
Battery that keeps up
With optimised power efficiency and smart charging. Watch 3 Pro delivers up to 13 days of typical use4. Even with heavy usage. you can expect 10 days of performance. And if you choose to keep Always-On Display enabled. it still runs for up to 4.5 days without needing a top-up.
Everything in one place
Nothing X is the new home for your CMF Watch¹¹. With a refreshed design and AI-powered features. it brings together device control. health tracking and daily tools in one seamless app.
You can manage settings. customise layouts and access insights like SpO2. VO2 max and recovery. It also brings together your fitness plans. ChatGPT¹5. news briefings and voice memos. Data can be synced to Google Health Connect?. Apple Health and Strava.
Water and dust resistance
Built for the real world. Watch 3 Pro is IP68-rated for water and dust resistance¹². Whether you're pushing through a workout or caught in unexpected weather. it’s made to keep going.
1. Watch faces can be downloaded from the Dial gallery in the Nothing X app.
2. Custom Running Coach requires setting up a personal plan in the Nothing X app.
3. 'The blood oxygen (SpO2). heart rate and stress monitor are not intended for diagnosis. prevention. clinical monitoring. prediction. prognosis. investigation of physiological processes or any other medical purpose of any disease. This product and its functional design are not intended for medical use. nor are they intended to predict. diagnose. prevent or cure any disease.
ALL DATA AND TRACKING ARE FOR HEALTH AND PERSONAL REFERENCE ONLY. IF YOU FEEL UNWELL OR HAVE A DISEASE. PLEASE RELY ON PROFESSIONAL MEDICAL EQUIPMENT OR CONSULT YOUR DOCTOR.'
4. '13 days of battery life under typical usage.
Typical usage scenarios: standby (includes step tracking. sleep. and all-day heart rate every 5 minutes). 100 times of lighting up the screen. call notifications (10 times/day). message push without viewing (100 messages/day). message viewing (100 messages/day). alarms (3 times/day). Bluetooth calls (30 minutes/week. maximum volume. with voice). free operation (5 minutes/day). data updates (24 times/day). screen-off workout (18 minutes/day. GPS off). screen-on workout (0.71 minutes/day. GPS off). GPS search (5 minutes/week). GPS tracking (120 minutes/week).
All data comes from the Nothing Laboratory. Actual usage may vary due to product differences. user habits. environment and other factors. 10 days of battery life under heavy usage.
Heavy usage scenarios: standby (includes step tracking. sleep. and all-day heart rate every 5 minutes). 200 times of lighting up the screen.
call notifications (30 times/day). message push without viewing (100 messages/day). message viewing (200 messages/day). alarms (3 times/day). Bluetooth calls (30 minutes/week. maximum volume. with voice). free operation (5 minutes/day). data updates (24 times/day). manual heart rate measurement (6 times/day). manual SpO2 measurement (6 times/day). automatic SpO2 monitoring (once every 30 minutes). automatic stress monitoring (once every 30 minutes). water reminders (8 times/day). stand up reminders (4 times/day). music control (3 minutes/day). camera control (20 times/day). screen-off workout (18 minutes/day. GPS off). screen-on workout (0.71 minutes/day. GPS off). GPS search (5 minutes/week). GPS tracking (120 minutes/week). Standard daily use GPS (searching 5 minutes/week. tracking 120 minutes/week). All data comes from the Nothing Laboratory. Actual usage may vary due to product differences. user habits. environment and other factors.'
5. Some features (including but not limited to incoming call alerts. notifications. etc.) require the app to run in the background to take effect. Please refer to the advice on the app for specific instructions.
6. Quick replies are available on Android devices only and support messaging and social apps including SMS. WhatsApp. WhatsApp Business. LINE. Instagram. Telegram. KakaoTalk. X. Microsoft Teams. Slack. Snapchat and imo. This feature is not available on iOS.
7. Nothing products have passed multiple restricted substance tests (including EU RoHS. REACH. etc.). as well as skin irritation and sensitivity tests. to ensure that every substance that comes into contact with the skin has been thoroughly evaluated. Please keep the product clean when wearing it. If your skin develops redness. itching. swelling. or other discomfort after contact with the product. please stop using it immediately and consult a doctor. Few people may have special reactions to specific materials. This may be caused by sweat and humidity in confined spaces. fungal infections. weather. environmental factors. long-term contact with irritants such as soap or sweat. and other factors. If you know you have allergic symptoms or other sensitive reactions. please note that the product contains the following materials: nickel. acrylates. and cyclosiloxanes. IF YOU HAVE KNOWN RISK FACTORS. PLEASE AVOID USING THE PRODUCT.
8. Music controls are only supported by phones running Android 6.0 or later. or iOS 13 or later.
9. To ensure that your Google Health Connect can work properly with CMF Watch 3 Pro. please make sure your Android phone is updated to Android 9.0 or above.
10. The watch must remain connected to the smartphone's Bluetooth for most functions. including. without limitation. synchronising weather. receiving messages. and making calls. Voice calls from third-party applications are not supported.
11. Please download the Nothing X app from Google Play or the iOS App Store and update it to the latest version to access Watch 3 Pro properly. Please update the firmware to the latest version within the app after first connecting Watch 3 Pro to the Nothing X app. Always keep the firmware updated for the best experience.
12. Watch 3 Pro has been tested under controlled laboratory conditions to IP68 rating in accordance with IEC 60529 (international) standards. This means that the watch can be immersed for 30 minutes in still. clear water (to a depth of 1.1 metres or less). Splash. water and dust resistance may decrease over time as a result of normal wear. The watch should not be worn in swimming pools. shallow water. hot showers. hot springs. saunas (steam rooms). scuba diving. deep diving. platform diving. high-pressure rinsing or during activities with high water pressure. high temperatures or high water levels. Please do not charge the device in moist environments or when it's wet. Do not submerge the device in fresh water for more than 30 minutes and to a depth of no more than 1.1 metres. Ensure all ports and attached covers are firmly closed when exposing the device to water. Do not expose the device to water moving with force. The touch screen and other features may not work properly if the device is used in water. If the device has been immersed in water or the speaker is wet. sound may not be heard clearly during a call because water may have entered the speaker hole during exposure underwater.
13. Camera remote control is only supported for phones running Android 8.0 or later. For Nothing and CMF phones with the latest version of Nothing OS. the watch will directly turn on the phone camera after clicking the watch’s photo-taking button.
14. The reliability tests are conducted in the Nothing Laboratory under specific conditions. The results may vary under different conditions.
15. ChatGPT is currently only supported on Nothing OS. Please make sure your Nothing OS is updated to the latest version to ensure the best experience.
* Accessibility of some features may vary across regions. Product pictures and display contents on the foregoing pages are for illustration purposes only. Actual product features and specifications (including but not limited to appearance. colour. and size). as well as actual display contents (including but not limited to backgrounds. UI. and icons) may vary.
** This device is not a medical device and all data and tracking is for health and personal reference only and not for medical diagnosis purposes. If you feel unwell. please rely on professional medical equipment or consult your doctor.
*** All data in the foregoing pages are theoretical values obtained by the Nothing Laboratory through tests carried out under particular conditions. For more information. refer to the aforementioned product details. Actual data may vary owing to differences in individual products. software versions. application conditions. and environmental factors. All data is subject to actual usage.
**** Due to real-time changes involving product batches. production and supply factors. in order to provide accurate product information. specifications. and features. Nothing may make real-time adjustments to text descriptions and images in the foregoing information pages. so that they match the product performance. specifications. indexes. and components of the actual product. Product information is subject to such changes and adjustments without notice. Please refer to the specific information on https://nothing.tech.