| Hybrid | Hybrid mattresses combine an innerspring coil support core with foam comfort layers on top. This gives you the bounce and airflow of coils with the pressure relief of foam. | Actual materials, firmness choices, support configuration and current seller terms |
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| Memory Foam | 100% foam construction featuring memory foam comfort layers over polyfoam support. Known for its distinctive 'hug' feeling and excellent pressure relief. | Actual materials, firmness choices, support configuration and current seller terms |
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| Latex | Made from natural (Dunlop or Talalay) or synthetic latex rubber. Latex is bouncy, cool, and extremely durable — the longest-lasting mattress type. | Actual materials, firmness choices, support configuration and current seller terms |
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| Innerspring / Coil | Traditional coil construction (Bonnell, offset, or continuous coils) with a thin comfort layer on top. The original mattress type, still popular for its firm, bouncy feel. | Actual materials, firmness choices, support configuration and current seller terms |
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| Organic / Natural | Made with GOTS-certified organic cotton, GOLS-certified organic latex, and natural wool. Free from synthetic chemicals, fire retardants, and off-gassing. | Actual materials, firmness choices, support configuration and current seller terms |
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| Pillow-Top | A pillow-top isn't a separate mattress type — it's a construction feature. A layer of soft foam or fiberfill is sewn onto the top of a hybrid or innerspring. Adds 1.5–3 inches of plush comfort without changing the support core. | Actual materials, firmness choices, support configuration and current seller terms |
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| Airbed (Adjustable Air) | An electronically inflated air chamber replaces the coil or foam core. Each side of the bed adjusts independently by remote. Sleep Number is the category leader. Very different product from a camping air mattress. | Actual materials, firmness choices, support configuration and current seller terms |
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| Waterbed | A vinyl bladder filled with water sits inside a wooden frame. Either free-flow (traditional 'wave' feel) or waveless (baffled internal chambers reduce motion). A niche category with a dedicated following. | Actual materials, firmness choices, support configuration and current seller terms |
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| Futon | A flat foam or cotton-batting mattress designed to fold on a wooden or metal frame. Doubles as seating during the day. Modern Japanese-style futons are ≤4 inches of dense cotton batting; Western futons are 8–10 inches of foam and fiberfill. | Actual materials, firmness choices, support configuration and current seller terms |
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| Gel Memory Foam | Standard memory foam with liquid or bead gel infused into the top layer, or a solid gel pad laminated on top. Marketed as a fix for memory foam's heat-retention problem. A gel infusion alone does not prove a measurable cooler sleep surface; check any manufacturer-supplied method and comparison. | Actual materials, firmness choices, support configuration and current seller terms |
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