10 Best Memory Foam Mattresses Under $300 in 2026 for Comfortable, Budget-Friendly Sleep

If you want the pressure relief of memory foam without spending more than $300, you still have solid options in 2026. The best picks can deliver dependable comfort, cooling features, and easy bed-in-a-box setup at a budget-friendly price.

This roundup focuses on value-first mattresses that work for different sleep styles, room sizes, and firmness preferences, so you can choose with confidence.

Best 10 Memory Foam Mattresses Under 300 Picks for 2026

Editor’s Pick – Zinus 10-Inch Green Tea Queen

If you’re comparing memory foam mattresses under 300, this Zinus queen is a straightforward all-around pick with a medium feel, pressure-relieving foam layers, and a 10-inch profile that suits many bedrooms. The green tea and ActivCharcoal infusion is designed to help the mattress stay fresher, while the layered build aims to balance contouring comfort with support.

Best For: Side sleepers and petite to average-weight sleepers who want a medium-feel queen mattress with certified foam and a familiar boxed-mattress setup.

Pros:

• 2.5 inches of memory foam plus comfort and support foam for contouring and pressure relief
• Green tea and ActivCharcoal infusion for a fresher feel
• CertiPUR-US certified foam and a 10-year limited warranty
• Compressed in a box for easier delivery and setup

Cons:

• Can take 24 to 72 hours to fully expand
• Medium feel may not be ideal if you prefer a very plush or very firm mattress
• Twin size has a lower weight limit than larger sizes

Overall, this is a practical queen-size option if you want a balanced memory foam mattress with familiar comfort layers and a durable feel. Its value comes from a simple formula that focuses on pressure relief, support, and freshness.

Budget Plush – Amazon Basics 6-Inch Gel Full

For shoppers looking for memory foam mattresses under 300, this Amazon Basics full-size model keeps things simple: a 6-inch profile, gel memory foam comfort, and a soft plush feel. It’s built to provide body-conforming pressure relief while staying easy to move, set up, and clean.

Best For: Budget-minded buyers who want a soft full-size mattress for bedrooms, guest rooms, or dorm rooms.

Pros:

• 2 inches of gel memory foam over 4 inches of flex comfort support foam
• Plush feel that works for side, back, and stomach sleepers
• Removable cover with a bottom zipper for easier cleaning
• CertiPUR-US certified foam and OEKO-TEX Standard 100 cover

Cons:

• 6-inch profile is thinner than many standard mattresses
• Spot-clean care only for the cover
• May need up to 72 hours to fully expand and air out

This is a solid low-profile choice when comfort and convenience matter more than a taller mattress build. It stands out for its easy setup, soft feel, and safety certifications at an accessible price point.

Best for Back Sleepers – Zinus 8-Inch Green Tea Twin

This Zinus twin is a practical fit for anyone shopping memory foam mattresses under 300 and wanting a medium-firm feel in a compact size. The 8-inch build uses a simple three-layer design with green tea and ActivCharcoal infusion, aiming for pressure relief, freshness, and easy setup.

Best For: Back sleepers and average-weight sleepers who want a twin-size mattress with a firmer, supportive feel.

Pros:

• 2 inches of memory foam, 2 inches of comfort foam, and 4 inches of base support foam
• Medium-firm feel suited to back sleepers
• Green tea and charcoal infusion for a fresher mattress feel
• CertiPUR-US certified foam and 10-year limited warranty

Cons:

• Twin size supports up to 250 lbs
• Needs 24 to 72 hours to regain full shape
• Spot-clean only care limits deep-clean options

If you want a smaller mattress with dependable support and a no-fuss boxed design, this one is easy to place in a bedroom or guest space. The medium-firm construction makes it a sensible pick for sleepers who prefer more support than a soft-plush feel.

Cooling Comfort – Novilla Bliss 10-Inch Queen

If cooling and motion control matter most, this Novilla queen is a strong option in the memory foam mattresses under 300 category. Its 3-layer foam design, NanoGel memory foam, and reinforced edge support are aimed at pressure relief, better airflow, and less partner disturbance.

Best For: Hot sleepers and couples who want a medium-plush queen mattress with cooling foam and low motion transfer.

Pros:

• NanoGel memory foam contours to the body for pressure relief
• Cooling cover and gel foam help dissipate heat and minimize moisture buildup
• Motion isolation helps reduce partner disturbance
• Reinforced edge support improves usable sleep surface

Cons:

• Hand wash only care for the mattress cover
• Needs around 72 hours to fully regain shape
• Medium-plush feel may not suit sleepers who want a firmer bed

This mattress is a good fit if you want a softer-feeling queen that still emphasizes support and temperature control. The certification claims and 100-day trial add appeal for buyers who want a lower-risk first impression.

Budget Plush Twin – Amazon Basics 8-Inch Memory Foam Mattress

If you’re shopping for memory foam mattresses under 300, this Amazon Basics twin is a simple pick for a softer, pressure-relieving feel. Its 3-layer foam design pairs a plush memory-foam top with breathable support layers, making it a practical choice for everyday use in a smaller bed size.

Best For: Twin sleepers who want a plush, supportive mattress with breathable foam construction.

Pros:

• Plush memory foam contours to different sleeping positions
• 3-layer build adds softness, stability, and support
• Breathable foam layers and wavy base help airflow
• CertiPUR-US certified foam and Oeko-Tex certified top fabric

Cons:

• Twin size only, so it won’t fit larger bed needs
• Requires up to 72 hours to fully decompress and air out
• Spot clean only; cover is not meant to be removed

Overall, this mattress makes sense if you want an affordable, softer-feeling foam bed with basic comfort features and certified materials. It focuses more on plush comfort and airflow than on advanced cooling or premium support extras.

Cooling Queen Value – Novilla 12-Inch Gel Memory Foam Mattress

For shoppers comparing memory foam mattresses under 300, this Novilla queen stands out for cooling-focused comfort and full-size coverage. The 3-layer gel memory foam design is built to improve airflow, reduce motion transfer, and deliver a medium-plush feel that suits everyday sleep.

Best For: Queen-size sleepers who want cooling comfort, pressure relief, and low motion transfer.

Pros:

• Added NanoGel is designed to boost cooling and airflow
• 3 foam layers help absorb motion and support spinal alignment
• Gel memory foam and comfort foam relieve pressure points
• CertiPUR-US foams and OEKO-TEX certified cover add peace of mind

Cons:

• Needs about 72 hours to air out and reshape after unpacking
• At 12 inches, it may feel taller than some basic budget mattresses
• Best suited to queen setups, so it is not a compact pick

This is a strong value option if cooling and motion control matter most in a budget-friendly memory foam mattress. It combines comfort, freshness features, and certified materials in a straightforward bed-in-a-box package.

Supportive Full Pick – Gelsea 12-Inch Gel-Infused Memory Foam Mattress

If you’re narrowing down memory foam mattresses under 300, this Gelsea full mattress leans toward a firmer, more supportive feel. Its triple-layer construction combines gel memory foam, cooling flex foam, and a support base to balance contouring comfort with pressure relief.

Best For: Full-size sleepers who want medium-firm support with breathable, cooling foam layers.

Pros:

• Triple-layer design blends comfort foam, cooling foam, and support foam
• Medium-firm feel is built to contour while staying supportive
• Egg crate-style breathability helps promote airflow
• CertiPUR-US certified foam and fiberglass-free construction

Cons:

• Full size may be too small for shoppers needing more sleeping space
• As a compressed mattress, it needs time to expand after delivery
• Cover is spot-clean only and should not be washed

For buyers who want more support than a soft plush mattress, this one offers a practical middle ground. It emphasizes cooling, pressure relief, and certified materials while still fitting the budget-mattress category.

Best with Extra Features – FDW 10 Inch Queen Gel Memory Foam

If you want one of the more practical memory foam mattresses under 300, this FDW queen model is built around cooling and all-position support. The 10-inch profile combines gel memory foam with a high-density base, giving it a medium feel that aims to balance pressure relief, airflow, and everyday comfort.

Best For: Side, back, and stomach sleepers who want a medium-firm queen mattress with cooling foam and a washable cover.

Pros:

• Gel-infused memory foam is designed to improve airflow and regulate temperature.
• Dual-layer build uses 2.5 inches of gel memory foam over 7.5 inches of support foam.
• Medium firmness and body-contouring foam are meant to relieve pressure points and support spinal alignment.
• Removable, machine-washable cover makes upkeep easier.

Cons:

• May be too thick for shoppers specifically wanting a low-profile mattress.
• Expansion can take up to 72 hours after unboxing.

This is a straightforward choice if you want a queen memory foam mattress that focuses on cooling, support, and easy maintenance without complicating the buying decision.

Balanced Support Pick – EGOHOME 8 Inch Queen Cooling Green Tea Gel

This EGOHOME option stands out among memory foam mattresses under 300 if you want a medium-firm queen with a thinner, more compact profile. Its memory foam build emphasizes pressure relief, body-contouring support, and temperature control through breathable airflow and green tea gel infusion.

Best For: Adults who want a medium-firm queen mattress with stable support, cooling features, and a lower 8-inch profile.

Pros:

• Patented memory foam is designed to absorb and distribute body pressure evenly.
• Breathable structure and green tea gel are intended to help keep the sleep surface cool and fresh.
• Medium-firm feel adapts to different sleep positions and supports spinal alignment.
• Stable foam structure is meant to maintain consistent firmness across changing temperatures and humidity.

Cons:

• Hand wash only care is less convenient than a removable washable cover.
• 8-inch profile may feel slimmer than some shoppers expect from a queen mattress.

Overall, this is a solid pick if you prefer a simpler, lower-profile mattress that still focuses on cooling comfort and reliable pressure relief.

Compact Budget Pick – FDW 6 Inch Twin Gel Memory Foam

If you are shopping for memory foam mattresses under 300 and need a smaller bed, this FDW 6-inch twin is the most compact option in the group. It uses a simple two-layer design with gel memory foam over high-density base foam, aiming to deliver pressure relief, temperature regulation, and easy maintenance in a space-saving size.

Best For: Twin-size setups, guest rooms, and budget-minded buyers who want a lower-profile mattress with cooling features.

Pros:

• Gel-infused foam is intended to improve airflow and help regulate temperature.
• Medium feel and body-contouring foam are designed for back, side, and stomach sleepers.
• Dual-layer construction pairs 1 inch of gel memory foam with 5 inches of support foam.
• Removable, machine-washable cover adds convenience for routine cleaning.

Cons:

• 6-inch profile offers less depth than the other mattresses here.
• 3-month warranty is shorter than typical long-term coverage.

This is a practical pick when size and price matter more than plushness, especially if you need a dependable twin mattress for everyday use or occasional sleeping.

How We Picked These Memory Foam Mattresses Under 300

We prioritized models that offer the strongest mix of comfort, support, and everyday durability at a true budget price. To make the cut, each mattress had to fit the Memory Foam Mattresses Under 300 price bracket at common retail pricing, while also offering practical features like multiple thickness options, motion isolation, cooling-oriented covers or gel infusion, and straightforward boxed delivery.

We also looked at size availability, firmness range, and whether a mattress is likely to suit guest rooms, kids’ rooms, dorms, or primary bedrooms. The goal was to keep the list useful for real shoppers, not just bargain hunters.

Quick Comparison: What Stands Out in This Price Range

Budget memory foam mattresses often trade away luxury extras, but they can still perform well in the areas that matter most. Thinner models tend to work best for lighter sleepers, kids, and short-term setups, while 10- to 12-inch options usually feel more balanced for everyday adult use. Cooling features like gel foam and breathable knit covers are especially helpful if you sleep warm, and medium-firm feels are the safest all-around choice for most buyers.

Key Buying Factors for Memory Foam Mattresses Under 300

Thickness and Support

Thickness is one of the biggest predictors of comfort in this category. A 6- or 8-inch mattress can be fine for a child, guest room, or bunk setup, but a 10- or 12-inch model usually provides better cushioning and pressure relief for adults. If you want more sink-in comfort and fewer pressure points, go thicker.

Cooling and Breathability

Many budget memory foam mattresses rely on gel infusion, airy covers, or open-cell-style foams to reduce heat buildup. These features do not make a mattress cold, but they can improve airflow and help the bed feel less stuffy.

Firmness and Sleep Position

Side sleepers often prefer softer or medium-plush models for shoulder and hip relief, while back and stomach sleepers usually do better with medium-firm support. If you share the bed, medium-firm is often the most versatile option.

Motion Isolation and Everyday Use

Memory foam is naturally good at limiting motion transfer, which is useful for couples or anyone sensitive to movement. For daily use, look for a mattress that balances contouring with enough support to avoid an overly “stuck-in” feel.

Who Should Buy Which Memory Foam Mattresses Under 300?

If you need an affordable main mattress, choose one of the thicker 10- or 12-inch options for better long-term comfort. For guest rooms, dorms, and kids’ beds, an 8-inch or 6-inch model can save money and still feel comfortable enough for occasional use. Hot sleepers should lean toward gel-infused or breathable-cover designs, while shoppers who want the safest all-purpose pick should focus on medium-firm builds.

In short, the best Memory Foam Mattresses Under 300 are the ones that match your sleep position, body weight, and room setup rather than simply the lowest price.