Best Smartwatch 42mm in UK 2025
Updated on 23/08/2025
#1
Recommended
7% Off
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- Nanocrystal ceramic body and sapphire glass screen provide a luxurious design.
- Supports advanced sports activities like golf, free diving, and trail running with wrist-based navigation and map routes.
- Offers up to 7 days of battery life for extended use and convenience.
- Features accurate health tracking, including ECG analysis and sleep monitoring with a focus on women's health.
- Includes a complimentary 3-month membership to HUAWEI Health+ for access to workouts, guided meditations, and fitness plans.
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- Nanocrystal ceramic body and sapphire glass screen provide a luxurious design.
- Supports advanced sports activities like golf, free diving, and trail running with wrist-based navigation and map routes.
- Offers up to 7 days of battery life for extended use and convenience.
- Features accurate health tracking, including ECG analysis and sleep monitoring with a focus on women's health.
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#2
Value for Money
13% Off
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- Start a Health Glance check by pressing the HUAWEI X-TAP sensor for 3 seconds, receiving a report with up to 10 key health indicators and personalized analysis in under a minute.
- Make calls without a phone using eSIM services, and enjoy fast internet access with Wi-Fi 6 that offers double the speeds.
- Easily switch between Standard mode for full features and Battery Saver mode for extended use, adapting to your requirements effortlessly.
- Compatible with both iOS and Android devices, allowing for connected fitness tracking and real-time notifications.
- First smartwatch to provide real-time fingertip blood oxygen measurements, delivering accurate readings in just 10 seconds.
- Over 100 workout modes available, including 14 professional-level sports to enhance athletic performance.
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- Start a Health Glance check by pressing the HUAWEI X-TAP sensor for 3 seconds, receiving a report with up to 10 key health indicators and personalized analysis in under a minute.
- Make calls without a phone using eSIM services, and enjoy fast internet access with Wi-Fi 6 that offers double the speeds.
- Easily switch between Standard mode for full features and Battery Saver mode for extended use, adapting to your requirements effortlessly.
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#3
21% Off
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- Larger display with up to 30% more screen area for better visibility.
- Thinner, lighter design enhances comfort during wear.
- Comprehensive health features including ECG monitoring and heart rate alerts.
- Customizable Activity Rings to measure various fitness activities and workout metrics.
- Fast charging capability, reaching 80% battery in approximately 30 minutes.
- Water and dust resistant, suitable for various environments and activities.
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- Larger display with up to 30% more screen area for better visibility.
- Thinner, lighter design enhances comfort during wear.
- Comprehensive health features including ECG monitoring and heart rate alerts.
- Customizable Activity Rings to measure various fitness activities and workout metrics.
- Fast charging capability, reaching 80% battery in approximately 30 minutes.
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#4
33% Off
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- Monitors wrist heart rate and tracks distance and speed via GPS
- One-button operation for easy tracking of time and distance
- All-day activity tracking for steps, calories, and sleep
- Adaptive Garmin Coach plans and suggested workouts based on fitness level
- PacePro feature offers GPS-based pacing guidance for selected routes
- Supports multiple activity profiles and wellness monitoring features
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- Monitors wrist heart rate and tracks distance and speed via GPS
- One-button operation for easy tracking of time and distance
- All-day activity tracking for steps, calories, and sleep
- Adaptive Garmin Coach plans and suggested workouts based on fitness level
- PacePro feature offers GPS-based pacing guidance for selected routes
- Supports multiple activity profiles and wellness monitoring features
#5
7% Off
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- Bright, colorful display with up to 11 days of battery life in smartwatch mode
- Body Battery monitoring offers insights into energy levels based on sleep and workouts
- Access to over 30 built-in sports apps, including running, cycling, and swimming
- Wheelchair mode tracks push activities with preloaded strength and cardio workouts
- Comprehensive health monitoring features, including heart rate and menstrual cycle tracking
- Advanced training features provide insights on workout benefits and recovery time
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- Bright, colorful display with up to 11 days of battery life in smartwatch mode
- Body Battery monitoring offers insights into energy levels based on sleep and workouts
- Access to over 30 built-in sports apps, including running, cycling, and swimming
- Wheelchair mode tracks push activities with preloaded strength and cardio workouts
- Comprehensive health monitoring features, including heart rate and menstrual cycle tracking
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#6
21% Off
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- 1.2” always-on AMOLED display with steel bezel, ideal for smaller wrists
- LED flashlight with adjustable intensities for night training
- Hill score feature assesses running strength on ascents
- Endurance score feature analyzes training data for overall endurance
- 24/7 health monitoring including HRV and Pulse Ox, with advanced sleep tracking; not a medical device
- Multi-band GNSS navigation for accurate positioning and battery optimization
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- 1.2” always-on AMOLED display with steel bezel, ideal for smaller wrists
- LED flashlight with adjustable intensities for night training
- Hill score feature assesses running strength on ascents
- Endurance score feature analyzes training data for overall endurance
- 24/7 health monitoring including HRV and Pulse Ox, with advanced sleep tracking; not a medical device
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#7
8% Off
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- AMOLED display for clear health tracking; up to 11 days of battery life in smartwatch mode.
- Body Battery monitoring provides insights on energy levels based on sleep, exercise, and stress.
- Over 80 built-in sports apps for various activities including running, cycling, swimming, and more to encourage movement.
- Personalized daily workout suggestions to help maintain motivation.
- Advanced training features such as workout benefits and recovery time to optimize fitness routines.
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- AMOLED display for clear health tracking; up to 11 days of battery life in smartwatch mode.
- Body Battery monitoring provides insights on energy levels based on sleep, exercise, and stress.
- Over 80 built-in sports apps for various activities including running, cycling, swimming, and more to encourage movement.
- Personalized daily workout suggestions to help maintain motivation.
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#8
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- Elegant design in high-quality stainless steel for durability and style.
- Tracks body composition to monitor fitness progress.
- Engage in friendly competition and communicate through a live message board with team challenges that reward achievements.
- Monitors activities, steps, calories burned, and includes GPS for navigation.
- Samsung Health Monitor app provides ECG and blood pressure measurements after initial calibration.
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- Elegant design in high-quality stainless steel for durability and style.
- Tracks body composition to monitor fitness progress.
- Engage in friendly competition and communicate through a live message board with team challenges that reward achievements.
- Monitors activities, steps, calories burned, and includes GPS for navigation.
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#9
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- Multisport GPS watch with a durable 42 mm case and 1.2” display
- Solar charging lens enables weeks of battery life
- Built-in LED flashlight offers multiple brightness levels for night training
- Hill score feature tracks running strength and progress during climbs
- Endurance score analyzes training impact on overall performance
- 24/7 health monitoring includes heart rate variability and advanced sleep tracking
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- Multisport GPS watch with a durable 42 mm case and 1.2” display
- Solar charging lens enables weeks of battery life
- Built-in LED flashlight offers multiple brightness levels for night training
- Hill score feature tracks running strength and progress during climbs
- Endurance score analyzes training impact on overall performance
- 24/7 health monitoring includes heart rate variability and advanced sleep tracking
#10
21% Off
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- Larger display with 30% more screen area for improved usability.
- Thinner and lighter design enhances comfort during wear.
- Comprehensive health monitoring including ECG and heart rate notifications.
- Fitness tracking features include customizable Activity Rings and advanced workout metrics.
- Safety features like Fall and Crash Detection connect you to emergency services.
- Durable design with crack resistance, dust protection, and water resistance up to 50m.
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- Larger display with 30% more screen area for improved usability.
- Thinner and lighter design enhances comfort during wear.
- Comprehensive health monitoring including ECG and heart rate notifications.
- Fitness tracking features include customizable Activity Rings and advanced workout metrics.
- Safety features like Fall and Crash Detection connect you to emergency services.
Read More
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