Best Stainless Steel Sleep Trackers in 2026

Use built-in GPS to see your pace and distance on screen during outdoor runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route

With Active Zone Minutes, feel a buzz when you reach your target heart rate zones during exercise, and celebrate when you earn extra minutes outside of exercise

Get a 90-day free trial of the Fitbit Premium to help you stay active, sleep well and manage stress. Unlock it all in the Fitbit app. (Valid payment method required. Cancel before free trial ends to avoid subscription fees. Offer valid for new Premium users only).Operating temperature: -20° to 60° C

Optimize your workout routine with a Daily Readiness Score that reveals if you’re ready to exercise or should focus on recovery (Requires Fitbit Premium membership).

Get a daily Stress Management Score showing your body’s response to stress and take steps to improve your levels with an on-wrist EDA sensor mindfulness session. Band Size:Sm: Fits wrist 5.1"- 6.7" . Lrg: Fits wrist 6.7" - 8.3" in circumference

Track your heart health with high & low heart rate notifications and a compatible ECG app (The Fitbit ECG app is available in select countries. Not intended for use by people under 22 years old.)

1.4in l x 0.9in w x 0.5in h, Backlit OLED display, GPS, Optical heart rate monitor - 24/7 heart rate tracking, NFC, 3-axis accelerometer

Get call and calendar alerts, send text notifications and quick replies. Automatic sleep tracking and silent alarms on your wrist

Battery life up to 7 days, or up to 5 hours with continuous GPS use. Water-resistant to 50 meters.

ULTRA-LONG BATTERY LIFE: Up to 30 hours of training time with GPS active, the durable and waterproof all-in-one Polar vantage M is for those who love setting records

POLAR PRECISION PRIME SENSOR FUSION TECHNOLOGY: Accurate optical HR monitoring for 130+ sports includes swimming, cycling

TRAINING LOAD PRO and RECOVERY PRO:: The vantage m is the fitness and biking activity tracker, separating cardio, muscle and perceived load, get a comprehensive view of how training sessions strain your body, follow your recovery level and get insights to your sleep to avoid overtraining or injuries

See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display

Get better sleep to power your days with sleep tracking and sleep Score in the Fitbit app

Feel a Buzz when you reach your target heart rate zones, while you earn active zone minutes

【1.47" HD-color Full Touch Screen】The curved-design 1.47" HD-color display and full touch screen ensures better visual and operating experience, everything is easier to see and operate, making this fitness tracker as intuitive to use as it is beautiful to look at.There are more than 150 watch face options for you to choose from in the App. You could also customize the smart watch face with photos from your own album. So it's easy to find the right look for the right moment.

【Ultra Long Battery Life & IPX8 Waterproof】Simply charge the smart watches for men and women with a magnetic USB cable. It takes 1.5-2 hours to full charge the fitness watch. Each full charge supports 7 days heavy use or 10 days daily use. Its standby time is up to 30 days.This smart fitness watch is IPX8 waterproof, which is safe for washing bands,taking a shower, workout in the rain and swimming.

【Health Metrics Monitoring】These fitness watches for women and men pack 24/7 heart rate, blood pressure and blood oxygen monitors. 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.

【1.47" HD-color Full Touch Screen】The curved-design 1.47" HD-color display and full touch screen ensures better visual and operating experience, everything is easier to see and operate, making this fitness tracker as intuitive to use as it is beautiful to look at.There are more than 150 watch face options for you to choose from in the App. You could also customize the smart watch face with photos from your own album. So it's easy to find the right look for the right moment.

【Ultra Long Battery Life & IPX8 Waterproof】Simply charge the smart watches for men and women with a magnetic USB cable. It takes 1.5-2 hours to full charge the fitness watch. Each full charge supports 7 days heavy use or 10 days daily use. Its standby time is up to 30 days.This smart fitness watch is IPX8 waterproof, which is safe for washing bands,taking a shower, workout in the rain and swimming.

【Health Metrics Monitoring】These fitness watches for women and men pack 24/7 heart rate, blood pressure and blood oxygen monitors. 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.

Better measure calorie burn, understand resting heart rate & more with 24/7 heart rate tracking and a battery life of up to 7 days (varies with use and other factors)

Choose from 15+ exercise modes like run, bike, swim, yoga, circuit training and more, set a goal, and get real-time stats during your workouts to see how you can keep getting better

Automatically record time spent in Light, Deep and REM sleep stages and see activity trends, health insights and personalized guidance in one place with Fitbit Today

Better measure calorie burn, understand resting heart rate & more with 24/7 heart rate tracking and a battery life of up to 7 days (varies with use and other factors)

Choose from 15+ exercise modes like run, bike, swim, yoga, circuit training and more, set a goal, and get real-time stats during your workouts to see how you can keep getting better

Automatically record time spent in Light, Deep and REM sleep stages and see activity trends, health insights and personalized guidance in one place with Fitbit Today

All-day Activity Tracking: Accurately record all-day activity, such as steps, heart rate, distance traveled, calories burned, miles walked, active minutes, sleep status, and more. You can also set the amount of exercise you want to complete, and the smartwatch will remind you of "Goal Completed" when you reach your goal. Stay motivated all day long!

14 Exercise Modes & GPS Connection: Our fitness tracker has 14 workout modes including walking, running, cycling, yoga, treadmill, soccer, basketball and more to help you better understand specific activity data. Connect the GPS on your cellphone to see your real-time pace & distance during outdoor activity, and record a map of your workout route in the app.

Heart Rate & Sleep Monitoring: Uses the latest HR sensor to continuously automatically track your heart rate, help you a better understanding of your health; it automatically tracks your sleep time and sleep quality (deep sleep, light sleep, awake sleep) at night, and wakes you up with vibration alarm without disturbing others in the morning.

[𝐀𝐥𝐥-𝐝𝐚𝐲 𝐀𝐜𝐭𝐢𝐯𝐢𝐭𝐲 𝐓𝐫𝐚𝐜𝐤𝐢𝐧𝐠]: Accurately record all-day activity, such as steps, heart rate, distance traveled, calories burned, miles walked, active minutes, sleep status, and more. You can also set the amount of exercise you want to complete, and the smartwatch will remind you of "Goal Completed" when you reach your goal. Stay motivated all day long!

[𝟏𝟒 𝐄𝐱𝐞𝐫𝐜𝐢𝐬𝐞 𝐌𝐨𝐝𝐞𝐬 & 𝐆𝐏𝐒 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧]: Our fitness tracker has 14 workout modes including walking, running, cycling, yoga, treadmill, soccer, basketball and more to help you better understand specific activity data. Connect the GPS on your cellphone to see your real-time pace & distance during outdoor activity, and record a map of your workout route in the app.

[𝐇𝐞𝐚𝐫𝐭 𝐑𝐚𝐭𝐞 & 𝐒𝐥𝐞𝐞𝐩 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠]: Uses the latest HR sensor to continuously automatically track your heart rate, help you a better understanding of your health; it automatically tracks your sleep time and sleep quality (deep sleep, light sleep, awake sleep) at night, and wakes you up with vibration alarm without disturbing others in the morning.

Sleep Tracking: ZURURU fitness tracker tracks your sleep (awake sleep, deep sleep, awake time) at night.

All-day Activity Tracking: The fitness tracker can track your daily steps, calorie consumed, workout distance and time. You can see detailed data on Hband APP.

Call and Message Notification: You can get call,SMS messages and SNS notifications directly on your wrist (including Facebook, Twitter, WhatsApp and Instagram).

【All Day Monitoring】WAFA Fitness Tracker Automatically Continuously Track Real-Time Heart Rate, Blood Pressure and Your Sleep Time and Quality in the Night, To Get a Clear Picture of Your Health, You Only Need to Connect the Activity Tracker by H Band App, It Will Automatically Upload Data to the App.

【Multifunction】Sport Mode, Steps, GPS Motion Trajectory, Sport Kilometres, Calories, Heart rate Reminder, Message Reminder, Take a Photo, Find your Phone, Sedentary Reminder, Call reminder, Alarm, Information, Stopwatch, and More Functions. Incoming Call Alert (Choose to Hang Up or Mute on Fitness Watch), Some Features Need to Be Set in The App to Be Used.

【Long Standby Time】If You Are Tired of Frequent Charging, WAFA Fitness Tracker Can Help You. Smart Watch with High Performance, Low Power Chip Can Last Up to 7 Days In All-Time Motion Mode, Standby Can Last For 15 Days, Can Increase Usage Time by Adjusting Screen Brightness In The App. NOTE: USB CHARGING, DO NOT USE AN ADAPTER THAT EXCEEDED 5V1A FOR CHARGING.

Heart Rate & Sleep Monitoring: ZURURU fitness tracker monitors your heart rate all day. It tracks your sleep (awake sleep, deep sleep, awake time) at night.

All-day Activity Tracking: The fitness tracker can track your daily steps, calorie consumed, workout distance and time. You can see detailed data on Hband APP.

Call and Message Notification: You can get call,SMS messages and SNS notifications directly on your wrist (including Facebook, Twitter, WhatsApp and Instagram).

Ultra-thin, small and extremely durable GPS watch made of the highest quality materials for extreme outdoor adventures and sports, Made in Finland with 100% renewable energy

Intelligent battery modes for up to 170 hours of battery life, Waterproof to 100 m, Barometer for accurate altitude measurement, Heart rate measurement and blood oxygen for altitude acclimatisation

Record daily activity and sleep in the Suunto app, More than 80 sport modes, Suunto route planning app with heatmaps for the best places to run, hike, bike and more

Multifunction: This Smartwatch includes more practical functions, Fitness Tracker (Pedometer, Calories, Distance), GPS tracking, Heart Rate Monitor, Blood Pressure Monitor, Multiple Sports Modes, Sleep Monitor, Blood Oxygen Monitor, Call Notifications, SMS and APP Messages (WhatsAPP, Facebook, Messenger, Instagram...), Music & Camera Control, Brightness Adjustment, Weather Display, Sedentary Reminder, Alarm Clock, Stopwatch, Find Watch.

Heart Rate Monitor and Blood Pressure and Blood Oxygen Monitor: By monitoring your heart rate, You can measure calories burned and check your cardio zones (Fat Burn, Cardio and Peak) to check the intensity of the exercises that are ideal for your goals. Blood Pressure smart watches intelligently measures SpO2, Monitors blood oxygen and blood pressure levels, And monitors changes in your body.

Heart Rate Monitor and Blood Pressure and Blood Oxygen Monitor: By monitoring your heart rate, You can measure calories burned and check your cardio zones (Fat Burn, Cardio and Peak) to check the intensity of the exercises that are ideal for your goals. Blood Pressure smart watches intelligently measures SpO2, Monitors blood oxygen and blood pressure levels, And monitors changes in your body.

🎁【MULTIFUNCTIONAL FITNESS TRACKER】Multifunctional fitness tracker smartwatch with the function of Pedometer, Stopwatch, Alarm clock, time display, Calories calculation etc.,11 Sport modes, such as Walking, Running, Cycling, Swimming, etc., Sedentary reminder, Drink water reminder, Call /SMS /Message reminder, etc., IP72 waterproof, It has GPS function, connects with your smartphone GPS, it can show you the movement tracker.

🎁【HEARTHY TRACKER】The fitness tracker can automatically monitor your daily real-time heartbeat, and track how well you sleep at night. Get the data about your sleeping trends via the app could help you adjust your habits and help you live healthier. The vibrating alarm clock can wake up you without disturbing others. All health data could be uploaded to the phone app "H-band".

🎁【FRIENDLY REMINDER】Our Fitness smartwatch will make life easier and smarter. The vibration alarm clock will wake up you without disturbing other people. When you connect this fitness tracker to your phone, you will never miss your calls/messages. You can set friendly reminders, such as walk after sitting for a long time, drinking water, and taking medicine, and with our fitness tracker, you will never forget the little but important daily things!

[Upgrade design]-Using the latest Bluetooth technology,and the built-in Bluetooth 5.0 chip and the advanced Scandinavian chip CT1711 the transmission speed is fast, the stability is good, the communication performance and energy saving are greatly improved.With a color screen and large subtitles。Note: The screen is a point-and-touch operation, like the full touch-screen operation of friends to buy with caution.

[All Day Activity Tracking & GPS Connect]-All-Day automatically tracking your sport data, such as calories, steps, walking distance to calculate your calories burned. Continuous, automatic, wrist-based heart rate tracking and blood pressure measurement without an uncomfortable chest strap. The Fitness tracker Opening the "GPS movement" mode to display the Running Route in the App.

[Auto Sleep Tracking / IP68 Waterproof] -It can help you better understand your health and fitness. Automatically tracks how long and how well you sleep every day, you can also set a silent alarm to wake you up with a silent vibrating. IP68 high dustproof and waterproof design eliminates the need for removal when washing and washing hands in daily life. Supports sweat, rain, and splashes. Swimming is not possible.

⌚ [About R1] R1 is a good entry-level smart watch, which can meet many basic needs of users. It comes with a 1.47-inch screen and offers plenty of clarity. (screen resolution: 170*320) And adopts the latest buttonless design, you can light up the screen of the watch by touching the screen or rotating the watch.

💟 [About Health] R1 can monitor your health status around the clock, and calculate your Daily Steps and Calories burned. And It will sync Heart Rate Monitoring, Blood Oxygen and Sleep Data to the watch app, and analyze your Sleep Quality, which may be very helpful for many people with poor sleep quality. (*Although it cannot replace professional medical equipment, the data tested repeatedly by the watch is still reliable.)

🏃‍♀ [A Good Sports Partner] The watch automatically records your daily "Steps", "Calories", exercise distance and more. It supports 24 sports modes, and there are also features like timer and stopwatch to help you with your workouts. *Like almost all non-GPS smartwatches, this watch counts your steps based on your arm movements. So if you swing your arms like you normally do while running, the watch will be able to count your steps more accurately.

【All-day Activity Tracker】: ENGERWALL Waterproof fitness tracker S5-3 can automatically record and track your daily steps, calories burned, exercise distance and time. It can also monitor your Body Temp, pulse, blood oxygen and blood pressure throughout the day. You can set various SMART Notification and check detailed data in the App "Runmefit".

【Heart Rate Monitor & Sleep Tracker】: Automatically & continuously monitoring and tracking your heart rate and sleep duration(Sleep Time, Wake Time, Wide Awake, Light Sleep, Deep Sleep, Minimum Heart Rate, Maximum Heart Rate, Average Heart Rate), so you can better understand your physical condition and help you with a healthy lifestyle.

【16 Sports Modes & Connected GPS】: This fitness tracker provides 16 professional training modes. With connected GPS, you can see your real-time running stats on your wrist and a map of your post-workout route.

【1.10 Inch Display & Custom Watch Face】 AMOLED HD Touch Color Screen design, an exquisite visual display, provide you with high-quality touch and visual experience, making all incoming calls and message reminders extremely clear, enjoy a wonderful view.

【All-day Activity Tracking】 With app “Keep Heath”, understand resting heart rate trends and better estimate calorie burn with 24/7 continuous heart-rate monitoring, Tune in to your body with health metrics like breathing rate, heart rate variability and more. You can also set the amount of exercise you want to complete, stay motivated all day long!

【Sleep Tracker】 Fitness tracker automatically measures your fall asleep, awake times, light and deep sleep, then review your sleep quality and duration in the App. Please note that the monitoring data should be for reference only and does not replace a doctor's advice.

⌚ 【Heart Rate and Sleep Monitoring】Advanced heart rate monitoring technology divides fitness heart rate into five different zones: warm-up, fat burning, aerobic endurance, anaerobic endurance, and extreme, from which your heart rate and exercise intensity are easily monitored. Automatically record your sleep status to help you establish healthier sleep habits. There are also blood pressure and blood oxygen functions

⌚【Daily Fitness Tracking】There are 14 sports modes to choose from (including: outdoor running, indoor running, walking, hiking, trail running, cycling, swimming, fitness, etc.). And when you pair the smartwatch with the app, you can view the exercise data directly from the APP and analyze the distance, calories burned, time spent, GPS exercise track and more excellent health features, daily data, weekly data, monthly data will be saved inside the APP for a long time.

⌚【1.3 inch color touch display】with full round, full touch 1.3 inch color TFT LCD, high resolution, high definition full touch screen surface, providing a smooth user experience, allowing you to view clear fitness statistics on the screen. 30M /3ATM waterproof, spray and rain resistant, hand wash, sweat (please do not press underwater Please keep the watch away from steam and 104 °F water).

【24/7 Hours Activity Tracking】 The activity tracker records all-day activities like heart rates, steps, distance, calories burned, etc. and keep a weekly activity summary in the READsport app to help you review your goals.

【Heart Rate & Sleep Monitoring 】Uses the latest HR sensor to continuously automatically track your heart rate, ; it automatically tracks your sleep time and sleep quality (deep sleep, light sleep, awake sleep) at night, analyzes your sleep quality, helps you to get a more healthy lifestyle.

【9 Sports Modes】 This fitness watch tracks the coverage of 9 exercise modes, including walking, running, cycling, swimming, badminton, etc., to help you better understand specific activity data. During outdoor activities, connect the GPS on your mobile phone to view your real-time speed and distance, and record your exercise route map in the app.

【1.10 Inch Display & Custom Watch Face】 AMOLED HD Touch Color Screen design, an exquisite visual display, provide you with high-quality touch and visual experience, making all incoming calls and message reminders extremely clear, enjoy a wonderful view.

【All-day Activity Tracking】 With app “Keep Heath”, understand resting heart rate trends and better estimate calorie burn with 24/7 continuous heart-rate monitoring, Tune in to your body with health metrics like breathing rate, heart rate variability and more. You can also set the amount of exercise you want to complete, stay motivated all day long!

【Sleep Tracker】 Fitness tracker automatically measures your fall asleep, awake times, light and deep sleep, then review your sleep quality and duration in the App. Please note that the monitoring data should be for reference only and does not replace a doctor's advice.

📱 SUBSCRIPTION REQUIRED. Select a monthly or multi-year plan in our apps starting from $5.95/month. Wi-Fi and mobile always-on location permission required. Try risk-free with our 30-day money back guarantee on both tracker and subscription.

🌎 MULTI-CARRIER GPS LIVE TRACKING. Seamlessly switches across Verizon, AT&T & T-Mobile so you always get the best US coverage. Create multiple Wi-Fi Safe Places (Virtual Fences) and get alerted when they leave and come back. Review location history.

🐾 24/7 HEALTH MONITORING. Track activity, sleep quality, distance, calorie balance, anxiety, skin conditions and overall health & behavior 24/7. Set goals vs. breed, age & weight peers. Add multiple pets and owners in our iOS & Android apps.

See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display

Get better sleep to power your days with sleep tracking and sleep Score in the Fitbit app

Feel a Buzz when you reach your target heart rate zones, while you earn active zone minutes

LIVE GPS TRACKING - Harness the power of GPS and LTE-M Cellular Networks to remotely track your dog anywhere in the US 24/7.

ESCAPE ALERTS - Draw "safe zones" on your map and get notified on your phone anytime your dog escapes!

HEALTH MONITORING - track your dog’s number of steps and compare them to other dogs on the Fi network. Monitor nap times, sleep at night and whenever your dog wakes up!