The Best Sleep Trackers of 2025: Expert Tested and Reviewed
The article reviews various sleep trackers, including the Oura Ring 4, which is deemed the best option due to its comfortable design, impressive battery life, and detailed sleep data. The experts at ZDNET have thoroughly tested these devices to provide an unbiased assessment of their features and effectiveness. Each sleep tracker has been evaluated based on factors such as accuracy, comfort, and affordability.
This review highlights the growing importance of sleep tracking in modern times, where even with seven hours of sleep per night, waking up feeling rested is not guaranteed.
How will advancements in sleep tracking technology impact our understanding of optimal sleep patterns and the treatment of sleep disorders in the years to come?
We tested the best smart rings you can buy to help you accomplish your fitness goals that measure sleep, heart rate, body temperature, and more. The Oura Ring 4 debuted in October and boasts some substantial hardware and software upgrades from the tried and true Oura Ring 3. With its exceptional sleep tracking, activity monitoring, and resilience feature, the Oura Ring 4 is a top choice for fitness enthusiasts. Its advanced smart sensing technology allows for continuous and accurate data capture, providing users with valuable insights into their physical health.
The integration of smart rings like the Oura Ring 4 is revolutionizing the way we track our fitness goals, offering a more holistic approach to wellness that goes beyond traditional wearable devices.
As the market continues to evolve, will the focus on advanced features and data analytics lead to a new standard for the fitness ring industry, leaving behind those who prioritize simplicity and affordability?
Fitness trackers have evolved significantly, offering advanced features that cater to a variety of health and fitness goals. The market now includes devices that monitor heart health, recovery, and even sleep quality, making it easier for users to select a tracker that aligns with their lifestyle. With a diverse range of options available, individuals can find a fitness tracker that suits their personal needs, whether for casual use or serious training.
This trend reflects the growing emphasis on personalized health management, highlighting how technology is reshaping the way individuals engage with their fitness journeys.
As fitness trackers become more advanced, what ethical considerations should manufacturers address regarding user data and privacy?
My tested picks are sleep headphones equipped with flat speakers, active noise canceling technology, and a long-lasting battery life that can be a game changer for a good night's rest, especially if noise is your number one nightmare. The best earbuds for sleep offer a more compact, subtle, and personal approach that won't wake the partner sleeping across from you. I've found sleep headphones with different price ranges and form factors, from a headphone sleep mask to sleep earplugs, that stack up on this list -- and on your pillow.
The search for the perfect sleep headphones has led me down a rabbit hole of innovative designs, comfort-focused features, and cutting-edge technology that is redefining what we think possible with audio and noise-cancellation.
What are the long-term implications of relying on advanced sleep solutions like noise-masking earbuds to cope with an increasingly noisy world?
The Circular Ring 2 has been unveiled with cutting-edge features that make it stand out in the smart ring market, including digital sizing, ECG capabilities, and women's health tracking. With a new wireless charging case and FDA-approved Afib detection, the Ring 2 promises to deliver improved user experiences and convenience. The company also claims up to seven days of battery life, a significant improvement over its predecessor.
By finally introducing a robust digital sizing system, Circular is addressing a long-standing pain point in the smart ring market, setting a new standard for innovation in this sector.
Will the Circular Ring 2's impressive feature set and competitive pricing be enough to challenge the dominance of established brands like Oura and Samsung in the wearable tech space?
High-tech Eight Sleep pods allow Elon Musk and DOGE staff to rest at work, but security flaws have been discovered, including an AWS key and remote access. Hackers could exploit the beds to infiltrate home networks and connected devices, raising concerns about personal privacy and entire home network security. The company's lack of oversight has allowed unauthorized access, potentially leading to financial losses and compromised data.
This shocking discovery highlights the need for rigorous testing and security audits in the development and deployment of IoT-enabled products, particularly those with remote access features.
As more smart devices become integrated into our homes and daily lives, how can we ensure that these devices are designed with robust security measures in place to prevent similar vulnerabilities from arising?
The review highlights the top noise-canceling earbuds available in 2025, emphasizing the exceptional performance of models like the Bose QuietComfort Ultra and Sony LinkBuds Fit. Each pair is evaluated based on sound quality, comfort, and noise cancellation effectiveness, catering to various lifestyles and budgets. The article also addresses the evolution of wireless earbuds from music devices to essential tools for managing external noise in increasingly tech-driven environments.
This comprehensive analysis showcases the competitive landscape of noise-canceling technology, illustrating how brands are innovating to meet the demands of diverse users.
As noise-canceling technology continues to advance, what new features or improvements can we expect in future earbuds?
The OnePlus Watch 3 offers a remarkable five-day battery life, setting it apart from other Google Wear OS watches like the Apple Watch, Google Pixel Watch, and Samsung Galaxy Watch Ultra. Its improved design, durability, and utility also make it a compelling choice for those in the market for a new smartwatch. However, some features such as ECG measurements and customizable workout data screens are limited.
The OnePlus Watch 3's impressive battery life demonstrates the potential for Android smartwatches to become viable alternatives to GPS sports watches with longer battery life, challenging traditional notions of what a wearable device can achieve in terms of power consumption and functionality.
Will the OnePlus Watch 3's unique combination of design, features, and battery life be enough to attract a larger user base and establish it as a serious competitor in the smartwatch market?
The Oura Ring Gen 3 is a popular smart ring that offers impressive health tracking features and a sleek design, now available with discounts of up to $100 at Amazon. This rare sale marks one of the first times the older model has gone on sale, making it an attractive option for those looking for a reliable wearable without breaking the bank. The Oura Ring 4, the latest iteration, was recently released, but this deal provides a chance to snag the Gen 3 at a discounted price.
This limited-time sale highlights the importance of timely supply chain management in the tech industry, where even small delays can have significant impacts on production and pricing.
As smart rings continue to evolve with new features and technologies, how will consumers distinguish between similar products and prioritize their purchasing decisions?
Loop's $50 Dream earplugs are among the most comfortable I've worn, virtually eliminating outside noise to help me sleep. The earbuds made street disturbances sound distant and, when fitted right, get you close to silence as you fall asleep. Finding the right fit and securing them properly takes some trial and error.
For those who value silence above all else, smart earplugs like Loop's Dream can be a game-changer in reducing sleep disruptions caused by outside noise.
Can smart earplugs help alleviate insomnia and other sleep disorders, or are they just another tool to mask the symptoms rather than address the underlying issues?
The Circular Ring 2 offers a comprehensive set of health tracking features, including an electrocardiogram (ECG) with FDA approval, which allows for the detection of certain heart rhythm irregularities. The wearable automatically tracks heart rate, skin temperature, SpO2 levels, and other vital signs throughout the day, providing users with valuable insights into their overall health. With its emphasis on feature accessibility without paid subscriptions, the Circular Ring 2 positions itself as a more affordable alternative to existing smart rings.
By leveraging AI-powered technology and FDA-approved ECG capabilities, the Circular Ring 2 has the potential to revolutionize the way we track our health and wellness, making it an attractive option for consumers looking for a more comprehensive smart ring experience.
As the smart ring market continues to grow, will companies prioritize features that focus on preventative care over those that emphasize social media integration and style?
The Honor Watch 5 Ultra boasts an octagonal design, long battery life, and instant ECG readings, setting it apart from other premium smartwatches. The wearable features a grade 5 titanium case and sapphire crystal glass, providing a high-quality build and water resistance up to 5 ATM and IP68 ratings. The device also offers advanced health monitoring features, including Quick Health Scan for instant ECG readings and tracking of blood oxygen, sleep, and heartbeat.
By emphasizing the importance of design in wearable technology, Honor is redefining what consumers expect from a smartwatch, pushing the boundaries of aesthetics and functionality.
Will the Honor Watch 5 Ultra's focus on health and fitness tracking lead to increased adoption among consumers seeking personalized wellness solutions?
HMC 2025 has unveiled three innovative health and fitness products that are set to revolutionize the way we approach our well-being. The Honor Watch 5 Ultra boasts a rugged titanium chassis, an AMOLED display, and 15 days of battery life, while BleeqUp's Ranger cycling glasses offer AI-powered camera capabilities, one-tap video editing, and hands-free voice controls. Meanwhile, XPANCEO has showcased three prototype smart contact lenses that integrate microdisplay technology, biosensing capabilities, and wireless power delivery systems.
As we gaze into the future of health tech, it's striking to consider how these innovations might rewire our relationship with our own bodies – and with technology itself.
Will the lines between wearables, gadgets, and human biology eventually become so blurred that we'll need new frameworks for understanding what it means to be "healthy" in the age of smart contact lenses?
The Google Pixel Watch 2 and Pixel Watch 3 have received a major update with the latest feature drop, introducing practical new features such as menstrual health tracking via the Fitbit app, an improved pedometer, and an automatic sleep mode. The update aims to improve accuracy in step counting and calorie burn calculations, particularly for users who engage in activities that affect pedometer readings. Menstrual cycle tracking is also available directly within the Fitbit app, allowing users to track their periods and receive predictions about their next period.
This expansion of wearable features highlights the evolving role of smartwatches as a platform for tracking health and wellness metrics, blurring the lines between personal and public health data.
As wearables continue to advance in their ability to monitor and influence physical activity, how will users navigate the ethics and potential biases inherent in these technologies?
Worried about your child’s screen time? HMD wants to help. A recent study by Nokia phone maker found that over half of teens surveyed are worried about their addiction to smartphones and 52% have been approached by strangers online. HMD's new smartphone, the Fusion X1, aims to address these issues with parental control features, AI-powered content detection, and a detox mode.
This innovative approach could potentially redefine the relationship between teenagers and their parents when it comes to smartphone usage, shifting the focus from restrictive measures to proactive, tech-driven solutions that empower both parties.
As screen time addiction becomes an increasingly pressing concern among young people, how will future smartphones and mobile devices be designed to promote healthy habits and digital literacy in this generation?
The OnePlus Watch 3 sets a new benchmark for battery life in the smartwatch market, lasting up to five days on a single charge, while also featuring a robust design and user-friendly navigation. On the other hand, the Google Pixel Watch 3 excels in software experience and safety features, offering a polished interface with deep integration of health metrics and emergency services. Both watches present compelling options, catering to different user priorities, from durability and battery life to advanced software connectivity and safety.
This comparison highlights a significant shift in the smartwatch industry where user experience and health functionalities are becoming paramount, challenging manufacturers to innovate beyond mere aesthetics and battery life.
As wearables continue to evolve, what additional features do consumers value most in their smartwatches, and how might this influence future designs?
The Xiaomi Watch S4 has been released globally with a 1.43-inch AMOLED display offering 1,500 nits of peak brightness, modern health tracking features, and excellent battery life. The smartwatch boasts a 60 Hz refresh rate, supports heart rate and blood oxygen level measurements, and runs on HyperOS 2.0. With its global release, Xiaomi aims to capitalize on the mid-range smartwatch market.
This new device highlights the importance of display technology in modern wearables, with high-brightness displays becoming increasingly crucial for user engagement.
How will the Watch S4's performance in real-world usage compare to other smartwatches available at similar price points, particularly those with more established software platforms?
A handful of top VPN providers have teamed up with router manufacturers to provide users with hardware that has their VPN already installed. This setup streamlines the process of setting up a VPN environment via the router, which covers devices connected to it without needing individual software installation. By choosing a VPN-ready router, home security and privacy are significantly enhanced online.
The integration of a built-in VPN in a router enables seamless protection for all devices in a household, creating a single, unified layer of security against external threats.
Will the increased adoption of VPN routers lead to significant changes in how internet service providers (ISPs) approach data tracking and sharing with governments and other entities?
Radar detectors are essential tools for drivers to stay aware of potential road hazards and drive more safely. They notify drivers when their vehicle's speed may be monitored by law enforcement, allowing them to slow down and correct their driving. The right radar detector can make a significant difference in reducing speeding tickets and improving overall safety on the road.
The proliferation of radar detectors has become increasingly important as technology continues to advance, making it easier for law enforcement to monitor speeds from a distance.
Can radar detectors be designed with advanced AI to automatically adjust settings based on real-time traffic patterns, potentially enhancing their effectiveness in preventing speeding tickets?
Apple has launched several new smartwatch models, including the Series 10 and Ultra 2, leading to an influx of deals across all Apple Watch variants. The Series 10 features enhancements such as a larger OLED display and new health sensors, while previous models like the Series 9 and SE also see significant discounts, making them more appealing for budget-conscious consumers. With each generation offering varying features and pricing, consumers are presented with a diverse range of choices to suit their needs and budgets.
This competitive pricing landscape highlights Apple's strategy to maintain market dominance by ensuring that even older models remain attractive through significant discounts, potentially reshaping consumer purchasing patterns.
As Apple continues to innovate its watch technology, how will the evolution of health tracking features influence consumer expectations in the smartwatch market?
The Black Shark Ring 2 has been introduced in China as an affordable alternative to Samsung's Galaxy Ring, boasting enhancements such as reduced weight and improved battery life. Weighing only 4 grams, the new ring offers up to 10 days of battery life, a significant upgrade from its predecessor, and introduces features like gesture control for added convenience. With better health monitoring capabilities and increased durability, the Black Shark Ring 2 aims to capture a segment of the growing wearables market.
This entry into the smart ring space highlights the increasing competition among tech companies to innovate and reduce costs, potentially democratizing access to advanced health monitoring technology.
How might the emergence of affordable smart wearables influence consumer choices and market dynamics in the tech industry?
This article explores the best Android antivirus apps that provide robust security, real-time web protection, and a host of other features to keep your mobile device clean of malware. With numerous options available, it's essential to choose an app that meets your needs and provides effective protection against cyber threats. The author has extensively tested various Android antivirus apps and security tools, leaning on security expert recommendations and customer feedback in their review process.
One of the significant benefits of using a reputable Android antivirus app is the ability to detect and block malicious mobile applications before they can compromise your handset.
What are the long-term implications of relying heavily on cloud-based security solutions, versus traditional antivirus software, for protecting individual devices?
Google has started rolling out Wear OS version 5.1 to its entire Pixel Watch lineup, bringing significant updates to the device, including a potentially life-saving Loss of Pulse Detection feature, menstrual health support, and improved step tracking and sleep monitoring. The update aims to enhance user experience, particularly for users with disabilities. Google's new wearable upgrade is part of the company's efforts to continually improve its smartwatch offerings.
The introduction of Wear OS 5.1 on all Pixel Watch models underscores the evolving role of technology in enabling greater independence and inclusivity for individuals with disabilities, such as those relying on assistive wearables.
What implications will this upgrade have for the broader wearable market, where similar features may be eagerly adopted by competitors seeking to bridge the gap with Google's innovative offerings?
Huawei's Watch D2 has made a significant breakthrough in wearable technology by integrating an ambulatory blood pressure monitoring device, marking the first wrist-based device of its kind. The smartwatch is certified by China's National Medical Products Association and the EU's Medical Device Regulation, ensuring its safety and accuracy. By measuring blood pressure over a 24-hour period, users can gain a clearer picture of their health, particularly for those with hypertension and cardiovascular issues.
This innovation highlights the potential of wearable technology to provide continuous, non-invasive monitoring of vital signs, which could revolutionize the way we manage chronic conditions like hypertension.
How will widespread adoption of smartwatch-based blood pressure monitoring impact healthcare systems and medical research in the years to come?
UNA Watch introduces a modular and sustainable alternative in the wearable technology space, allowing users to replace individual components like batteries and screens, akin to building with Lego. Backed by a £300,000 investment, the Edinburgh-based company aims to challenge the disposability of current wearables, exemplified by the Apple Watch's design limitations. With features such as GPS, health monitoring, and a 10-day battery life, the UNA Watch is set to launch on Kickstarter, attracting significant early interest.
This innovation highlights a growing consumer demand for sustainability in technology, pushing manufacturers to rethink product design and longevity in a market often criticized for encouraging waste.
Will the success of UNA Watch inspire other tech companies to adopt similar modular designs, or will traditional models remain dominant in the consumer electronics industry?