
Sleep Number and Tempur-Pedic are two of the most popular mattress manufacturers, offering some of the most innovative sleep technology. Sleep Number mattresses offer precise adjustable firmness control using built-in air chambers and sensors, while Tempur-Pedic mattresses provide exceptional pressure relief thanks to their specialized memory foam. Sleep Number is a good option for hot sleepers, while Tempur-Pedic may be better for couples due to its motion isolation capabilities. Sleep Number is also ideal for combination sleepers and those with different body weights, while Tempur-Pedic is a great choice for side sleepers and memory foam lovers.
| Characteristics | Values |
|---|---|
| Adjustable firmness | Sleep Number offers adjustable firmness using built-in air chambers. Tempur-Pedic mattresses do not allow for adjustable firmness but provide exceptional pressure relief and comfort. |
| Motion isolation | Tempur-Pedic mattresses have excellent motion isolation due to their memory foam construction, resulting in minimal disturbance for sleeping partners. Sleep Number mattresses also have good motion isolation, especially on larger beds with dual air chambers. |
| Edge support | Sleep Number mattresses have better edge support due to their supportive air chambers. Tempur-Pedic mattresses have decent edge support but may not be as stable, especially for those sitting on the edge of the bed. |
| Bounce | Sleep Number mattresses have more bounce because of their inflatable air chambers. Tempur-Pedic mattresses have little to no bounce due to their memory foam construction. |
| Cooling | Sleep Number mattresses are better suited for hot sleepers as their construction includes cooling air chambers. Tempur-Pedic mattresses may cause sleepers to feel warm due to the enveloping memory foam. |
| Durability | Sleep Number mattresses are expected to last at least 10 years. Tempur-Pedic mattresses may have a slightly shorter lifespan of 7 to 10 years due to their all-foam construction. |
| Sleep tracking | Tempur-Pedic offers sleep tracking through its Sleeptracker-AI app, providing insights into sleep quality, heart rate, breathing rate, and more. Sleep tracking is only available with certain adjustable bed bases. |
| Personalization | Sleep Number allows for personalized comfort on each side of the bed, making it ideal for couples with different firmness preferences. Tempur-Pedic mattresses may be preferred by memory foam lovers and side sleepers. |
| Price | Both brands offer mattresses in similar price ranges, with queen-sized options available for around $2,000. |
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What You'll Learn

Motion transfer and responsiveness
Motion transfer refers to the ability of a mattress to keep movement on one side of the bed from affecting the other side. Tempur-Pedic mattresses are known for their motion isolation, meaning less disturbance for sleeping couples. The all-foam Tempur-Pedic mattress absorbs movement very well, and testers have reported hardly feeling their partner change positions or get on and off the bed. Sleep Number beds also have good motion isolation, especially on larger beds with dual air chambers.
The responsiveness of a mattress describes how much surface bounce it has and how it responds to pressure or the sleeper's movements, making it easier to move around and change sleeping positions. The Tempur-Pedic mattress has virtually zero bounce, and its slow-moving memory foam may not be ideal for sexually active couples or combo sleepers. Sleep Number mattresses, on the other hand, have decent bounce thanks to their inflatable air chambers. Sleep Number beds with thicker comfort layers have been reported to offer better responsiveness and relief from pressure points.
For couples, the Sleep Number mattress may be a better option as it offers more bounce and allows couples to personalise their firmness on each side with two separate mattresses, resulting in almost non-existent motion transfer. The Tempur-Pedic mattress, with its memory foam construction, may be more suitable for average-weight back sleepers and stomach sleepers, as well as heavyweight combination sleepers.
The Tempur-Pedic mattress provides exceptional comfort, but some sleepers may feel wrapped up in the material, making it challenging to stay cool. The Sleep Number mattress, with its layer of air chambers, is a preferable option for hot sleepers.
Overall, both the Tempur-Pedic and Sleep Number mattresses offer innovative sleep technology. The choice between the two depends on individual preferences and specific needs, such as motion transfer, responsiveness, bounce, and temperature regulation.
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Durability and longevity
When it comes to durability and longevity, there are a few factors to consider when comparing Tempur-Pedic and Sleep Number mattresses. Both mattresses are made with high-quality and durable materials, but there are some key differences in their construction and expected lifespan.
Firstly, it's important to note that the Tempur-Cloud mattress from Tempur-Pedic is made entirely out of foam, while Sleep Number mattresses feature a combination of foam and air chambers. The all-foam construction of the Tempur-Cloud mattress may impact its durability over time, as some sources suggest that it may not last as long as the Sleep Number mattress. Sleep Number beds are expected to last at least 10 years, while Tempur-Pedic mattresses may have a slightly shorter lifespan of 7 to 10 years.
Additionally, the firmness and support of a mattress can impact its durability. Sleep Number mattresses offer adjustable firmness control through their built-in air chambers, allowing users to customize the firmness level according to their preferences. This adjustability can help extend the life of the mattress by accommodating different sleep positions and weights. On the other hand, Tempur-Pedic mattresses are known for their specialized memory foam that provides exceptional pressure relief and contouring. While the memory foam offers excellent comfort and support, it may not have the same level of adjustability as the Sleep Number mattress, potentially impacting its longevity for users with changing needs or preferences.
The construction and materials of a mattress can also affect its durability. Both Tempur-Pedic and Sleep Number mattresses are foam mattresses, but they differ in their specific types of foam and additional features. Tempur-Pedic's memory foam is designed to provide superior pressure relief and contouring, promoting healthy spine alignment and reduced pain at pressure points. Sleep Number, on the other hand, utilizes gel-infused polyfoam in combination with its air chambers. This foam layer is thinner but designed to provide pressure relief along the head, neck, back, and hips. Sleep Number mattresses also offer quilted, breathable covers, while Tempur-Pedic mattresses may experience off-gassing, which is the release of chemical smells, especially when first opened.
In terms of specific models, the Sleep Number 360° C4 is a notable option for its adjustable firmness and smart technology features. Meanwhile, the Tempur-LuxeAdapt® is one of Tempur-Pedic's highest-end models, offering premium contouring support that the brand claims is 30% more effective than its other foam models. It's important to consider the specific features and benefits of each mattress model when evaluating durability and longevity.
Overall, both Tempur-Pedic and Sleep Number mattresses are considered solid long-term investments by some sources. However, the slight edge in expected lifespan may go to Sleep Number, due to its combination of durable materials and customizable firmness. That being said, Tempur-Pedic mattresses still offer a respectable lifespan and exceptional comfort, support, and pressure relief, which may be more important factors for some users.
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Edge support
On the other hand, the Tempur-Pedic mattress range has a variety of edge support capabilities. The TEMPUR-Cloud mattress has decent edge support; one reviewer felt the sides collapse when they rested near the side, but they didn't feel like they would roll off the bed. The Tempur-Adapt mattress has a similar issue, with the edge sinking when testers sat on it, but lying close to the edge felt better. Tempur-Pedic beds with spring coils have much more spring support, providing greater edge support than their pure memory foam mattresses. The Soft TEMPUR-LuxeAdapt left some sleepers sinking into the edge of the bed.
The Sleep Number 360 c4 outperforms the Tempur-Pedic in terms of edge support, but the latter's spring coil mattresses and firmer models may provide adequate edge support for those who need it.
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Temperature control
When it comes to temperature control, Sleep Number and Tempur-Pedic mattresses have different approaches. Sleep Number mattresses are known for their adjustable air chambers, which allow you to customise the firmness or softness to your preference. Some models, like the Sleep Number 360° C4, have thinner foam layers that promote airflow and help the bed sleep cool. Additionally, Sleep Number beds incorporate cooling features to regulate temperature, such as the use of gel-infused polyfoam layers designed to generate pressure relief.
On the other hand, Tempur-Pedic mattresses are recognised for their dense, pressure-relieving TEMPUR memory foam, which provides a unique "hug" feel. While some users appreciate the deep pressure relief and contouring of this material, others find that the high-density memory foam can trap more heat than desired. However, Tempur-Pedic has introduced cooling technologies in some models to address this issue. For example, the TEMPUR-LUXEbreeze® mattress features cooling fibres designed to reduce body temperature by up to eight degrees. It also incorporates the PureCool+TM Phase-Change Material, which absorbs excess heat and improves airflow. Another innovation is the SmartClimate® Cover, a removable and machine-washable cover that draws heat away from the body.
Both mattress brands aim to provide a comfortable sleeping experience, but the preference for temperature control may vary depending on individual needs. Some people might prefer the adjustable firmness and airflow of Sleep Number beds, while others might favour the pressure relief and contouring of Tempur-Pedic's memory foam, even if it means sacrificing some breathability. Ultimately, the decision between Sleep Number and Tempur-Pedic for temperature control depends on personal preferences and specific model choices within each brand.
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Affordability and value for money
When it comes to affordability and value for money, there are a few factors to consider when comparing Tempurpedic and Sleep Number mattresses. Both brands offer a range of models at different price points, so it depends on the specific mattress being compared.
Starting with the Sleep Number p5 Smart Bed, it falls within the same price range as the TEMPUR-Cloud mattress, with both costing around $2,000 for a queen-size. The Sleep Number 360° C4 is another model that is not entry-level but also not the most expensive in the Sleep Number range. On the other hand, the TEMPUR-LuxeAdapt® is one of Tempur-Pedic's highest-end models, with a higher price point that promises over-the-top contouring support.
In terms of value for money, both brands offer innovative sleep technology and solid long-term investments in terms of product quality and customer service. Sleep Number mattresses offer precise adjustable firmness control using built-in air chambers, which can be a good value proposition for those who struggle to find the perfect firmness. Tempur-Pedic mattresses, on the other hand, provide exceptional pressure relief thanks to their specialized memory foam, offering cloud-like comfort.
It's worth noting that Sleep Number mattresses are expected to last at least 10 years, while Tempur-Pedic mattresses may last between seven and 10 years. Additionally, Sleep Number offers a 100-day trial period, although there may be associated costs and refund exclusions, as highlighted by some customer reviews.
Overall, when considering affordability and value for money, it depends on individual preferences and requirements. Both brands offer a range of models catering to different needs, and the decision should be based on specific features and benefits rather than price alone.
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Frequently asked questions
Sleep Number mattresses offer precise adjustable firmness control using built-in air chambers and sensors, while Tempur-Pedic mattresses provide incomparable pressure relief thanks to their specialized, proprietary memory foam.
Sleep Number mattresses are better for couples because they allow them to personalize their firmness on each side with two separate mattresses, so motion transfer is almost non-existent. Tempur-Pedic mattresses, on the other hand, have virtually zero bounce due to their memory foam construction, which may not be ideal for sexually active couples.
Sleep Number mattresses are better for hot sleepers because they include a layer of air chambers that provide cooling. Tempur-Pedic mattresses, with their memory foam construction, can cause sleepers to feel wrapped up in the material, making it difficult to stay cool through the night.
Sleep Number mattresses can support up to 400 pounds per air chamber, making them ideal for heavier sleepers. Tempur-Pedic mattresses, particularly the softer models, may not be ideal for heavier sleepers as they might sink too far into the foam layers.









































