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Fitness Trackers & Smart Scales for Beginners

By the Nest & Yard editorial teamUpdated 2026-08-094 min read

Our pick: the eufy Smart Scale A1, Bluetooth Digital Bathroom Scale, 12 Measurements — the best Fitness Trackers & Smart Scales we tested, from £14.99.

Starting your fitness journey can feel overwhelming, especially when faced with a whole host of new devices promising to track every step and measure every calorie. For first-time buyers looking at fitness trackers and smart scales like the eufy Smart Scale A1 or Fitbit Inspire 3, it’s useful to focus on core features such as accurate weight readings or basic activity tracking – things that will genuinely help you monitor your progress. Don't get bogged down in overly complex data sets or advanced metrics until you’ve established a baseline and understand what information is most relevant for *you*.

See the full range in Fitness Trackers & Smart Scales.

eufy Smart Scale A1, Bluetooth Digital Bathroom Scale, 12 Measurements
Editor's Choice

#1 Pick

eufy Smart Scale A1, Bluetooth Digital Bathroom Scale, 12 Measurements
Rated 4.5 out of 5 stars (8,342)
  • Bluetooth

£14.99

Pros

  • Tracks 12 key body metrics including weight and BMI
  • Bluetooth sync to the EufyLife app
  • Sleek design fits any bathroom

Cons

  • No WiFi, so pairing is per-session over Bluetooth
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Pros

  • Up to 10 days battery life
  • Built-in stress management and sleep tracking
  • Lightweight and comfortable for all-day wear

Cons

  • No built-in GPS
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XIAOMI Smart Band 9 Fitness Tracker, AMOLED Display

#3 Pick

XIAOMI Smart Band 9 Fitness Tracker, AMOLED Display
Rated 4.3 out of 5 stars (10,664)
  • Bluetooth

Currently unavailable

Pros

  • Bright AMOLED display is easy to read outdoors
  • Long battery life between charges
  • Tracks a wide range of workouts and health metrics

Cons

  • Companion app has fewer features than premium brands
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Garmin Forerunner 245 GPS Running Smartwatch with Training and Performance Features

#4 Pick

Garmin Forerunner 245 GPS Running Smartwatch with Training and Performance Features
Rated 4.6 out of 5 stars (4,521)
  • Bluetooth, ANT+, GPS

Currently unavailable

Pros

  • Advanced running dynamics including VO2 max and training effect
  • Built-in GPS with no phone required
  • Up to 7 days battery life in smartwatch mode

Cons

  • No touchscreen, relies on physical buttons
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FAQ

What's the difference between a fitness tracker and a smart scale?

Fitness trackers primarily monitor your activity levels – steps taken, calories burned, and often sleep patterns – using sensors. Smart scales, conversely, focus on measuring your weight and sometimes body fat percentage or BMI, providing data for tracking trends over time.

I've heard about 'heart rate zones'. What are they?

Heart rate zones represent ranges of heartbeats measured in beats per minute (BPM), typically categorized as Resting, Fat Burning, Cardio, and Peak. Your tracker uses this data to help you understand the intensity of your workouts.

What does 'steps' actually mean on a fitness tracker?

A step is generally defined as one pace forward taken by your foot, which your tracker measures using its accelerometer. The accuracy can vary slightly depending on the device and how you move – walking briskly will generate more steps than a slow stroll.

My smart scale says I'm heavier than I feel. Why?

Smart scales often measure weight in kilograms (kg) which is different from pounds (lbs). Also, fluctuations are normal due to hydration levels and time of day; weigh yourself at the same time each morning after using the toilet.

Do I need a fancy fitness tracker with lots of features?

For a beginner, focusing on core functionality – step tracking and basic activity monitoring – is perfectly sufficient. Overwhelming features can be confusing and detract from your initial goals.

What's the deal with 'GPS' on some trackers?

Some fitness trackers incorporate GPS to track outdoor activities like running or cycling, mapping your route in real-time. However, this feature uses phone data for location tracking and requires your phone to be nearby.

How accurate are these devices really?

While manufacturers strive for accuracy, all wearable sensors have some margin of error. Comparing readings across different devices is less important than consistently tracking trends over several weeks.

What about syncing my data? Do I need a smartphone?

Almost all fitness trackers and smart scales require you to sync data with a companion app on your smartphone via Bluetooth. Ensure your phone meets the device’s minimum system requirements.

Can I wear these devices while swimming?

Check the manufacturer's specifications carefully, as not all fitness trackers or smart scales are waterproof or swim-proof. Look for an IP rating indicating water resistance before purchasing.

What should I do if my device isn’t working correctly?

Refer to the manufacturer’s warranty information and consult Amazon's standard returns policy for guidance on troubleshooting or potential resolutions.

In depth

Let’s talk about what really matters when you're buying your first fitness tracker or smart scale. It can feel overwhelming – there are so many different models promising incredible results, packed with features you might not understand or even need. Don’t get caught up in the hype; focus on a few key areas that will actually make a difference to your experience and help you track your progress effectively.

Initially, the core metrics you'll want to pay attention to are steps, calories burned, and sleep tracking. “Steps” is simply how many times your foot hits the ground during activity – it’s a basic measure of movement. Most trackers will automatically count these, though some require you to manually start and stop counting for accurate results, particularly if you're doing specific activities like running or cycling. "Calories burned" estimates the energy expenditure based on your steps, heart rate (if available), and personal data – it’s an approximation; don’t treat it as a precise measurement of weight loss. Finally, sleep tracking monitors how long you spend in different stages of sleep - light, deep, and REM - offering insights into your sleep quality. Don't expect perfectly accurate sleep analysis at this early stage; these devices are generally good for identifying trends rather than providing definitive diagnoses.

Accuracy is a significant consideration, but it’s important to understand what “accurate” truly means in this context. Fitness trackers, particularly those without dedicated heart rate monitors, tend to be less precise with calorie estimations and step counts. They rely heavily on algorithms that consider your size, weight, and activity levels – these are all estimates. Smart scales, meanwhile, are generally more accurate when it comes to measuring bodyweight. However, accuracy can still be affected by factors like temperature in the room, how you stand on the scale, and whether you’re wearing tight clothing. It's wise to take several readings over a period of time and look for consistent results rather than focusing on a single, potentially skewed measurement.

Heart rate monitoring is often touted as a key feature, but its immediate value for beginners might be limited. Many trackers use optical heart rate sensors (little lights that measure blood flow through your skin). These can be useful for gauging effort levels during exercise and providing an overall picture of your cardiovascular health. However, they aren’t always reliable, particularly if you have darker skin tones or are wearing certain types of clothing. Smart scales rarely include heart rate monitoring – it's primarily a feature found on fitness trackers. You might find some basic heart rate data within the accompanying app, but treat this as supplementary information rather than your primary source of cardiovascular data.

The accompanying apps are crucial. Most fitness trackers and smart scales require you to sync your device with an app on your smartphone or tablet. This is where you'll see your data visualized, set goals, track trends, and often receive notifications. The quality of the app can significantly impact your experience. Look for apps that offer clear and intuitive interfaces, detailed charts and graphs, and the ability to export your data if you want to share it with a healthcare professional. Some apps integrate seamlessly with other fitness platforms like Strava or MyFitnessPal; consider whether this integration is important to you before making a purchase.

Don’t get bogged down in advanced features at first. Many trackers offer a bewildering array of settings and options, such as VO2 max estimation (a measure of your aerobic fitness), training zones, and detailed activity tracking for specific sports. These can be useful once you've established a baseline understanding of your activity levels and goals. For a beginner, focusing on the core features – steps, calories burned, sleep – is perfectly sufficient. Features like automatic workout detection (where the tracker automatically recognizes and records your workouts) are convenient, but they aren’t always accurate and can sometimes require manual adjustments.

Finally, consider battery life. A fitness tracker with a short battery life will need frequent charging, which can be inconvenient. Smart scales generally have excellent battery life – often several weeks on a single charge. Pay attention to the manufacturer's specifications for both devices before making your purchase. Also, remember that consistent use is key; if you’re only going to wear your tracker sporadically, it won’t provide meaningful data. Starting with a simple, user-friendly device and focusing on building healthy habits is far more important than investing in the most technologically advanced model available.

The Nest & Yard editorial team

Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-09.

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