Best Smartwatch 40mm 2026

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Last Updated - 27.03.2026

Best Choice

01

Apple

Apple Watch SE 3 (GPS), 40 mm, Smartwatch with Aluminium Case, in Midnight and Midnight Sports Band (S/M) Fitness and Sleep Tracker, Heart Rate Monitor, Always-On Display, Water Protection

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Your watch, your choice - Show your very own style with many different, easily adjustable dials and a wide range of straps in different colours, styles and materials.
Strong for your fitness - The SE 3 gives you countless possibilities to track your workouts. And with real-time readings, you can reach your goals faster than ever.
Stay connected - Send a text message, take a call, listen to music and podcasts, use Siri and receive messages. The SE 3 (GPS) works with your iPhone and Wi-Fi to keep you connected.
Safety features: The Apple Watch SE 3 can detect whether you have fallen badly or had a car accident. It automatically helps you contact an emergency service and notifies your emergency contacts. Companion can automatically notify someone when you arrive at your destination.
Really good battery life - With 18 hours of battery life for the whole day, you can do even more. You charge twice as fast as with the SE 2 and after only 15 minutes of charging, the battery lasts for up to 8 hours.
Important health features: temperature detection allows more extensive insights in the vital sign app and retrospective ovulation estimates in the cycle log app. You will receive a daily sleep index, sleep apnea notifications and can be notified if you have an abnormally high or low heart rate or an irregular heart rhythm.
APPLE Watch for your children - Set up Apple Watch for your children, even if they do not have their own iPhone. So you can make calls, text and share your location.
ALWAYS-ON DISPLAY - Now you can see the time and dial without lifting your hand to activate the display.

244,77 €
Value for Money

02

Apple

Apple Watch SE 3 (GPS), 40 mm, Smartwatch with Aluminium Case, in Polar Star and Sports Strap in Polar Star (S/M) Fitness and Sleep Tracker, Heart Rate Monitor, Always-On Display, Water Protection

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Your watch, your choice - Show your very own style with many different, easily adjustable dials and a wide range of straps in different colours, styles and materials.
Strong for your fitness - The SE 3 gives you countless possibilities to track your workouts. And with real-time readings, you can reach your goals faster than ever.
Stay connected - Send a text message, take a call, listen to music and podcasts, use Siri and receive messages. The SE 3 (GPS) works with your iPhone and Wi-Fi to keep you connected.
Safety features: The Apple Watch SE 3 can detect whether you have fallen badly or had a car accident. It automatically helps you contact an emergency service and notifies your emergency contacts. Companion can automatically notify someone when you arrive at your destination.
Really good battery life - With 18 hours of battery life for the whole day, you can do even more. You charge twice as fast as with the SE 2 and after only 15 minutes of charging, the battery lasts for up to 8 hours.
Important health features: temperature detection allows more extensive insights in the vital sign app and retrospective ovulation estimates in the cycle log app. You will receive a daily sleep index, sleep apnea notifications and can be notified if you have an abnormally high or low heart rate or an irregular heart rhythm.
APPLE Watch for your children - Set up Apple Watch for your children, even if they do not have their own iPhone. So you can make calls, text and share your location.
ALWAYS-ON DISPLAY - Now you can see the time and dial without lifting your hand to activate the display.

244,00 €
03

Samsung

Samsung Galaxy Fit3 (Rose Gold), 40mm AMOLED Display with Aluminium Case, Full Fitness and Health Monitoring, Up to 13 Days Battery with Fast Charge, 5ATM and Protection Grade

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Target Audience: Unisex; Battery Capacity: 208mAH; Closure Type: Buckle; Sport Type: Running/Cycling/Multisport
Comprehensive health and fitness tracker, powered by the Health app of Samsung
Compatible with Android ONLY, Large AMOLED display with 2.5D curved glass and aluminum body.
Backup battery up to 13 days with quick charge (65% in 30 minutes)
Advanced sleep monitoring, SpO2, HR and stress; dust and water resistant to 5 ATM and IP68

42,73 €
04

TOOBUR

TOOBUR Smartwatch Men Women Round 40 mm Pedometer & Fitness Watch for Everyday Use, 100+ Sports Modes, Elegant Women Smart Watch Android/iOS Compatible, Phone Function with Calls, IP68, Black

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Your health assistant - With the latest health monitoring technology, it records and analyses your entire sleep process in detail, helps you continuously improve your sleep habits, so you feel like new born every morning. 24/7 heart rate and oxygen monitoring, precise female menstrual management - embrace a healthy life with the TOOBUR smartwatch!
Worry-free use - Equipped with a large battery, it offers excellent battery life - up to 7-10 days with normal use, up to 30 days in standby mode, charging only takes approx. 2 hours. IP68 Waterproof - From swimming pool to washing dishes in the kitchen, you can master everything without any problems.
High-quality materials and elegant design – the shiny zinc alloy frame sets radiant accents, combined with a skin-friendly silicone strap for velvety soft wearing comfort. The vibrant round HD display offers over 100 cloud dials for customization - or customize your own personal dial with your own photos. A statement for your distinctive style.
Compatible with Android and iOS phones - Quickly connect to all Android and iOS phones via Bluetooth and the app - easy setup, instant use! Take and make calls directly on the watch, stay connected to the world; Receive SMS and notifications of popular apps in real time, all information at a glance by simply lifting your wrist.
Become a fitness star - Precise activity tracking records your steps, calories burned and training duration in minutes. With 100 built-in sports modes and professional running programs, your smart watch becomes a personal coach on the wrist - for tailor-made training plans that turn your everyday life into a fitness success.

59,99 €
05

Samsung

Samsung Galaxy Watch7 Smart Watch Fitness Watch Fitness Tracker Activity Tracker 40mm Bluetooth Green + 36 Month Warranty

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The new 3nm processor provides you with plenty of power in everyday life. Switch from the weather forecast to recording your training sessions in no time. Plus, the processor optimizes battery life so that the Galaxy Watch7 can keep up with you. ¹⁰ ¹¹
Reach a new fitness level with the Galaxy Watch7. Create your ideal training plan with warm-ups, cool-downs and breaks. Compete with your previous bests to stay motivated. Record exercises in the water thanks to the water lock mode
Learn to better understand your body using the energy value. You can check your sleep, heart rate and daily activities to plan your daily routine. You didn't sleep well? Then let the training fall out and rest at home
For worry-free use: free warranty extension to 3 years - valid for customers residing in Germany¹6
Box contents: 1 x Samsung Galaxy Watch7 in green, charging cable (micro USB) and user manual.
Better sleep habits start with sleep tracking - with daily sleep value, a record of heart rate while sleeping, personalized sleep coaching and more. Learn to understand your sleep patterns and get tips to improve your sleep

162,95 €
06

Samsung

Samsung Galaxy Watch8 Smart Watch with Galaxy AI Fitness Watch and Fitness Tracker Sport Band Spa Sleep Coaching 40mm Bluetooth Graphite 3 Year Warranty

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Take care of your well-being: Wear the Galaxy Watch8 every night for at least 4 hours to track the development of your sleep behaviour, the first smartwatch in the world that can measure your antioxidant index via a thumb sensor, monitor your nightly AGE index8 ¹⁰
Personalized Energy Score and Sleep Rhythm: Galaxy Watch8 analyzes sleep patterns and nightly pulse to create a daily energy forecast. Use the Bedtime Guide feature to develop a healthy bedtime routine based on 3 days of sleep data³ ⁴ ⁵
Innovation meets design: the new design of the Galaxy Watch8 gives the watch a distinctive touch and a refined aesthetic, more compact than ever and the thinnest Samsung smartwatch yet for a comfortable feeling on your wrist²
Free warranty extension to 36 months (3 years) - valid for customers who have their residence in Germany
Extensive fitness coaching: determine your fitness level and set your fitness goals, train with a personal coach and a tailor-made program at your level, track your movements without much effort thanks to exercise tracking

242,78 €
07

RUIMEN

RUIMEN Smartwatch with Phone Function, Smartwatch for Men and Women, HD Touch Screen, Fitness Watch with SpO2 Monitoring, Heart Rate Monitor, Sleep Monitor, Pedometer Watch, Multi Training Modes for Android iOS

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32% Off
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Soft and comfortable replacement strap: An additional soft and comfortable replacement strap is included in the packaging as a gift, so you do not need to buy an additional strap. The package also includes a charging cable and instructions in 5 languages (German, English, French, Italian, Spanish). Your satisfaction is our unrestricted motivation. Note: Please enter personal information such as age, weight and height into the GloryFit app for more accurate data.
Other practical functions: The digital sports watch is compatible with most iOS 9.0 and Android 6.0 smartphones. It can also act as an assistant: music and camera control, weather display, motion reminder, alarm clock, stopwatch, find phone, flashlight, bring you more intelligent experience. The large capacity and low power consumption design provides a longer service life.
Healthy partner on the wrist: the fitness watch records daily steps, distance, calories burned. Smart watch uses powerful optical sports sensors that monitor physical health indicators and perform 24-hour heart rate monitoring. It can monitor blood oxygen, sleep and physiological cycle reminder. Connect the watch to the app to check the body monitoring data that can help you better understand health.
Better performance: This Bluetooth smart watch with a full touch screen offers you a better user experience. BT5.0 provides a faster and more stable connection, a resolution ratio of 280 x 240 provides excellent image quality. There are a variety of dials and DIY dial designs. You can also select your favourite image in the app to adjust the dial to reveal your unique personality.
Answer Calls/Dial & Text/Call Reminder: Built-in speaker, you can make calls or answer calls via the watch after connecting to Bluetooth. You will not miss any important calls when you exercise, bike, run... (cannot support inserting a SIM card). Supports message notification (message, Facebook, Twitter, WhatsApp, Instagram, Wechat, etc.). Note: message cannot be answered.
110+ sports modes and IP68 waterproof: the fitness watch has 110+ sports modes that meet your outdoor and indoor requirements. See your fitness data (day/week/month/year) analysis to achieve better training results on app. Our smart watch also meets IP68 water resistance, which means you can wear it in daily life, but please do not dive with the watch. Please do not wear the watch in the sea and in hot water.

27,27 € 39,99 €(32% Off off)
08

DREMAC

DREMAC Smartwatch Men's Luxury 40 mm, Robust Aluminium, AMOLED Display, 800 mAh Battery Sports Watch, IP68 Waterproof Fitness Watch with Heart Rate/SpO2/Sleep Monitor, Pedometer, for Android iOS

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Two bracelets, two different styles: The DREMAC 2025 luxury smart watch for men is characterised by a robust design with a durable aluminium alloy case and a shock-resistant glass display. It combines luxurious aesthetics with long-lasting durability. Two interchangeable straps adapt to your daily style. The luxurious stainless steel strap is suitable for business occasions and formal events, while the soft silicone strap is perfect for daily training or leisure activities - the DREMAC luxury watch adapts seamlessly to your rhythm of life.
Compatibility and 24-hour service: The DREMAC smart watch also has built-in basic functions such as weather updates, voice assistant, alarm clock and timer that make your everyday life more comfortable. It is compatible with most smartphones running Android 5.0 and iOS 11. Package includes: 1 x smart watch, 1 x luxury stainless steel strap, 1 x silicone strap, 1 x user manual (English language not guaranteed), 1 x bracelet tool. DREMAC customer service is available 24/7 to answer any questions about your watch.
Bluetooth calls/notifications and voice assistant: The DREMAC smart watch has built-in clear microphones and speakers that allow you to make, answer and reject calls directly from your wrist. If you have enabled notifications, you can receive real-time notifications from your phone's social media apps (including text messages). You can also use voice commands to activate your phone's AI assistant for tasks like weather query, make calls, set alarms and more. (Note: Messages cannot be answered.)
800 mAh battery and IP68 waterproof sports watch: The DREMAC smartwatch men's business has an 800 mAh battery, which allows a service life of 7 to 15 days and a standby time of 50 days with just 2 hours charging time. Thanks to its IP68 waterproof rating, you can wear it when swimming, in the rain, washing hands, etc.
24/7 health monitoring: The smart watch has an advanced health monitoring chip that records your heart rate and blood oxygen content 24/7. The sleep monitor analyses your daily and weekly sleep duration and quality and records the data in the app.
100+ sports modes fitness watch and pedometer: The DREMAC smart watch has more than 100 sports modes, including daily running, fitness training, outdoor cycling, swimming, golf and much more. It meets all your sports needs, while the built-in pedometer records your daily calories burned, steps and distance travelled in real time. Your ultimate fitness companion.
1.43 inch Amoled HD display (40 mm) with always-on display: This smart watch for men has an AMOLED display with 466 x 466 pixels and a brightness of 1000 nits (adjustable), which allows a sharper display of the content. Thanks to the always-on display, you can check the time with a simple movement of your hand - without having to press a button. The dial marketplace offers over 120 customizable dials to download. Your first choice as a gift.

95,99 €
09

HUAWEI

HUAWEI Watch FIT 4 Smartwatch, Sports Fitness Tracker, 5ATM Waterproof, Health Insights, Up to 10 Days Battery, Compatible with Android & iOS, Grey

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wrist Health Insights: Dive into the Health Insights app, a novelty on the HUAWEI Watch Fit 4 Series, for top-notch recommendations for a healthier lifestyle—from stress management tips to advice on improving sleep and optimizing workouts.
Up to 10 days of battery life: Power for your whole day after only 10 minutes of charging time, thanks to the HUAWEI Watch Wireless SuperCharger.
Slim and stylish: Wear an amazing watch that is slim and stylish, weighs only 27g and is 9.5mm thick, and let yourself be enchanted by its fascinating wing-like 3D design.
Precise positioning: Benefit from the precise positioning of the HUAWEI Sunflower positioning system, which even detects which activity you are currently doing. You will now receive even more comprehensive and accurate readings that you can use for your outdoor activities such as walking, running, cycling, hiking and orientation running to support your scientifically supported training.
Comprehensive compatibility: The HUAWEI Watch Fit 4 is compatible with both iOS and Android so you stay connected, keep track of your fitness goals and receive real-time notifications - all on your own terms.
Climb new heights: The WATCH FIT 4 is designed for adventurers and, thanks to its powerful barometer, provides high-quality data on altitude, cumulative slope and air pressure.

111,00 €
10

XIAOMI

Redmi Watch 5 Lite Smartwatch, 1.96 Inch AMOLED Display, 18 Day Battery, 150+ Sports Modes, Built-in GPS, Heart Rate and SpO₂ Tracking, 5ATM Waterproof, Always-On Display, Bluetooth Calls - Gold,

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11% Off
8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Box contents: 1 x Redmi Watch 5 Lite, 1 x charger, 1 x user manual (English language not guaranteed).
Bluetooth Calling & Built-in GNSS The watch supports Bluetooth calling and has built-in GNSS with GPS, GLONASS, Galileo and QZSS for precise location determination during outdoor activities.
18 DAYS OF BATTERY LIFE With up to 18 days of battery life in typical mode, the powerful 470mAh battery ensures long-lasting use without constant charging.
150+ Sports Modes & 5ATM Water Resistance The Redmi Watch 5 Lite supports over 150 sports modes for activities such as swimming, running, fitness and yoga. With a water resistance of up to 5ATM (50 metres), it is ideal for water activities.
1.96 inch AMOLED display with always-on mode: the Redmi Watch 5 Lite offers a large 1.96 inch AMOLED display with a resolution of 410 x 502 pixels and 332 PPI. Always-On mode allows you to conveniently keep an eye on the time and notifications at all times.

44,30 € 49,99 €(11% Off off)