Our verdict
Yawnder Reviews · QA Updated September 2026
Current Costco models
Current product facts
| Retailer | Costco |
|---|---|
| Current example | 13-inch Copper Luxe Cool Firm Memory Foam Mattress |
| Current example price | Check the current Costco price for your size and location |
| Current hybrid example | Solara 14-inch Hybrid Euro Top |
| Return policy | Costco policy applies |
Who should consider it
Costco members can compare these foam and hybrid options. Before ordering, review our Costco mattress return policy guide and confirm terms for the specific order.
Who should skip it
Skip it if you want a direct mattress-brand sleep trial with model-specific guarantees.
Yawnder Reviews · Disclosure: Some links may be affiliate links. Manufacturer and retailer terms can change.
How to choose between foam and hybrid
Because Sleep Science is a brand with different constructions, start with the precise Costco item instead of assuming one model's feel describes the full line. The comparison below is buying guidance based on mattress types, not Yawnder laboratory testing of the named products.
| What you prefer | Model type to investigate | What to check |
|---|---|---|
| Less bounce and a foam-style contour | Memory-foam model, such as the listed Copper Luxe Cool | Firmness selection, profile, support and foam response. |
| More spring response | A hybrid design such as the listed Solara | Coil construction, edge feel, height and motion transfer. |
| Shopping through Costco | Either, subject to current inventory | Final delivered price, location-specific availability and the retailer's return conditions. |
Frequently asked questions
Are all Sleep Science mattresses all-foam?
No. Costco lists both foam and hybrid examples, including the Copper Luxe Cool and Solara. Check the exact item before ordering.
Do these models have Yawnder test scores?
This guide does not have a complete model-specific standardized score, so it does not assign one.
What return policy applies?
Confirm Costco’s current terms for the particular item and delivery method. A retailer policy may differ from a mattress brand’s direct trial.
Bottom line
Sleep Science is worth considering as a Costco purchase only after choosing the exact foam or hybrid model and verifying its current listing. A generic brand review cannot establish a specific mattress’s pressure relief, cooling or durability without a complete product-specific test.
Compare this mattress against 142 tested mattresses
Sort all 142 mattresses we have tested by pressure relief, support, cooling, motion isolation, edge support, price, trial and warranty, then filter by how you actually sleep. Of those, 84 hold a complete standardized record and 41 a partial standardized record.