Best X4 Smartwatch 2026

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Last Updated - 27.03.2026

Best Choice

01

HUAWEI

HUAWEI Watch FIT 4 Pro Smartwatch, Sports Fitness Tracker, GPS, 5ATM Waterproof, ECG, Up to 10 Days Battery, Android & iOS Compatible, Black

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43% Off
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

Up to 10 days of battery life: 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.
So light, so fit: Be enchanted by the optimized 9.3 mm chassis that weighs only 30.4 g and the fascinating wing-like 3D design that is a real innovation.
More robust than ever: HUAWEI Watch Fit 4 Pro has super strong 550 Mpa aluminium case, titanium alloy bezel and sapphire screen. Triple protection for excellent wearing comfort.
ECG APP: Thanks to new and improved electrode technology, the detection of ECG signals is now even more accurate and responsive.
Comprehensive compatibility: The HUAWEI Watch Fit 4 Pro 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.
A wealth of training: Immerse yourself in your favourite activities such as swimming, basketball or padel, and benefit from data-driven workout evaluations and recommendations thanks to more than 100 workout modes just a tap away.

158,55 € 279,00 €(43% Off off)
Value for Money

02

Marsyu

2026 Men's Smartwatch with ECG/BI Pressure / BMI / HRV / Uric Acid / LED Light, 1.56 Inch AMOLED Round Health Watch with SpO2/Heart Rate Monitor, Sleep/Apnea Monitor, SOS Emergency Call Fitness Watch

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40% Off
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

【30s Health Glance & Mood & Fatigue Monitoring Function】The health monitoring function of this smart health watch allows you to measure five parameters in 30 seconds with one click: heart rate, blood pressure, SpO2, body temperature and stress level. In addition, the watch is equipped with a 30-second mood and fatigue measurement function, which can effectively monitor your emotional state and fatigue level.
ECG & HRV analysis and heart rate warning: This smartwatch supports recording ECG data and HRV ligency analysis and is equipped with a heart rate warning function. It detects atrial fibrillation and extrasystoles, measures at the touch of a button and identifies heart rate deviations precisely. All data can be found in the G-band app with risk and trend evaluation. exportable ECG reports. The watch provides real-time HRV monitoring and clearly displays stress, fatigue and recovery. The heart rate warning function ensures that the watch vibrates immediately with unusually high or low pulse, so you can detect health risks early.
Bluetooth calls & SOS emergency call & family data sharing: This smart watch is equipped with a Bluetooth 5.3 chip and supports Bluetooth calls, message notifications and an AI voice assistant for a stable connection and comfortable operation. The SOS emergency call function allows you to quickly call for help in emergencies - ideal for travel or outdoor activities. The new Gband app offers a clearer design, intuitive operation and also the ability to share health data with family.
BMI measurement & 50+ sports modes & IP68 waterproof: This men's smart watch has a pedometer and supports over 50 sports modes. It monitors heart rate, steps and calories burned in real time, accurately records training data and creates analysis reports. The watch integrates a BMI measurement and allows body fat measurement via the side ECG button, so you can easily keep an eye on your body composition and health. With IP68 water protection, it is protected from water and sweat for everyday use and sports. In addition, the MET function (metabolic equivalent) can evaluate training intensity and energy consumption
8 Health Alarms & Long Battery Life: This men's smart watch is equipped with a 380mAh battery and offers a running time of 2-5 days under normal use. It has eight health alarms: exercise, drink, eye, sports, medication, reading, going out and hand washing reminders that are flexibly adjustable in the G-band app to make your health management smarter and everyday close. Besides, the watch supports weather forecast, camera remote control, music playback, alarm clock, stopwatch, calculator and multilingual user interface for a comprehensive smartwatch experience.
24/7 health watch: the health watch allows one-click and scheduled measurements as well as various methods via watch and app. It records body temperature, blood pressure, uric acid, blood fat values and analyses body composition. Data is synced in the G Band app to view and manage detailed health reports. In addition, the fitness watch monitors your sleep quality and provides comprehensive analysis for a better understanding of your sleep
1.56 inch AMOLED and always-on display and LED light: This fitness smart watch has a 1.56 inch AMOLED HD display (480 × 480 pixels) with bright colours and razor-sharp images. Thanks to the Always-On Display (AOD), time remains visible at all times, even in standby mode. At the top, an LED light is elegantly integrated, which preserves the overall design and offers four modes: warning, SOS, steady on and night running. The robust aluminium case complements the LED light ideally and makes the watch resistant for use in demanding environments.

59,98 € 99,99 €(40% Off off)
03

Bicmice

BICMICE 1 m Charging Cable Compatible with Xplora X5/X5 Play/X4 Smartwatch Charger, Magnetic USB Charging Station Cable for Xplora Children's Watch

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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

Safe charging: the X5/X4 charging station is equipped with overcurrent, overvoltage, over temperature and short circuit protection, which allows you to charge safer.
Quick charging: you can connect the charging cable to a PC, laptop or notebook, which provides high efficiency and a highly stable charging experience. The 1 meter long cable can make it easier and more convenient to use.
Professional service: our commitment to excellence does not end at the point of purchase. We offer comprehensive product support, customer service and 24-hour customer service. Customer satisfaction is our top priority, and our customer service team is at the heart of this mission. We pride ourselves on providing you with personal, friendly and professional support that exceeds your expectations.
High quality: this X5/X4 charging cable is made of pure copper core and has passed the bending test more than 6000 times, making it more durable and safer.
Compatibility: this magnetic charging cable is for Xplora X5/Xplora X5 Play/Xplora X4 smartwatch.

5,99 €
04

Sinoacc

Sinoacc Charging Cable Compatible with Xplora X5/X4/X5 Play Watch Charger Magnetic USB Charging Station Cable for Xplora Smartwatch (1 Piece, White)

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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

What you get: 1-pack 3.3ft Xplora X5/X4/X5 replacement charger, our 12-month warranty and 24-hour friendly customer service.
Safety and Reliability The charging cable includes built-in over-current, over-voltage, short circuit and over temperature protection. High-quality copper wire and gold-plated pin ensure charging safety and reliability.
Proven Compatibility Compatible with Xplora X5/X4/X5 Play Charger, Magnetic USB Charging Station Cable for Xplora Smartwatch (1 Pack, White)
INCREASED DURABILITY With 6000+ bending life and reinforced cable connection, this charger is more than ready to handle the stresses and stresses of daily use.
FAST CHARGING SPEED Fast charging, don't worry about this replacement charging cable wasting your precious time.

5,88 €
05

Paicreate

Paicreate Pack of 2 Magnetic Charging Cable Compatible with Xplora X5/X4 X5 Play Kids Watch Charger Magnetic USB Charging Station Cable for X5 Play / 4 Children Smartwatch Black & White

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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

Versatile safety features: This charging cable compatible with Xplora X5l has a built-in voltage regulator that stabilises the current, prevents short circuits and overloads and protects your watch from current flow damage. High-quality copper wires and gold-plated contacts ensure comprehensive charging safety through materials and construction
Two-piece set for versatile use: this set includes two xplora charging cables magnetic charging cables: one for daily charging at home and one for mobile use - ideal for home, travel and leisure activities. It can be used as a replacement or addition to the original charging cable and ensures that your Xplora smart watch always has full battery life. EASY TO USE Simply place your watch on the charger to charge
Strong magnetic connection: this magnetic charging cable compatible with xplora has a strong magnetic design that connects easily and securely to the smartwatch. It prevents slipping and ensures that the watch remains stable during charging. This ensures efficient and fast charging and saves charging time. It also offers flexible connection to various power sources, including USB ports, power banks and computers/laptops
Precise compatibility: This xplora charging cable has been specially designed for Xplora children's smartwatches and is compatible with the models Xplora X5, X5 Play and X4. Please note: it is not compatible with the Xplora XGO2
HIGH QUALITY DURABLE & FLEXIBLE CABLE This charging cable for X5 Play is made of environmentally friendly ABS+PVC material with reinforced cable connections and a non-slip bottom for durability and slip resistance. The 1 metre long cable provides sufficient flexibility to effectively overcome charging range restrictions and is suitable for long-term daily use

5,99 €
06

Insta360

Insta360 X4 Quick Reader

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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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Plug and play standalone memory module
Allows direct connection to your phone, greatly improving the Insta360 app experience.

40,99 €
07

Baolubao

Militär Smartwatch Herren, Outdooruhr mit 100 Tage Akku/Bluetooth-Anrufe/Taschenlampe/Kompass/Puls-SpO2-Schlaf-Monitor/100+ Sportmodi Fitness-Tracker/Schrittzähler/2 Armbänder/IP68, für iOS Android

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15% Off
8.8

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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Smartwatch

30,59 € 35,99 €(15% Off off)
08

Fempoin

Men's Smartwatch 1.43 Inch AMOLED Display Touch Smart Watch with Bluetooth Calls, 100+ Sports Modes, Fitness Watch, IP68 Waterproof Fitness Tracker, Sports Watch with Heart Rate SpO2 Pedometer Sleep

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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

WIDE COMPATIBILITY & 18 MONTH WARRANTY The T10 Pro smart watch for women and men works with virtually any smartphone and works with iOS 9.0+ or Android 9.0+. We offer an 18-month warranty and dedicated customer service. If you receive the product and find missing accessories, quality or function problems, please contact us. Our dedicated customer service is ready to help you within 24 hours.
MULTIFUNCTIONAL & LONG BATTERY LIFE Men's digital watch is equipped with a number of useful daily functions, including alarm clock, women's health, music control, calculator, stopwatch, timer, sedentary reminder, smartphone/smartwatch search, music control and weather forecast. Android smart watch has a built-in 300mAh battery, which can last 7-10 days after 2 hours charging time, and the standby time is up to 30 days.
GREAT GIFT CHOICE Our T10 Pro fitness watch for women and men is especially suitable as a gift for men and women of all ages who love fashion, health and sports. And of course for birthdays, Mother's Day, Father's Day, Halloween, weddings, boys, girls and much more.
Call Answer and Notification Message The smart watch for women and men is equipped with a new Bluetooth 5.3 chip and high fidelity speakers, when the smart watch is connected to the mobile phone via Bluetooth, it allows you to receive or make calls directly from the watch. Digital men's watch receives notifications from the app (WhatsApp, Facebook, Instagram, Twitter, etc.) in real time, when you connect to the mobile phone, you will never miss important calls or messages.
ALL DAY HEALTH MONITORING The fitness watch for women is equipped with powerful optical PPG sensors to automatically monitor your heart rate, SpO2 and sleep all day. The smart watch automatically measures your sleep time (deep sleep, light sleep or wakefulness) to analyse your sleep quality. You can check this data in the app "FitCloudPro" so you can better understand your physical condition and develop a healthy routine.
100+ Sports Mode & IP68 Waterproof The fitness tracker has more than 100 sports modes to choose from in the app "FitCloudPro", including walking, running, yoga, football, basketball, cycling and more. The smart watch for men and women is equipped with an accelerometer, can accurately track the calories burned, steps taken and distance travelled all day. IP68 waterproof pedometer watch can meet your daily waterproof needs.
1.43 inch HD AMOLED screen full touch and 100+ personalized dial: the smart watch for women is equipped with a 1.43 inch AMOLED touch screen with a resolution of 466 x 466, vivid colors and adjustable brightness, providing a good visual experience in different environments. It has 100+ different types of watches in the app "FitCloudPro", or you can choose your own photo to personalize a unique dial that expresses your style.

14,99 €
09

Rmana

GPS Smartwatch Herren,2025 Militär Smartwatch Sportuhr mit Telefoniefunktion, 1.6 Zoll AMOLED Fitnessuhr,ChatGPT/AI/5 GPS-Sportmodi/über 100 Sportmodi Sportuhr für Android iOS (Schwarzes)

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10% Off
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 AI assistant and 5 GPS sports modes: meet your intelligent assistant on the wrist. With built-in ChatGPT and AI voice assistant, you get answers or complete tasks like setting up reminders or calling family members—all hands-free. The powerful built-in GPS supports five special sports modes: walking, running, outdoor cycling, trail running and hiking. It accurately records your route and performance data, and even features a "back to start" navigation function - the perfect smart partner for outdoor adventures and performance recording.
What to do if Bluetooth indicates that the watch is connected, but DaFit reports a failed connection? 1. Please remove the device in the DaFit app] 2. Go to your phone's Bluetooth settings, find the device "KC93" and select "Remove device".] 3. Wait about 10 minutes and add the KC93 device again to the DaFit page] 4. After adding, wait for the Bluetooth pairing notification and tap it to connect] If no information is displayed, this is due to a connection problem. Make sure the connection is correctly established.
Vivid 1.6 inch AMOLED display: enjoy a brilliant 1.6 inch AMOLED display. With a high resolution of 480 x 480 pixels, it delivers exceptionally sharp images and vivid colours that far exceed standard displays. The automatic brightness adjustment ensures perfect readability, whether you are indoors or in bright sunlight. The "Raise-to-Wake" feature provides instant access to information, and the display time-out can be set up to 30 seconds to balance comfort and battery life.
Unleash your creativity with AI-powered dials: Express your personal style directly on the wrist. Choose from over 100 pre-installed dials or create your own completely customized design. Groundbreaking new is the generation of AI dials via voice input. Simply describe your idea - an object, a style - and the AI creates your perfect dial in no time. Push the limits of personalisation.
Steps to connect a smartwatch: 1. Activate Bluetooth on the mobile phone] 2. Scan the QR code or search for "Da Fit" in the App Store and download the app] 3. Open Da Fit and grant all permissions and agree to the Terms of Use (Wireless Connection/Location/Notifications/Bluetooth Search etc.) ]4. Find the device "KC93" in the list and tap it] 5. Pair the KC93 Bluetooth connection] 6. Allow the watch to receive mobile phone notifications] 7. Go to "Phone" in the watch settings and activate "Phone Calls" & "Media Audio"]
Revolutionary Bluetooth 5.3 for seamless connectivity: Experience the next generation of connectivity with advanced Bluetooth 5.3 technology for a stable connection and faster data transfer. Make clear Bluetooth calls directly from your watch - thanks to the built-in high quality speaker and professional noise cancelling microphone. Don't miss anything: The watch seamlessly forwards all important notifications from apps such as WhatsApp, TikTok, Twitter(X), Facebook and Instagram from your smartphone, keeping you connected during exercise, meeting or hectic moments.
Ltimative versatility and wide compatibility: this outdoor smart watch is equipped with over 10 practical functions, including camera control, music playback, weather updates, alarms and multi-language support. With compass and barometer, it is ideal for everyday use and outdoor adventures. Compatible with Android 4.4+/iOS 9.0+ and supports Bluetooth 5.3. With 12 months warranty, it is the ideal gift for birthdays, Valentine's Day, Christmas or the New Year.
24/7 health monitoring and 100+ sports: precise 3-axis sensor allows 24/7 monitoring of heart rate, blood oxygenation, sleep quality and stress level. Professional sleep analysis automatically detects deep/light sleep phases and generates health trend charts via app. (Note: readings are for personal reference, not medical purposes). With over 100 sports profiles for indoor/outdoor activities. The activity tracker shows real-time data such as pulse, exercise duration and calories burned.

36,12 € 39,99 €(10% Off off)
10

JiaHeHe

JiaHeHe USB Charging Cable, 1 Piece Smartwatch Charger Compatible with Xplora X5 Play, Xplora X5 and Xplora X4, Magnetic Charging Cable 100 cm, Replacement Charger for Xplora Smartwatches, White

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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

SAFETY Equipped with a built-in voltage regulator, this charging cable for Xplora watches protects against short circuit and overload. So your watch is charged safely and efficiently.
Magnetic charging: the magnetic USB charging cable provides an easy and fast connection, which ensures a safe and fast charging speed. Perfect for use at home or on the go.
High Quality Material The charging body is made of anti-scratch ABS, which ensures durability. In addition, the bottom has a non-slip pad to keep the cable safe and stable.
EASY APPLICATION & PORTABILITY Compact and lightweight design makes it easy to take the kids watch charger anywhere. Ideal for travel or everyday use. With 100cm cable length, it fits perfectly in any pocket.
Compatibility This magnetic charging cable for smart watch is specially designed for the Xplora X5 Play, Xplora X5, and Xplora X4. Note: This cable is not compatible with Xplora XGO 2.

5,49 €