Best Smartwatch 40mm 2026

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Last Updated - 22.07.2026

Best Choice

01

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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9.7

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 €
02

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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9.4

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

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

229,99 €
03

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

178,79 €
Value for Money

04

TOOBUR

TOOBUR Women's Round Smartwatch 40 mm Pedometer & Fitness Watch for Everyday Use, 100+ Sports Modes, Elegant Women Smart Watch Android/iOS Compatible, Phone Function with Knob, IP68 Waterproof, Beige

17% Off

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9.2

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.

49,99 € 59,99 €(17% Off off)
05

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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9.1

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

38,94 €
06

Samsung

Samsung Galaxy Watch7 Smartwatch, Fitness Watch, Fitness Tracker and Activity Tracker, 40 mm, Bluetooth, Cream, Includes 36 Months Manufacturer Warranty

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8.9

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

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. Compare with your previous best values to stay motivated. Record water exercises thanks to water lock mode.⁶ ⁷ ⁸ ⁹
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 skip the workout and rest at home.¹
For worry-free use: free warranty extension to 3 years - valid for customers residing in Germany¹6
Box contents: 1 x Samsung Galaxy Watch7 in cream, charging cable (micro USB) and user manual.
Better sleep habits start with sleep tracking – with daily sleep score, a recording of heart rate during sleep, personalized sleep coaching and more. Learn to understand your sleep patterns and get tips to improve your sleep.² ³ ⁴ ⁵

184,00 €
07

HUAWEI

HUAWEI Watch FIT 3, 1.82 inch AMOLED Display, Ultra Slim Design, Bluetooth Calls, Up to 10 Days Battery Life, Compatible with iOS & Android, Comprehensive Health & Fitness Management, GPS, Black

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8.6

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

Ultra-slim design: the HUAWEI Watch Fit 3 is an ultra-flat smartwatch with only 9.9 mm thickness and 26 g weight. The aluminium alloy case and smooth metal clasp are absolutely cool and eye-catching.
Long battery life: with a battery life of up to 7 days or a maximum of even up to 10 days, you can start the day with peace of mind.
Great display: 1.82 inch AMOLED display, 1500 nits max. brightness, 347 PPI vivid view, ultra-flat edges and a heavenly high aspect ratio of 77.4%, with a refresh rate of 60 Hz and automatically adjustable brightness.
Comprehensive health management: Comprehensive sleep monitoring: Keep an eye on your heart rate, SpO2, breathing rate and abnormal breathing forms while you sleep so you can keep an eye on everything at all times. Advanced vital sign tracker: Keep track of running or working out thanks to improved heart rate monitoring with our multi-channel module and smart fusion algorithm.
Comprehensive fitness management: A completely new feature with intelligent suggestions recommends sports and activities you can try based on your exercise habits, calories burned and even weather conditions. The Watch Fit 3 supports more than 100 invigorating training modes and automatically detects six types of exercises.
Compatible with iOS and Android: The HUAWEI Watch Fit 3 is compatible with both iOS and Android.

79,00 €
08

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

17% Off

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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

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.

53,56 € 64,27 €(17% Off off)
09

XIAOMI

XIAOMI Watch S4 41 mm Smartwatch - Stainless Steel Case, Ultralight, 150+ Sports Modes, Precise Menstrual Cycle Forecast, Safety Emergency Call Function, Fluororubber Strap (Mint Green)

13% Off

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8.3

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

Ultra-light & all-day wearable: only 32g weight and 41mm case diameter - barely noticeable on the wrist, even during sports or sleeping. Skin-friendly fluororubber strap for maximum comfort and durability
Safety emergency call function: triple click on the crown automatically calls stored emergency contacts and sends the exact location - quick help when it matters
Precise menstrual cycle forecast: 0.1°C high-precision temperature sensor monitors skin temperature 24/7, detects fine fluctuations and uses them for an accurate cycle forecast - for more planning safety
One-tap health check: measure heart rate, blood oxygen, stress level and sleep quality in just one tap - comprehensive health status in seconds, can be viewed at any time
ELEGANT PREMIUM DESIGN High quality stainless steel case with polished finish, multifaceted cut crown and minimalist band holder - inspired by classic luxury watches combined with modern smartwatch technology

138,98 € 159,99 €(13% Off off)
10

TOOBUR

TOOBUR Women's Round Smartwatch with Two Bracelets, 40 mm Fitness Sports Watch, Pedometer Watch Compatible with Android and iOS, Answer & Make Calls, IP68 Waterproof, Rose Gold

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8.0

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

Your health consultant - The TOOBUR smart watch records your entire sleep process with data and charts and helps you continuously improve your sleep. It also offers heart rate/blood oxygen/stress measurement and female cycle management as well as other functions to help you live a healthier life.
Your fitness partner - The watch has more than a hundred built-in sports mode tracking functions - your favourites are sure to be there. Daily activity monitoring records your steps, calories burned and movement duration. In addition, built-in running training programs help you become a sports expert. Put on the watch and start your sports mode
WORRY FREE USE - Equipped with a high capacity battery, it provides a standard run time of up to 7-10 days and only takes 2 hours for a full charge. Thanks to IP68 waterproof processing, it can handle everything easily - from flat water sports to everyday splash protection.
Two bracelets, two styles - The finely braided metal bracelet is artistic and glamorous, with a shiny shimmer, perfect for combining with elegant clothes and suitable for formal occasions. The silicone sports armband is designed for workouts, skin-friendly and comfortable, sweat and water resistant, ideal for combining with sportswear and during exercise.
Compatible with Android and iOS phones - Quickly connect to Android or iOS phones via the newly upgraded Bluetooth 5.3. You can not only make and answer calls, but also receive message notifications from many popular apps. Easy to use, saves time and effort.

49,99 €