A lot of us aren’t sleeping well. Around one in three UK adults experience sleep problems at some point.
The trouble is, it’s not always easy to tell how well you’ve slept. Even when you think you’ve had a full night, it might actually be a different story. That’s where a good smartwatch or fitness tracker comes in handy.
The latest devices don’t just count hours of sleep. They’ll look at things like your heart rate, breathing - even movement - to build up a clearer picture of what’s going on overnight. In this guide, we’ll cover:
The best smart rings for sleep tracking.
Top smartwatches for accurate sleep tracking.
Wearables that give you sleep and recovery insights.
The types of trackers that suit different lifestyles.
Best smart rings for sleep tracking
If you’ve ever taken a watch off at night just because it’s annoying in bed, smart rings make a lot of sense. There’s nothing to adjust and nothing glowing on your wrist. You’re just wearing something small that does its thing quietly in the background. Here are a couple that give you really interesting sleep insights:
Samsung Galaxy Ring - the ‘sleep-first’ tracker
The Samsung Galaxy Ring is perfect for anyone who wants sleep tracking without wearing a watch to bed. Overnight, it’ll monitor your heart rate, HRV, blood oxygen and skin temperature. Then it pulls everything into the Samsung Health app, which brings all your health and fitness data together in one place.
This doesn’t give you any complicated data - it turns everything into a daily Energy Score, which gives you a simple read on how well you slept. If you’ve ever woken up after a full night’s sleep still feeling flat, it helps explain why.
The Samsung Galaxy Ring also works nicely with other Samsung devices, like Galaxy Watches, so your data can be combined if you want a fuller picture of your health. If you’re interested, here’s some more advice on keeping track of your health with the Samsung Galaxy Ring
Oura Ring 5: a discreet fitness companion
Because the Oura Ring 5 sits comfortably on your finger, it can take steady and accurate overnight readings for heart rate, temperature and blood oxygen. All this helps build up a detailed picture of your sleep stages. You get a clear view of light, deep and REM sleep - plus how often you were disturbed.
The Readiness Score is the first thing you’ll want to check out. It rolls your sleep quality, HRV and resting heart rate into one number that basically answers the question: “how ready is my body today?” If you want to dive into more detail, the app shows you a breakdown of your sleep in a clear and easy-to-understand graph.
Top smartwatches for accurate sleep tracking
With a smartwatch on your wrist, you can check all your key information at a glance - without needing to reach for your phone or use separate fitness wearables. It’s an easy way of keeping tabs on all your messages, notifications, fitness stats and sleep tracking.
Samsung Galaxy Watch8: best for Android users
The Samsung Galaxy Watch8 has a long battery life, so you can wear it all night and track your sleep automatically. It looks at sleep stages, blood oxygen and movement. It can even pick up snoring using your phone’s microphone, if you enable it.
It doesn’t just show you last night’s sleep. With the help of Samsung Health coaching, it builds patterns over time and suggests small changes that can improve the quality of your sleep.
Apple Watch Series 11: made for iPhone owners
The Apple Watch Series 11 fits neatly into the Apple ecosystem, so it’s an obvious choice if you’ve got an iPhone.
Sleep tracking is one of its major strengths. All your data goes straight into the Health app, which builds a pattern of your sleep habits over time. It monitors information including heart rate, blood oxygen and other overnight signals, to give you useful insights into how your body behaves through the night.
Best fitness wearables for sleep and recovery insights
We’ve chosen a couple of fitness-focused wearables for anyone that sees sleep as an important part of their training recovery. Both of these fitness trackers connect what happens at night with how you perform during the day. So you can wake up knowing exactly how ready you are to smash your workout.
Withings ScanWatch 2: the hybrid option
The Withings ScanWatch 2 looks like a traditional watch, but there’s a whole lot of fitness tracking going on inside. It collects data on sleep stages, overnight heart rate, blood oxygen and temperature trends, then builds a picture of how well your body has recovered. It also includes ECG readings and can flag patterns linked to conditions like sleep apnoea, which is something most wearables don’t do.
Battery life is brilliant. Instead of charging every night or two, it lasts for weeks. That makes sleep tracking more consistent, because you’ll hardly ever need to take it off.
Garmin Index Sleep Monitor: built for recovery tracking
The Garmin Index Sleep Monitor works quietly in the background and feeds into the Garmin health ecosystem. it’s an obvious choice if you already use Garmin for fitness.
It tracks sleep stages, heart rate, breathing and overnight recovery, then links it into Garmin Connect to give you an overall ‘Body Battery’ score. That number tells you how “charged” your body is the next day.
FAQs
What is the most accurate sleep tracker in 2026?
Smart rings like the Oura Ring 5 and Samsung Galaxy Ring are incredibly accurate trackers, because they sit securely on the finger and give stable overnight readings. That steady contact helps reduce gaps in data, especially if you move around a lot in your sleep.
Are smart rings better than smartwatches for sleep tracking?
Smart rings can be better for sleep because they’re lighter and less noticeable in bed, so you’re more likely to forget you’re wearing them. That comfort can help it provide consistent overnight data.
Can sleep trackers detect sleep apnoea?
Some sleep trackers, such as the Samsung Galaxy Ring and Withings ScanWatch 2, can highlight breathing irregularities that might be linked to sleep apnoea. They’re not medical devices, but they can help flag patterns like disrupted breathing or low oxygen levels.
Do sleep trackers actually help improve sleep?
Sleep trackers help most when they reveal patterns you wouldn’t normally notice, like late-night wake-ups. Over time, that makes it easier to tweak habits (like cutting screen time before bed or keeping a more regular routine) to improve your sleep quality.
What should I look for in a sleep tracker?
Look for reliable sleep stage tracking, heart rate and HRV monitoring, and clear explanations rather than raw data. The most useful trackers don’t just log your night. They help you understand why you might feel tired using easy-to-understand information.
Need more help?
If you’re still weighing up your sleep tracking options, our wearables buying guide is packed with help and advice. We’ve also got articles on how to keep track of your health with the Galaxy Ring and fitness tracker or smartwatch – what’s the difference?
