Fitness smartwatches are typically designed to be water-resistant rather than fully waterproof. This means they can withstand exposure to water up to a certain extent, such as during rain, hand washing, or sweat from exercise. Many fitness smartwatches are suitable for swimming and can handle submersion in water to varying depths, often specified by an IP (Ingress Protection) rating or ATM (atmosphere) rating. For example, a common specification is 5 ATM, which allows the watch to be worn while swimming in shallow depths. However, these devices are generally not intended for high-pressure water activities like scuba diving. It's important to check the manufacturer's specifications for each model to understand its water resistance capabilities and any limitations or precautions recommended for its use in water.
Best Fitness Smartwatches of March 2025
1
Rating is 5 out of 5
Fitbit Versa 4 Fitness Smartwatch with Daily Readiness, GPS, 24/7 Heart Rate, 40+ Exercise Modes, Sleep Tracking and more, Waterfall Blue/Platinum, One Size (S & L Bands Included)
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Get inspired and stay accountable with Versa 4 + Premium - learn when to work out or recover, see real-time stats during exercise and find new ways to keep your routine fresh and fun.Operating temperature: -14° to 113°F. Radio transceiver: Bluetooth 5.0.Maximum operating altitude : 28,000 feet (8,534 m).
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Built for better fitness results: Daily Readiness Score(1), built-in GPS and workout intensity map, Active Zone Minutes, all-day activity tracking and 24/7 heart rate, 40+ exercise modes and automatic exercise tracking, water resistant to 50 meters
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Tools to measure and improve sleep quality: personalized Sleep Profile(1), daily sleep stages & Sleep Score, smart wake alarm and do not disturb mode. Compatibility-Apple iOS 15 or higher, Android OS 9 or higher
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Maintain a healthy body and mind: daily Stress Management Score, reflection logging, SpO2(2), health metrics dashboard(3), guided breathing sessions, menstrual health tracking and mindfulness content
2
Rating is 4.9 out of 5
Garmin vívoactive 5, Health and Fitness GPS Smartwatch, AMOLED Display, Up to 11 Days of Battery, Black
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Designed with a bright, colorful AMOLED display, get a more complete picture of your health, thanks to battery life of up to 11 days in smartwatch mode
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Body Battery energy monitoring helps you understand when you’re charged up or need to rest, with even more personalized insights based on sleep, naps, stress levels, workouts and more (data presented is intended to be a close estimation of metrics tracked)
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Get a sleep score and personalized sleep coaching for how much sleep you need — and get tips on how to improve plus key metrics such as HRV status to better understand your health (data presented is intended to be a close estimation of metrics tracked)
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Find new ways to keep your body moving with more than 30 built-in indoor and GPS sports apps, including walking, running, cycling, HIIT, swimming, golf and more
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Automatic nap detection and nap logging tracks your nap length during the day, providing personalized insights on how it affects your Body Battery energy monitoring and more (data presented is intended to be a close estimation of metrics tracked)
3
Rating is 4.8 out of 5
Smart Watch(Answer/Make Call), 2025 New Smartwatch for Men Women, 1.96" HD Fitness Watch with 110+ Sport Modes, Heart Rate, Sleep Monitor, Pedometer, IP68 Waterproof Activity Tracker for Android iOS
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2025 New Smart Watch with Bluetooth Call/Intelligent Notifications: The smart watches for men adopts bluetooth 5.3 version for a faster and more stable connection. With a built-in premium microphone and hd speaker, allowing you to answer calls and interact with voice assistants directly from smartwatch. Meanwhile, you can receive message notifications and read them from your watch, such as Facebook, Messenger, Instagram, Gmail, Whatsapp, Twitter etc. Just raise your wrist to view messages.
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1.96" HD Big Screen and Unlimited Customization Dials: smart watches for women adopt 1.96”TFT HD color display screen (320*386 resolution) which making it easy to operate and sensitive, experience crystal-clear visuals like never before. 4 level brightness adjustable allows you to read time and data clearly even under the glare. 200+ Multiple trendsetting combinations to match your mood and outfit of the day. Even create and customize your own mens smart watch faces from your phone gallery.
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24/7 Heart Rate Monitor and Sleep Tracker: Adopted high-performance optical sensors, Fitness tracker provides health monitoring features such as 24-hour continuity real-time Heart Rate, SpO2, and Sleep Monitoring(Deep/light sleep). It accurately monitors your heart rate in real time nd better understand your heart rate trends. Also, it provides a detailed analysis of your sleep quality and facilitating lifestyle adjustments by "GloryFit" continuously recording your sleep patterns.
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All Day Activity and Practical Functions: During exercise, sport smart watch automatically records daily steps, distance counter，calories burned, active minutes. This fitness watch men has other useful features offered like remote camera, music control, weather forecast, sedentary reminder, GPS tracking, stopwatch, find phone, raise to wake, alarm clock, calculator, etc. It makes things on your wrist simple and easy, and will always work as your effective daily assissant.
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Rating is 4.7 out of 5
Smart Watch, 1.85" HD Smartwatch for Men Women (Answer/Make Calls), Fitness Watch with Heart Rate/Sleep/IP68 Waterproof/120+ Sports Modes/Spo2 Monitor, Pedometer, Android Smart Watch for Android iOS
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Bluetooth Call and Voice Assistant: Smart watch built-in microphone and HD speaker, you can make and receive calls directly from this smart watches for men. You can also use the built-in voice assistant to ask questions, control music playback and more
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1.85'' HD Screen and DIY Dials: Android smart watch features a TFT HD color screen and curved 3D curved glass for superior picture quality and touch sensitivity. You can also choose from 100+ dials or personalize the dial with your favorite photos
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24 Hour Health Monitoring: The built-in sensor of the smart watches for women has been upgraded, which is faster and more powerful in monitoring heart rate, blood oxygen and sleep, and provides a comprehensive sleep quality analysis (non-medical standard)
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120+ Sports Modes: Active Fitness Tracker monitors over 120 activities including walking, running, cycling, swimming, yoga and more. Receive real-time stats directly on your wrist and record your stats in the "Da Fit" app
5
Rating is 4.6 out of 5
Smart Watch Health Fitness Tracker with 24/7 Heart Rate, Blood Oxygen Blood Pressure Sleep Monitor, 115 Sports Modes, Step Calorie Counter Pedometer IP68 Waterproof for Android and iPhone Women Men
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【Health Metrics Monitoring】These fitness watches for women and men pack 24/7 heart rate, blood oxygen, blood pressure monitors and sleep tracker. You could check those real-time health metrics anytime, anywhere conveniently on your wrist and check the all-day data record in the App.The sleep tracker keeps track of time spent in different sleep stages including REM, light sleep,deep sleep,and the time when you wake up, helps you to get a better understanding of your sleep quality.
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【115 sports modes & All-Day Activity Tracking】There are more than 115 sports modes tracking available in the activity trackers and smartwatches, covering almost all daily sports activities you can imagine, gives you new ways to train and advanced metrics for more information about your workout performance.The all-day activity tracking feature monitors your steps, distance, and calories burned all the day, so you can see how much progress you've made towards your fitness goals.
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【Notifications for Calls and Messages】Getting notifications for incoming calls and texts right away from your wrist while on the go, allowing you to stay connected with family and friends with calls, texts, and email, so you never miss an important call or message. You could see the caller's name, reject the call, mute the ring-tone, and read the whole text messages directly from the smart watch for android phones and iphone.
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【A Considerate Life Assistant】The fitness trackers for women and men provide you with more features including drinking water reminder, sedentary reminder,menstrual cycle reminder, real-time weather display, remote camera shooting, music control,timer,and do-not-disturb mode, making it a considerate life assistant.With the GPS connectivity, you could get a map of your workout route in the app for outdoor activity by connecting to your phone GPS.
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Rating is 4.5 out of 5
Jacoosa Smart Watch, 1.85" HD Smartwatches for Men Women, 100 Days Standby Time, 110+ Sport Modes with Fitness Tracker Watch, IP68 Waterproof, Heart Rate/Sleep Monitor, Fitness Watch for Android/iOS
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Bluetooth Call and Smart Notifications：Smart watches for men allows you to stay in touch with your family or friends anytime, anywhere, even when you're at the gym, outdoors, or doing other activities. You can also receive social media, Facebook, WhatsApp, and text message alerts on your wrist, so you'll never miss an important message or notification
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1.85 Inch HD Screen and DIY Dials: Smart watch features a TFT HD color screen for superior picture quality and touch sensitivity. Men's watches have more than 100 unique online dials to choose from, and you can also customize your dial. It can be any photo, such as family, pets, etc
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30 Days Standby Time and Multiple Features: Smartwatch has a built-in 1000 mAh high-capacity battery that ensures up to 8-14 days of use, and about 30 days of standby time with just 2 hours of charging. The sports watch also includes weather forecast, music control, camera control, alarm, stopwatch, find phone and many other useful features. Simply download “FitCloudPro” for free from the App Store or Google Play and enjoy your smart life
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110+ Fitness Modes and IP68 Waterproof: The fitness tracker watch offers up to 110+ exercise modes covering running, cycling, fitness and other activities to meet different users' preferences. During exercise, it records real-time data such as heart rate, steps, calories burned, distance and activity time. This men's smartwatch is IP68 waterproof and can be worn during outdoor activities, rainy days and hand washing (Note: Please do not use it in shower, sauna, swimming, etc.)
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Rating is 4.4 out of 5
Smart Watch(Answer/Make Call), 1.91" Smartwatch for Men Women, NEW Fitness Watch with 110+ Sport Modes, Fitness Activity Tracke with Pedometer/Sleep Monitor/Heart Rate/IP68 Waterproof, for Android iOS
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Bluetooth Call and Message Reminder: The mens smart watch are equipped with the latest Bluetooth 5.3 chip, which increases the connection speed by 80%, and a highly stable connection with no delay. Answer and make calls right from your wrist, and easily sync multiple mobile contacts. It also supports multiple smart reminders, including incoming calls, Email, texts, SMS messages (Facebook, WhatsApp, Twitter, Tiktok, Instagram, Gmail etc). You won't miss any important calls or notifications.
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1.91" HD Big Screen and DIY Dials: Fitness tracker features a TFT HD color screen (320 * 380 touch screen）and curved 3D curved glass for superior picture quality and touch sensitivity. Watch for men have more than 100+ unique online watch faces to choose from, you can also customize your watch face. It can be any photo, such as your family, star, pets, etc. Meanwhile, 4 levels manually adjust the brightness, so you can clearly see the displayed time and exercise data even in direct sunlight.
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24-Hour Health Activity Tracker: Smart watches for women track your Heart Rate, Blood Oxygen levels(SpO2) and Sleep patterns around the clock(deep sleep, light sleep, sleep quality analysis). And Your can track your period with menstrual cycle tracking and ovulation prediction as well. All data is presented in the "GloryFit" app, offering a comprehensive view of your health status. Watches women it is compatible with Android 5.0 and higher and iOS 9.0 and higher.
How to identify potential leaks in a smartwatch casing?
Identifying potential leaks in a smartwatch casing is crucial for ensuring the device remains water-resistant and functions correctly. Here are some steps and methods to help you identify such issues:
- Visual Inspection:
Examine the watch for any visible cracks, gaps, or imperfections in the casing, screen, or the seals around buttons.
Check if the back cover is properly attached and doesn't show signs of protrusion.
- Seal Integrity:
Inspect the gaskets and seals around buttons, dials, and other openings for wear or damage.
Ensure that any removable parts, such as SIM card trays or straps, fit snugly and don't allow gaps.
- Water Entry Points:
Pay attention to the microphone, speaker holes, or other essential penetration points. Any damage or debris blocking these areas may compromise water resistance.
- Pressure Testing:
Conduct a professional pressure test. Many repair centers use specialized equipment to test the smartwatch under pressure to determine if there are leaks.
This non-invasive test checks the integrity of the smartwatch’s seals by simulating different pressure environments.
- Submersion Test: (Not Recommended for Unofficial Testing)
If the smartwatch claims water resistance, you might gently submerge it in water under controlled conditions and for a short duration.
Look for bubbles indicating air escaping from potential leaks.
Note: Only attempt this if you are confident in your ability to seal the watch afterward and if the warranty allows. It's generally better to use professional services for such tests.
- Ultrasonic or X-ray Inspection:
Some professionals may use ultrasonic testing or X-ray analysis to check for hidden cracks or assembly flaws without dismantling the watch.
- Functional Symptom Checks:
Check for unresponsive or erratic touch sensitivity, audio issues with the speaker, or microphone problems, as these might signal water ingress.
- Documentation and Warranty Check:
Review any documentation from the manufacturer about water resistance ratings and warranty coverage.
Ensure the watch hasn’t been serviced or opened by unauthorized personnel which could void water resistance.
For any detected issues, consider contacting the manufacturer or a professional repair service for proper assessment and repair. Avoid trying to fix the casing or seals yourself unless you have the appropriate tools and expertise.
How to dry a wet fitness smartwatch effectively?
Drying a wet fitness smartwatch effectively is crucial to prevent damage and ensure it continues to function properly. Here’s a step-by-step guide to help you dry it:
- Turn Off the Watch: If your smartwatch is still on, power it down immediately to prevent any short-circuiting.
- Remove from Water: If the watch is still submerged or wet, remove it from the water source as quickly as possible.
- Detach Straps: If possible, remove the straps to ensure thorough drying and to prevent water from being trapped between the strap and the watch.
- Shake Off Excess Water: Gently shake the watch to remove as much water as possible from the exterior.
- Dry with a Cloth: Use a soft, lint-free microfiber cloth to gently pat the watch dry. Avoid using paper towels or materials that might scratch the surface.
- Use Compressed Air: If available, use a can of compressed air to blow out any remaining water from crevices, like the charging port or buttons. Hold the can upright to prevent any propellant from coming out and causing damage.
- Place in a Bag of Rice or Silica Gel: Submerge the watch in a bag of uncooked rice or alongside silica gel packets for 24 to 48 hours. These materials can help absorb moisture trapped inside the device.
- Avoid Heat Sources: Do not use a hairdryer, oven, or any direct heat source as excessive heat can cause additional damage to electronic components.
- Check and Reassemble: After the drying period, visually inspect the watch for any remaining moisture. If it appears dry, reattach the straps.
- Test the Watch: Turn on the device. If it powers up and functions correctly, observe it for any unusual behavior over the next few days.
- Contact Support if Needed: If the watch does not function correctly or exhibits issues, contact the manufacturer's customer support for further advice or repairs.
Preventive care for water-related incidents includes checking for water-resistance ratings and ensuring access points like the charging port are correctly sealed during exposure to water.
What is the method to recalibrate sensors after water exposure?
Recalibrating sensors after water exposure involves several steps to ensure they return to proper functionality. Here's a general guide, but keep in mind that specific procedures can vary depending on the type of sensor and manufacturer:
- Safety First: Ensure all equipment is powered off and disconnected to avoid electrical hazards.
- Drying: Allow the sensor to dry completely. Gently wipe off any excess water with a lint-free cloth, and if possible, use desiccants or a gentle airflow (not high heat) to speed up drying.
- Inspection: Carefully inspect the sensor for any visible damage, corrosion, or residue. Pay attention to connections, housing, and any exposed electronic components.
- Cleaning: If necessary, clean the sensor using appropriate cleaning agents. Distilled water or isopropyl alcohol are often recommended, but be sure to consult the manufacturer's recommendations.
- Function Test: After the sensor is dry and clean, perform a basic function test to see if it responds as expected. Reconnect the sensor and power up the system.
- Calibration Process:
Zeroing: Begin by setting the sensor to a known zero point or baseline while in a controlled, stable environment.
Calibration Points: Use standard calibration procedures, often involving known reference points or substances. This may include using calibration gases for gas sensors, or known weights for load cells.
Adjust Settings: Adjust the sensor's settings based on these reference points to recalibrate it correctly.
- Data Verification: Once calibrated, verify the sensor’s readings against known standards or compare them with another calibrated sensor to ensure accuracy.
- Documentation: Keep a record of the recalibration process, including dates, personnel involved, and results. This is important for maintenance schedules and future troubleshooting.
- Consult Manufacturer: For specific sensors, refer to the manufacturer's guidelines. They may have specific recommendations or tools required for proper recalibration.
If the sensor fails to operate correctly after these steps or recalibration isn’t possible, consider contacting the manufacturer for technical support or replacing the sensor.
