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OnePlus Watch 3 43mm

Compact Power,
Designed to Uplift
Compact yet powerful, the OnePlus Watch 3 43mm is your all-day wellness companion—seamlessly blending into your lifestyle while supporting your journey to balance and mindfulness. With real-time health insights and professional-grade fitness tracking, it helps you take charge of both physical and emotional well-being. Small in size, big on support—it's your stylish partner in living better, every day.
Elegance Refined
Intelligence Redefined
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
Black Steel
A fusion of minimalist style and smart performance, the OnePlus Watch 3 43mm elevates everyday wear.
Featuring a sleek stainless-steel case and precision crown in versatile finishes, its lightweight design delivers all-day comfort.
Timeless Style,
Premium Finish
The OnePlus Watch 3 43mm is built to complement any look with its polished stainless steel case and refined crown. Whether you're dressing up or keeping it casual, its sleek, versatile design adds a premium touch to every moment.
37.8g
43mm
Watch face
0.75mm
slimmer
*Compared to OnePlus Watch 3
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
Silver Steel
A fusion of minimalist style and smart performance, the OnePlus Watch 3 43mm elevates everyday wear.
Featuring a sleek stainless-steel case and precision crown in versatile finishes, its lightweight design delivers all-day comfort.
.
Smart Performance,
Unmatched Endurance
The OnePlus Watch 3 43mm is powered by advanced hardware and software optimization. Whether you're working, training, or winding down, enjoy a seamless experience without the need for constant recharging.
Dual-Chip Power,
Seamless Efficiency
With our industry-leading Dual-Engine Architecture, the Snapdragon® W5 and BES 2800 chipsets work in harmony to deliver top-tier performance and exceptional battery life.
6nm
FinFET
100%
Improved CPU computing power¹
00
Hrs
Voice Calling & Information Notification
Workout Tracking
Health Monitoring
Payment
Use your Favorite Applications
Up to 60 Hours,
Smart and Steady
Enjoy up to 60 hours of battery life in Smart Mode²—plenty of power to keep up with your days and nights without constant recharging.
*36 hours of Heavy Use in Smart Mode
Up to 7 Days Battery Life in Power Saver Mode³
For those who prioritize battery performance, Power Saver Mode can get up to 7 days of continuous monitoring helping you to conquer your goals without ever looking at a charging cable.
Voice Calling &
Information Notification
Workout Tracking
Health Monitoring
.
Fast Charging, All-Day Power in 10 Minutes⁴
Low on battery before bed or during your morning routine? A quick 10-minute charge is all you need. Whether you're getting ready for work or brewing your first coffee, a brief top-up powers you through the day.
60 minutes for 100% charge
10 minutes of charging for 24 hours of power
Your Wellness,
Elevated
The OnePlus Watch 3 43mm brings mind and body into balance with advanced health monitoring. From physical stress and body fatigue alerts to heart rate and sleep insights, it's designed to support your well-being every step of the way.⁵
360 Mind and Body
Seamlessly integrating Heart Rate Variability, resting heart rate and activity data, the OnePlus Watch 3 43mm offers real-time insight into your emotional state for a more balanced you. The dynamic emoji feature on the watch face visually reflects your mind and body condition — helping you stay grounded and connected to your well-being.
24-Hour Real-Time Insights
Evaluate your body's level of fatigue and what that reflects about your mental state.
Fun Watch Face to Display Your State⁶
Enjoy the 'Wellness Puppy Watch Face' which change with your real-time Mind and body stress levels.
Understand Your Body's Highs and Lows
Tracks your daily stress patterns and helps you identify key factors affecting them.
Achieve your Perfect Day
Track your health-related actions daily, earn stars, and gradually form healthy habits.
Breath and renew your State
Feeling like it's all too much? Simply start a breathing exercise or workout to help relieve some of that stress.
.
Better Rest
The OnePlus Watch 3 43mm tracks key sleep metrics—including sleep quality, breathing, blood oxygen, and potential snoring—so you can understand how well you're truly resting. Wake up to a clear, daily sleep report that helps you improve your sleep over time.
01
Sleep Breathing Risk Detection
Track key signals like blood oxygen, respiratory rate, heart rate variability (HRV), movement, and snoring to assess potential breathing disruptions during sleep—helping you identify early signs of sleep apnea and take proactive steps toward better rest.
02
Heart Rate and Blood Oxygen Insights⁷
Track how your heart rate and blood oxygen levels shift throughout the day—from work to workouts to rest. Understand your trends over time and catch early signs of potential health concerns with continuous monitoring.
03
Smarter Cycle Tracking⁸
Easily monitor your menstrual cycle and predict upcoming phases with intelligent tracking. Stay in tune with your body through personalized reminders and health insights designed to support you throughout each stage.
Health Lab and OHealth—Smarter Care, Backed by Science
Powered by validated research and cutting-edge technology, our Health Lab delivers reliable health assessments you can trust.
01
Your Health Insights, Act Early to Thrive
Get actionable Health Insights that help you understand trends in your health and detect potential issues early. Receive timely alerts so you can address concerns before they escalate—putting you in control of your well-being.
02
Keep Your Health Data in Sync⁹
Sync health and fitness data with Health Connect for seamless sharing across integrated apps like Google Fit. Workout data can also sync to Strava. All information is securely managed under our Privacy Policy.
Pro-Level Fitness Tracking
Move Your Way
Stay active on your terms with over 100 sports modes¹⁰ on the OnePlus Watch 3 43mm. Enhanced tracking for activities like running, tennis, cycling and skiing delivers precise, pro-level data—capturing every step, swing, climb, or turn to help you improve with confidence.
Optimize Your Burn
Go beyond basic calorie counting. In Running mode, the OnePlus Watch 3 43mm tracks fat-burning zones and measures your fat burn efficiency—giving you tailored insights to help you get the most out of every workout.
Smarter Running,
Stronger Stride
Make every step count with advanced metrics like ground contact time and stride balance - designed to help improve form, boost performance, enhance cardio endurance, and maximize fat burn with every run.¹¹
Ace Every Swing
Track your performance on the court with tailored tennis metrics like stroke technique and total swings. Whether you're rallying or serving, get the insights you need to improve your game and elevate your fitness.
Track Every Turn
Hit the slopes with confidence while tracking key metrics like max speed, slope angle, and more. Whether you're carving downhill or tackling backcountry runs, the OnePlus Watch 3 43mm captures every thrill with precision.
Swim Smarter, Train Stronger
Track every stroke with precision—monitor your 100m pace, lap count, distance, stroke type and SWOLF score. Whether you're training in the pool or open water, the OnePlus Watch 3 delivers the insights you need to improve performance and efficiency.
Master Every Mile
Precision tracking for every revolution—your pace, calories, distance, and heart rate zones. From Alpine trails to city streets, transform data into your personal flow, unlocking freedom in every ride.
IP68 and 5ATM
certificate
5ATM¹²
IP68¹³
Seamless Experiences
and Connectivity
Stay in Control, Hands-Free
With the OnePlus Watch 3 43mm, you can swipe through short videos¹⁴ right on your wrist — no need to hold your phone. Capture the perfect group shot with remote camera control and see a live preview directly from your watch.¹⁵
Powered with Wear OS by Google™
Stay up-to-date while staying in the moment with Wear OS by Google. Check important notifications, track your wellness, and access your favorite apps, all right from your watch. Pay for items with Google Wallet, update your friends with messaging, play your favorite song on YouTube Music, and do so much more without disrupting your day.
Your Watch.
Your Way.
Video Watch Faces –
Your Memories in Motion
Carry your favorite moments with you — whether it's your baby's first steps, your cat purring, or a golden-hour getaway. With animated video watch faces and a range of customizable styles, OnePlus Watch 3 43mm makes every glance at your wrist feel personal, expressive, and alive.
Your Essentials,
At a Glance
Customize watch widgets to match your lifestyle. Instantly access workouts, calendar, and heart rate. Keep essentials front and center—from exercise to vitals. Discover more watch faces and complications via Google Play.
Tailor Your Workflow
Stack weather, fitness stats, calendar events exactly where you need them
One-Tap Efficiency
Music control or heart rate checks without menu-diving
Style It Your Way
The OnePlus Watch 3 43mm supports all standard 18mm watchbands, so you can switch up your style for any outfit or occasion. Go sporty, sleek, or classic—it's your watch, your call.
Remarks:
1. All data pertaining to performance enhancements are derived from test reports furnished by the chip manufacturer.
2. Actual battery life varies depending on the features and apps used, frequency of calls and messages, number of times charged, and many other factors. A single charge lasting up to 60h in smart mode is based on the following usage scenario: Using the official watch face, Animation Booster off, AOD off, keep the default state of health monitoring; Bluetooth® connection to the phone 14.2 hours/day; Wi-Fi connection standby 1 hour/day; sleep monitoring 6.5 hours/day; lift the wrist to light up the screen 220 times/day; message receiving 180 items/day; screen operation (using various applications) 20 minutes/day; incoming call reminder 5 seconds/6 times/day; Bluetooth® call 5 minutes/day; outdoor running 30 minutes/day; alarm clock 3 times/day.
36 hours of heavy use in smart mode is based on the following usage case: Use third-party watch face, Animation Booster off, AOD on, health monitoring keep default status; Bluetooth® connection AOD standby 12.2 hours/day; Wi-Fi connection AOD standby 2 hours/day; sleep monitoring 6.5 hours/day; lift the wrist to light up the screen 300 times/day; message receiving 180 items/day; screen operation (using all kinds of apps) 30 minutes/day; incoming call reminder 5 seconds/6 times/day; Bluetooth® call 5 minutes/day; Google Maps linked navigation 15 minutes/day; phone and watch synchronization data 500 seconds/day; Bluetooth® headset connection to listen to music (Spotify) 30 minutes/day; outdoor running 30 minutes/day; alarm clock 3 times/day.
3. A single charge lasting up to 7 days in power-saver mode is based on the following usage scenario: Stay connected to Bluetooth® all day; Outdoor workouts 90 minutes/week; Wrist lift to light up the screen 180 times/day; Message acceptance 180 messages/day; Incoming call 5 messages/day; Bluetooth® call 5 minutes/day; Alarm clock 3 times/day; Sleep detection 6h per day.
4. Watch VOOC Flash Charging Requirements: OnePlus Watch 3 43mm requires a 3C certified power adapter with a rated output of 5V⎓2A and above to be used with the OnePlus Watch 3 43mm exclusive charging dock. "All-Day Power in 10 Minutes", is based on the standard battery model for smart mode.
5. The readings are designed to provide informational insights and should not be used for diagnosing, treating, or preventing any medical condition.
6. You'll need to manage and update Wellness Puppy watch faces in OHealth.
7. The blood oxygen measurement results are for reference only and shall not be used as a basis for medical diagnosis. Low blood oxygen warning: This function is turned off by default. A warning will pop up when low blood oxygen is detected.
8. To enable prediction, enter the start date of your period, menstrual duration, cycle length and last period date upon first login. Prediction is for users with regular cycles, no pregnancy in the past 6 months, and no medications affecting periods. Predictions are algorithmically generated based on user input and historical data. Individual results may vary. Not intended for medical use. Cycle patterns can be affected by health conditions, stress, or other factors. Predictions may deviate from actual outcomes.
9. To connect to Health Connect, the version number of OHealth is required to be no less than 4.20.23.
10. 100+ workout types include customized workouts added by the user; 11 workout types have algorithm support.
11. All running data can be monitored in outdoor run, fat burn run (outdoor), track running; while vertical ratio and running power data are not available in indoor run, fat burn run (indoor).
12. 5ATM: OnePlus Watch 3 43mm has a water resistance rating of 50 meters under the ISO standard 22810:2010. However, the device is not suitable for the following activities or environments: hot water shower, sauna, hot springs, deep diving, or diving. After swimming or for use near seawater, the device should be thoroughly cleaned and dried. Liquid and dust damage is not covered under warranty. Actual performance may vary depending on real-world usage and environmental factors.
13. IP68: Data is based on test results using TÜV SÜD based on IEC 60529 with test conditions for submersion in up to 1.5 meters of freshwater for up to 30 minutes. It is not advised to use the product in seawater or at the beach. Water and dust resistance may be reduced as the device ages. Water and dust resistance may be reduced as the device ages.
14. Only support TikTok and YouTube Shorts.
15. Camera control only compatible with OnePlus/OPPO smartphone with OxygenOS 15/Color OS 15 and above.
Disclaimer:
  • OnePlus Watch 3 43mm Only supports smartphones with Android 9.0 and above, which should also have a GMS version of 23.45.23 and above. iOS and Android (Go edition) devices are not supported.
  • Google, Android, Wear OS by Google, Google Maps, Google Wallet and other Google-related marks are trademarks of Google LLC.
  • OnePlus Watch 3 43mm works with Android. Google Wallet country availability and support can be found here.
  • User needs to download the official 'OHealth' app from Google Play. To utilize health tracking features, users must grant recording access to OnePlus. All data will be managed in accordance with the OnePlus Privacy Policy and the privacy policy applicable to related products and services.
  • The OnePlus Watch 3 43mm is not a medical device. The measurement data and results are intended for general wellness and fitness purposes only and do not constitute direct medical advice.
  • ALL product images and display contents are illustrative only. Actual product and display contents may vary.
  • Based on software updates to the phone, the above actions may be slightly modified, and the actual OTA content may be different from that specified.
  • All personal data are processed and maintained in strict compliance with applicable data protection regulations. For detailed information on how we protect and process your personal information, please refer to the product-specific Privacy Notice.
  • Due to real-time changes involving product batches, production, and supply factors, in order to provide accurate product information, specifications, and features, OnePlus may make real-time adjustments to text descriptions and images in associated information pages to ensure they match the product performance, specifications, indexes, and components of the actual product. Product information is subject to change and adjustment without notice.