10 Best 4g Android Smart Watch With Sim Card Slot in The UK

Last updated on 04/08/2025
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Best Choice
1
9.7
Exceptional
QESTO KNN 4G Smart Watch Smartwatch with SIM Card Slot 1.6Inch Full Touch Screen Video Call Bluetooth Smartwatch GPS 4G+128G Storag for Men Black
QESTO
QESTO KNN 4G Smart Watch Smartwatch with SIM Card Slot 1.6Inch Full Touch Screen Video Call Bluetooth Smartwatch GPS 4G+128G Storag for Men Black
Why We Love It
  • Large memory for smooth usage.
  • Accurate GPS for tracking routes.
  • Vibrant screen enhances viewing experience.
Main Highlights
  • 【Memory】4G large running memory, let you use the software more smoothly, with 128G large memory, storage space memory is not limited, more content can be downloaded
  • 【GPS positioning】Real-time track recordingSupport three global satellites positioningsystem(GPS/Glonass/Beidou),support personalaccurately position demand of complex scenes, and restore your accurately trajectory
  • 【Screen】1.6 inch extra-large screen,400*400 pixel HD screen.Beautiful colors,Perfectwearing experience
  • 【Listen to music】User can play local or online music with watch, support bluetooth headset Or use builtin loudspeakers to play and listen your enjoy music anytime,anywhere
  • 【Support multiplesports modes】Covering a variety of professionalsports modes,Built-in professional motionalgorithm, To satisfy the broaddemand of the sports population
9.7
Exceptional
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Best Value
2
9.6
Superb
Mavdecll 4G/WIFI Smart Watch for Men Women, 2.88" HD Touch Screen Extra Large Smart Watch, 2300mAh Battery, Camera Calls Apps GPS TV, Compatible with IOS & Android
Mavdecll
Mavdecll 4G/WIFI Smart Watch for Men Women, 2.88" HD Touch Screen Extra Large Smart Watch, 2300mAh Battery, Camera Calls Apps GPS TV, Compatible with IOS & Android
Why We Love It
  • Powerful fitness tracker for everyone.
  • Waterproof design for all activities.
  • Long battery life for convenience.
Main Highlights
  • This is a powerful fitness tracker for men and women. A great gift idea for birthdays holidays business thanksgiving. IP65 waterproof rating protects this fitness watch from water, rain or sweat damage
  • This Android watch with SIM card slot supports 4G/WIFI network connection, you can make and receive calls, send text messages or surf the Internet anywhere
  • 2.88-inch display, full-screen resolution 640*480, and high-definition camera. Whether you are watching videos, playing games, or taking selfies, it will bring you an unprecedented immersive visual experience.
  • The 2300mAh battery helps you get through a busy week with over 30 days of standby time without needing to be charged every day. Runs Android 9.0 operating system, widely compatible with iPhone and Android phones
  • Record data during sports activities to help you clearly understand your daily exercise, exercise patterns, steps, distance calculation, calories burned, and call time
9.6
Superb
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3
9.6
Superb
2024 New 4G LTE GPS Full Network Android 11.0 Standalone Smartwatch 32GB 2.64 Inch HD Large Screen 500W Dual Camera Google Play SIM Card Smart Watch for Men
Generic
2024 New 4G LTE GPS Full Network Android 11.0 Standalone Smartwatch 32GB 2.64 Inch HD Large Screen 500W Dual Camera Google Play SIM Card Smart Watch for Men
Why We Love It
  • 4G LTE Full Network communication.
  • 2.64 Inch large HD Screen.
  • 5MP Dual Cameras.
Main Highlights
  • 4G LTE Full Network communication Supported by using a Nano SIM card, Standalone, Wi-Fi connectivity
  • 2.64 Inch large HD Screen, easy for playing game and watching video, Wrist game console; 1200mAh battery, Long lasting.
  • Android OS 11.0 system, Download Apps at will, Google Play Store, Android Market available,
  • 5MP Dual Cameras, video talking
  • Built-in GS precise positioning and Navigation.
9.6
Superb
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4
9.5
Superb
Save 40%
DOOGEE TAB G6 11 inch Android 15 Tablet, 30GB+256GB/2TB tablet with sim card slot, 8000 mAh & T7250 Octa Core Android Tablets, 4G LTE+Netflix+BT 5.0+GPS, Tablets with Keyboard, Pen, Mouse & Case
DOOGEE
DOOGEE TAB G6 11 inch Android 15 Tablet, 30GB+256GB/2TB tablet with sim card slot, 8000 mAh & T7250 Octa Core Android Tablets, 4G LTE+Netflix+BT 5.0+GPS, Tablets with Keyboard, Pen, Mouse & Case
40% OffFree Shipping
Why We Love It
  • All-in-one convenient package.
  • Fast connectivity with SIM slots.
  • Powerful performance and multitasking.
Main Highlights
  • 【All-in-one Package】When you buy DOOGEE TAB G6 tablet with keyboard, you get more than just a tablet; it's an all-in-one package that includes all the accessories you need to protect and maintain your device. In addition to the tablet, pressure-sensitive pen, mouse and keyboard, it also includes a universal power adapter, data cable, and business leather case.
  • 【4G Tablet With SIM Card Slots & Connectivity】🔥🔥 DOOGEE G6 tablet with SIM card slots support WiFi 5G for great compatibility and high speed downloads for home, campus networks and hotspot networks. Built-in Bluetooth 5.0 and GPS(Beidou+GLONASS+Galileo+ AGPS), Bluetooth 5.0 can transmit at speeds up to 4-24Mbps, and GPS allows for precise positioning and navigation over a network connection. The doogee tablet 11 inch has 1 Type-C port, 1 3.5mm AUX headphone jack and 2 card port||(Nano or TF).
  • 【2025 Latest Android 15 & T7250 Octa-core】🖸🖸 DOOGEE TAB G6 fire tablet is equipped with the latest Android 15 system, a customizable lock interface, more advanced permission management and privacy functions, and combined with the octa-core T7250 chip, this android tablets runs smoothly, improves system security and stability, and allows you to enjoy a silky experience.
  • 【30GB RAM+256GB ROM/2TB & 8000mAh Battery】💾 🔋 This cheap tablet is equipped with 30GB (6+24) RAM and 256GB (expandable to 2TB) ROM, using LPDDR4X & UFS technology, running smoother and faster, and can store large amounts of data, files, media content, etc. DOOGEE TAB G6 tablet with pen has an extra-large 8000 mAh battery that provides up to 1126 hours of standby. Supports OTG reverse charging.
  • 【11-Inch + Eye Protection & Widevine L1+Netflix+90Hz】🌟 🌟 DOOGEE TAB G6 android 15 tablet has an ultra-high-resolution 11-inch display with 1280 x 800 pixels, up to 83.3% screen-to-body ratio and low blue light eye protection mode, providing a comfortable visual experience for work and entertainment. Widevine L1 certification allows you to watch Netflix, YouTube, HBO and Prime Video in true 1080P resolution. The 90Hz refresh rate ensures smooth and responsive performance on this gaming tablet.
  • 【13MP+5MP & High Quality Dual Speakers】📷 📷 DOOGEE TAB G6 11 inch tablet is equipped with a 13MP rear main camera and a 5MP front camera to clearly capture every wonderful moment and record beautiful moments. Two high-quality speakers make your life more beautiful and handle work tasks efficiently.
9.5
Superb
Save 40%
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5
9.3
Superb
4G Internet Smart Watch Phone 4GB 64GB Android 9.0 G PS 1.99" Screen Dual Camera Google Play SIM Card Sports Watch for Men
Generic
4G Internet Smart Watch Phone 4GB 64GB Android 9.0 G PS 1.99" Screen Dual Camera Google Play SIM Card Sports Watch for Men
Why We Love It
  • 4G LTE Connectivity is convenient.
  • Vibrant HD Screen for clarity.
  • Ample Storage for apps available.
Main Highlights
  • 1. 4G LTE NET Supported by using a Nano SIM card, Wi-Fi and Bluetooth connectivity, GPS Navigation.
  • 2. 1.99 Inch big HD Screen, 1000mAh Battery
  • 3. RAM 4GB, ROM 64GB, Android9.0 system, Download Apps at will, Google Play Store, Android Market available,
  • 4. Dual cameras, 5MP Side camera, 2MP Front Camera, video talking
  • 5. Supports 9 sports modes
9.3
Superb
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6
9.2
Superb
4G Smart Watch (Make/Answer Call) 2.1" AMOLED Large Screen Smartwatch for Men Women 1020mAh Fitness GPS Tracker SIM Card Slot Rotating Camera Heart Rate Sleep Monitor SOS Calling Sport Watches Black
Rogbid
4G Smart Watch (Make/Answer Call) 2.1" AMOLED Large Screen Smartwatch for Men Women 1020mAh Fitness GPS Tracker SIM Card Slot Rotating Camera Heart Rate Sleep Monitor SOS Calling Sport Watches Black
Why We Love It
  • Superior signal in all areas.
  • Stylish design with comfort features.
  • Versatile camera and security options.
Main Highlights
  • 【Superior Signal & Durable Build】 4G smartwatch with segmented high/low-frequency antennas and GPS antenna system eliminates signal dead zones in urban/mountain areas. Eco-friendly ultra-thin metal body ensures stable connectivity and scratch resistance for lasting outdoor use
  • 【HD Display & Comfort Wear】 Rogbid smart watches with camera for men women equipped with a 2.1-inch AMOLED high-definition touch screen (410*508 resolution) offers vivid visibility in sunlight. Skin-friendly eco-metal with electroplating processes resists sweat and corrosion for all-day comfort
  • 【Rotatable Camera & Security Features】 Our intelligent smart watch have 190°pull-out rotatable camera enables multi-angle shooting and video calls. Facial recognition prevents data leakage, while SOS emergency call with dual-satellite GPS ensures precise outdoor positioning
  • 【Powerful Performance & Large Storage】 Equipped with SL8541E chip and Android 8.1, 3GB RAM + 32GB ROM ensures lag-free operation for heavy games. 4G full Netcom SIM slot allows independent calling/messaging without a phone
  • 【Long Battery Life, Waterproof & Health Tracking】 IP67 waterproof rating resists splashes and sweat. 1020mAh battery with optimized system offers 5-7 days standby. 24/7 heart rate/SpO2 monitoring, 5 sports modes, DIY watch faces, and AI assistants (DeepSeek/Doubao/ChatGPT) blend health management with personalization
9.2
Superb
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7
9.1
Superb
X-K01 4G Internet Smart Watch Phone 4GB 64GB Android 9.0 G PS 1.99" Screen Dual Camera Google Play SIM Card Sports Watch (Black)
Generic
X-K01 4G Internet Smart Watch Phone 4GB 64GB Android 9.0 G PS 1.99" Screen Dual Camera Google Play SIM Card Sports Watch (Black)
Why We Love It
  • Supports multiple connectivity options.
  • Vibrant HD screen display.
  • Versatile dual camera features.
Main Highlights
  • 1. 4G LTE NET Supported by using a Nano SIM card, Wi-Fi and Bluetooth connectivity, GPS Navigation.
  • 1.99 Inch big HD Screen, 1000mAh Battery
  • RAM 4GB, ROM 64GB, Android9.0 system, Download Apps at will, Google Play Store, Android Market available,
  • Dual cameras, 5MP Side camera, 2MP Front Camera, video talking
  • Supports 9 sports modes
9.1
Superb
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8
9.1
Superb
AIEK 4G Smart Watch, 2.64'' HD Screen Android 11 Quad Core 3GB+32GB Phone Smartwatch for Men WiFi Nano SIM 5MP Camera GPS Video Chat
AIEK
AIEK 4G Smart Watch, 2.64'' HD Screen Android 11 Quad Core 3GB+32GB Phone Smartwatch for Men WiFi Nano SIM 5MP Camera GPS Video Chat
Why We Love It
  • Large, vibrant AMOLED display.
  • Independent 4G calling capability.
  • Long-lasting battery life.
Main Highlights
  • {Large Screen Smartwatch for Men} This 2.64 inches large screen smartwatch that is detachable design and can be use as a mobile phone. it built in 480x480px Screen resolution. sensitive touch, smooth operation experience, smoothly play the apps you need. Bring a unique and innovative visual experience.
  • [4G LTE Network & Built-in Nano SIM Slot] This 4g LTE smartwatch with nano sim slot supports independent 4G call function. Just plug in your Nano SIM card to make a call directly, no need to carry your mobile phone when exercising. And supports WiFi wireless fast Internetaccess, video call, text message, voice call and other functions. Support Band: GSM (2/3/5/8) + WCDMA (1/2/5/8) + TDS (B34/39) + FDD (B1/2/3/4/5/7/8/12/17/20/26/28/B66) + TDD (B38/39/40/41).
  • [HD Dual Camera & GPS] HD dual camera and shooting 5.0MP front + 5.0MP side dual camera CMOS sensor, bright colors and details, Support photography, video, Whatsapp video chat, but also scan code payment, convenient travel. Built-in GPS positioning navigation. Real-time reception of GPS/GLONASS satellite signals,precise trajectory, independent positioning and navigation.
  • [OS & Configuration] Runs on Android 11.0 OS, powered by high-performance MTK6739 Quad-core CPU. 3GB RAM+32GB ROM . And provide application stores to download applications. Hope ultimately deliver you a richer using experience.
  • [Type-C Port & Long Lasting Battery] Smartwatch equipped with 1200mAh polymer lithium battery, coupled with a deeply optimized energy-saving system, eliminating the trouble of frequent charging. Smart watches help people to control their phone time and avoid missing important information. So as to better enjoy one's time.
9.1
Superb
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9
9.0
Superb
Save 6%
2024 CD99 AMOLED Smart Watch Men Women 4G SIM Card Wifi Cellular GPS NFC Smartwatch Series 9 Android 8.1 Rotating Camera Sport Watch (Eurasian Black,2+32G)
JINSHANGZI
2024 CD99 AMOLED Smart Watch Men Women 4G SIM Card Wifi Cellular GPS NFC Smartwatch Series 9 Android 8.1 Rotating Camera Sport Watch (Eurasian Black,2+32G)
6% Off
Why We Love It
  • Versatile 180-degree rotating camera.
  • Stunning Amoled HD display.
  • Comprehensive health monitoring features.
Main Highlights
  • 1, the first 180-degree telescopic 800W rotating camera, video calls, photography and recording without dead corners 2, real engraving 1:1 reduction, real buckle real screws 3, 2.26 inch Amoled HD large screen, ultra-low power consumption, extremely narrow frame, ultra-high screen ratio, different visual enjoyment
  • 4, the real compass, with the pathfinder compass, bring more cool experience 5, the screen supports multi-touch, can be controlled by two fingers like a mobile phone 6, Android 8.1 ,1380 mah Big Battery ,
  • 1.Antenna:External FPC/LDS. 2.Receiver,motor. 3.MIC:Welding line MIC.
  • 4.WIFI,NFC:support. waterproof level ip67 5.bluetooth:4.1 .(Supports Bluetooth earphones). 6.accelerometer sensor,gyroscope,Step counting,Heart rate sensor ,barometer,compass,VIDO DECODE:support.
9.0
Superb
Save 6%
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10
8.8
Excellent
Save 9%
Ucani 4G Kids Smart Watch Boys Girls, Kid GPS Tracker Watch Phone Video Call Wifi Position School Mode Pedometer SOS Games,Birthday Toy Gifts for 6-15 Years Old,Black
Ucani
Ucani 4G Kids Smart Watch Boys Girls, Kid GPS Tracker Watch Phone Video Call Wifi Position School Mode Pedometer SOS Games,Birthday Toy Gifts for 6-15 Years Old,Black
9% OffFree Shipping
Why We Love It
  • Enhanced safety through GPS tracking.
  • Easy communication with voice chat.
  • Fun learning with interactive games.
Main Highlights
  • Multifunctional Kids Smart Watch: The Kids Smartwatch Phone come with GPS positioning, Voice Chat, 2 Way Calling, Family chat, SOS, Historical Route, Geo-Fence, Puzzle Games, Pedometer, Camera, school mode, Alarm clock and more. Kids watch cover a wide range of functions for children's daily learning and life, bridging the gap between kids and their parents on a daily basis.
  • 4G Calling/Chat/Video: Kids Smart Watch Phone can store 10 phone numbers. Parents and kids can make 4G video calls anytime and anywhere. In addition, voice text messages can be sent via APP to facilitate communication between parents and children. When your child is lost or in trouble, SOS one-click call for help can quickly respond to emergencies.
  • Kids Smart Watch with GPS Tracker:Smart Watch for Kids are equipped with GPS and LBS dual positioning functions to achieve real-time and accurate positioning. Parents can set up electronic fences and immediately alarm when their children cross the safe area; support viewing of all-day track history, so you can know the location of your child's track at any time and keep track of your child's whereabouts at any time
  • Connect to Mobile Phone: Connecting this watch does not require complicated operations, just download the Junicare APP, scan the QR code on the mobile phone to easily connect to the mobile phone, parents can easily manage the watch through the APP, manage contacts, reject unknown calls, check the child's location and ensure communication security.
  • Perfect Gift : This kids smart watches for girls is equipped with a 1.54-inch curved HD IPS display, a soft and breathable silicone strap and a stylish woven strap for a comfortable grip. Suitable for boys and girls, it is a perfect gift for birthday
  • For the phone setup instructions for this 4G GPS children's smartwatch, you can directly refer to the following link: 《https://www.amazon.co.uk/photos/share/k2HHU2jDiz67MKNgCt4UDogs2sKw69jtu1ZlxVjuXH5》
8.8
Excellent
Save 9%
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