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ScanWatch 2 vs Light: Which Suits Your Sleep Needs?

When it comes to monitoring your sleep patterns and enhancing your overall well-being, Withings ScanWatch 2 and Withings ScanWatch Light offer advanced technologies to assist you in understanding and improving your sleep quality. The purpose of this article is to delve into the sleep tracking features of both devices to help you determine which one aligns best with your sleep needs.

Check Withings ScanWatch 2 and Light (www.amazon.com)

Sleep Tracking Features

Sleep Tracking Features

Sleep Stages and Analysis

Sleep consists of different stages, including REM (Rapid Eye Movement), light, and deep sleep. The ScanWatch 2 provides advanced sleep analysis utilizing AI to generate a detailed Sleep Score, while the ScanWatch Light offers basic tracking of shallow, deep, and REM sleep stages.

Heart Rate Monitoring plays a crucial role in sleep tracking by providing insights into your body’s response during different sleep stages. The ScanWatch 2 is equipped with an ECG sensor for accurate heart rate monitoring and detection of irregular heart rhythms like AFib, whereas the ScanWatch Light features an optical heart rate sensor for tracking heart rate variations during sleep.

SpO2 Monitoring

Oxygen saturation levels, known as SpO2, are essential for understanding breathing patterns and sleep quality. The ScanWatch 2 includes an SpO2 sensor to monitor oxygen levels, which can be indicative of respiratory issues or sleep apnea, while the ScanWatch Light does not offer this feature.

Check this blog on Withings ScanWatch 2 vs 1: What’s Improved?

Sleep Quality Metrics

Measuring sleep quality involves parameters such as total sleep time, efficiency, and the duration of each sleep stage. Both devices calculate and display these metrics to help you assess the quality of your sleep and make necessary adjustments for better rest.

Device Design and Comfort

Size and Weight

The dimensions and weight of wearable devices play a role in comfort and usability. Comparing the size and weight of the ScanWatch 2 and Light can give you an idea of which device may be more suitable for your daily wear and activities.

Dive deeper into Withings ScanWatch 2 vs Light: Sleep & Recovery Comparison


The type and size of the display impact how information is presented and accessed. Understanding the display characteristics of both devices can help assess readability and overall user experience when interacting with sleep tracking data.

Battery Life

Battery life and charging duration are crucial factors, especially for continuous sleep tracking. Knowing how long each device can operate on a single charge can assist in planning for regular charging routines and uninterrupted usage.

Water Resistance

The water resistance ratings of devices determine their durability and suitability for various activities, including wearing them during sleep tracking. Assessing the water resistance levels can help you choose a device that fits your lifestyle.

Health Insights and Support

Companion App

The Withings Health Mate app serves as a hub for storing and analyzing sleep data collected by the devices. Understanding the features and functionality of the app can provide insights into how your sleep patterns are visualized and interpreted.

Personalized Sleep Coaching

Both ScanWatch 2 and Light offer sleep coaching features to guide users in improving their sleep habits and patterns. Exploring the personalized sleep improvement programs available can give you a better idea of the support each device offers.

Compatibility and Integration

Device Compatibility

Checking the compatibility of the devices with your existing tech ecosystem is vital. Knowing which devices are compatible with ScanWatch 2 and Light, along with the supported operating systems, can ensure seamless integration for holistic health tracking.

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Integration with Third-Party Apps

Integrating sleep tracking data with other health and fitness apps can provide a comprehensive view of your overall well-being. Exploring the list of third-party apps compatible with both devices can offer additional insights and functionalities.

Stay tuned for Part 2…

Frequently Asked Questions

What are the key differences between ScanWatch 2 and Light?

ScanWatch 2 offers advanced sleep tracking features such as respiratory rate monitoring and SpO2 tracking, while Light focuses more on basic sleep tracking metrics like sleep duration and quality.

Which device is better for tracking sleep patterns accurately?

ScanWatch 2 is better for tracking detailed sleep patterns as it offers more advanced monitoring features compared to Light.

Can both devices help improve sleep quality?

Both ScanWatch 2 and Light can provide insights into your sleep patterns and help you make adjustments to improve sleep quality, but ScanWatch 2 offers more advanced tools for this purpose.

Do ScanWatch 2 and Light have different battery life?

ScanWatch 2 typically has a longer battery life compared to Light due to its more advanced features and larger battery capacity.

Which device is more suitable for someone with specific sleep needs?

If you have specific sleep needs and want detailed insights into your sleep patterns, ScanWatch 2 would be more suitable. However, if you are looking for basic sleep tracking features, Light could be a more affordable and simpler option.

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