When selecting a mattress, finding a balance between comfort, support, and affordability can be a challenge. The Siena 8-inch Queen Memory Foam Mattress offers a compelling option for those seeking a high-quality mattress without the premium price tag. Featuring a medium-firm feel and premium pressure-relieving layers, this mattress promises comfort and support for a restful sleep experience. But does it live up to expectations? Let’s dive into the features, benefits, and drawbacks of the Siena mattress.
Brand Overview

Siena is a mattress brand that focuses on delivering high-quality, affordable sleep solutions. The Siena 8-inch Queen Memory Foam Mattress is designed to provide comfort, support, and pressure relief, all while maintaining a budget-friendly price. The mattress is CertiPUR-US certified, ensuring it’s made without harmful chemicals, and comes with a 180-night trial and a 10-year warranty, offering peace of mind with your purchase.
Features of the Siena Mattress

- Medium-Firm Support: The mattress offers a balanced medium-firm feel, which is ideal for a variety of sleepers, particularly back and stomach sleepers who need solid support for proper spinal alignment.
- Pressure-Relieving Layers: The mattress is designed with multiple layers of memory foam that contour to the body, providing pressure relief and promoting a better sleep posture.
- Cooling Technology: The mattress features breathable foam and fabric, which helps to regulate temperature and keep you cool during the night, especially for hot sleepers.
- CertiPUR-US Certified: The foam used in the mattress is CertiPUR-US certified, ensuring that it is made without harmful chemicals such as ozone depleters, heavy metals, and formaldehyde.
- 180-Night Trial: The mattress comes with an impressive 180-night trial, allowing you to test it risk-free and return it if it doesn’t meet your expectations.
- 10-Year Warranty: Siena offers a 10-year warranty on their mattress, covering defects in material and workmanship, providing long-term peace of mind.
Pros of the Siena Mattress
- Comfortable Medium-Firm Support: The mattress provides excellent support for back and stomach sleepers, promoting healthy spine alignment while still offering a soft, comfortable surface.
- Pressure Relief: The memory foam layers contour to your body, relieving pressure from key areas like the hips and shoulders.
- Breathability and Cooling: The breathable foam helps regulate temperature, keeping you cool and comfortable throughout the night.
- CertiPUR-US Certified: Made without harmful chemicals, the Siena mattress is a safe option for those sensitive to chemicals or concerned about environmental impact.
- 180-Night Trial and 10-Year Warranty: With a long trial period and warranty, Siena offers you ample time to test the mattress and ensure it meets your needs.
Cons of the Siena Mattress
- Medium-Firm Feel May Not Suit All: While the medium-firm feel is ideal for many, side sleepers may find it too firm, especially if they prefer a softer surface.
- Edge Support: The Siena mattress lacks strong edge support, which can be an issue for those who sleep near the edges or tend to sit on the bed frequently.
- Thickness: At 8 inches, the mattress may feel thinner compared to other thicker options, which could be a drawback for those who prefer extra cushioning.
Siena Mattress at a Glance
Pros | Cons |
Comfortable, medium-firm support | Medium-firm feel may not suit all |
Pressure-relieving memory foam | Weak edge support |
Breathable and cooling design | May feel thinner compared to others |
CertiPUR-US certified | |
180-night trial and 10-year warranty |

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Frequently Asked Questions
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Is the Siena mattress good for side sleepers?
The medium-firm feel may not be ideal for side sleepers, as they may prefer a softer mattress to alleviate pressure on their shoulders and hips. Back and stomach sleepers will find it more comfortable. -
How long does it take for the mattress to fully expand after unboxing?
The Siena mattress typically takes 24 to 48 hours to fully expand. However, it may take up to 72 hours in cooler conditions. -
Can this mattress be used with an adjustable base?
Yes, the Siena mattress is compatible with most adjustable bases, allowing you to customize your sleeping position. -
Does the mattress have a strong odor when first unboxed?
Like many memory foam mattresses, the Siena mattress may have a slight off-gassing odor when first unboxed, but this dissipates within a few hours. -
How firm is the Siena mattress?
The Siena mattress offers a medium-firm feel, which works well for back and stomach sleepers. Side sleepers may find it a bit firm for their needs.
Conclusion
The Siena 8-Inch Memory Foam Mattress offers a great combination of comfort, support, and affordability. It is an excellent choice for back and stomach sleepers who need a balanced mattress that provides pressure relief and proper alignment. The breathable design and cooling properties make it suitable for hot sleepers, while the CertiPUR-US certification ensures a healthier sleep environment. While side sleepers may find the medium-firm feel too firm and edge support lacking, the overall value, combined with the 180-night trial and 10-year warranty, makes this mattress a strong contender in the budget-friendly mattress category.
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