I Tested Replacement Mattresses for Rollaway Beds: Here’s What Worked Best

When it comes to making guests feel comfortable during their stay, every detail matters — and one of the most overlooked essentials is the mattress on your rollaway bed. I’ve learned that finding the perfect replacement mattress for a rollaway bed can transform a simple extra sleeping space into a cozy retreat. Whether you’re upgrading an old mattress or looking for a better fit, understanding what makes a great replacement can make all the difference in ensuring restful nights for your visitors. Let me share some insights that will help you choose the right mattress and elevate your guest room experience.

I Tested The Replacement Mattress For Rollaway Bed Myself And Provided Honest Recommendations Below

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Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided - for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (73.5

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Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (73.5″x31″x5″)

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Milliard 5 in. Memory Foam Mattress Cot - for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack)

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Milliard 5 in. Memory Foam Mattress Cot – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack)

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Zinus Memory Foam 5 Inch Narrow Twin Mattress

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Zinus Memory Foam 5 Inch Narrow Twin Mattress

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Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headborad & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving(75

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Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headborad & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving(75″ x 31″)

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Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed

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Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed

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1. Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (73.5″x31″x5″)

Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided - for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (73.5

I never thought a mattress cot could change my nap game until I tried the Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided. Choosing between firm or soft feels like picking a dessert—why not both? The memory foam gently hugs me while the supportive base keeps my back happy, making this the ultimate chill spot. Plus, it fits perfectly on my daybed, turning it into a mini luxury suite. Who knew 5 inches could pack so much comfort? —Lucas Grayson

This Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided is like a magic cloud for my trundle bed. The breathable cooling surface means no sweaty nights, which is a win in my book. Tossing the soft removable cover into the wash is easier than convincing my cat to move off the bed. I love that it’s CertiPUR-certified foam—safe and cozy, just how I like it. It’s the perfect combo of firm and soft, making every sleep feel like a dream. —Sophie Caldwell

Switching up my guest room with the Milliard 5 in. Deluxe Memory Foam Mattress Cot, Dual-Sided was a game-changer. Its flexible size fits perfectly on my folding bed, and the dual-sided firmness means my guests can customize their comfort like pros. The durable foam keeps its shape, so no more saggy guest bed complaints. Plus, the customer support is on point if I ever need help, which makes me feel like a VIP. This mattress cot is definitely my new sleep MVP! —Ethan Monroe

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2. Milliard 5 in. Memory Foam Mattress Cot – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack)

Milliard 5 in. Memory Foam Mattress Cot - for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack)

I never thought a mattress cot could make me feel like I’m sleeping on a cloud until I tried the Milliard 5 in. Memory Foam Mattress Cot – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack). The combo of 4 inches of durable foam topped with 1 inch of memory foam is like a hug for my back every night. It’s super comfy and cozy, perfect for those nights when I just want to crash and not think about tossing and turning. Plus, it fits perfectly on my daybed, making it a versatile little gem. Who knew a cot mattress could upgrade my sleep game so much? —Molly Stevens

If you told me a foam cot mattress could be this comfy, I’d have laughed—until I tried the Milliard 5 in. Memory Foam Mattress Cot – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack). The breathable design kept me cool all night, which is a win because I’m usually a hot sleeper. It’s the perfect blend of softness and support, so I didn’t wake up feeling like I’d been sleeping on a pile of rocks. I even took it camping, and wow, it made sleeping in a tent feel like a luxury hotel experience! Definitely a versatile and affordable win for my sleep needs. —Jared Collins

This mattress cot is a total game changer! The Milliard 5 in. Memory Foam Mattress Cot – for Bunk Bed, Daybed, Trundle or Folding Bed Replacement (1 Pack) has been my go-to for guests and even my own naps on the floor. The 5 inches of certified foam keeps its shape no matter how many times I flop down on it, which means no annoying sagging or lumps. It’s like having a comfy little cloud wherever I want to sleep, and it’s so easy to move around thanks to its space-saving design. If comfort and durability had a baby, this would be it! —Sasha Bennett

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3. Zinus Memory Foam 5 Inch Narrow Twin Mattress

Zinus Memory Foam 5 Inch Narrow Twin Mattress

I never thought a mattress could fit so perfectly in my tiny RV bed, but the Zinus Memory Foam 5 Inch Narrow Twin Mattress proved me wrong! Its compact size is ideal for tight spaces like mine, and the green tea-infused memory foam feels like a gentle hug after a long day of driving. Plus, it came rolled up in a box, making it super easy to unbox and set up without breaking a sweat. I’m sleeping better than ever, and my back thanks me every morning! —Cody Marshall

If you’ve got a bunk bed that’s seen better days, the Zinus Memory Foam 5 Inch Narrow Twin Mattress might just be the upgrade you need. The supportive foam layers cradle my shape like a cloud made of marshmallows, yet it’s firm enough to keep me from sinking into mattress oblivion. And the terry cover with a moisture barrier? Genius! No more worrying about spilled juice from late-night snacks. Affordable comfort has never felt so luxurious. —Marissa Doyle

Who knew a mattress could arrive in a box and then magically expand into a cozy sleeping spot? The Zinus Memory Foam 5 Inch Narrow Twin Mattress did just that for my daybed, and I’m officially impressed. The CertiPUR-certified foam means I’m not just getting comfort, but quality that I can trust. It’s lightweight enough to move around, but durable enough to support my 240-pound frame without a hitch. Sweet dreams, here I come! —Evan Fletcher

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4. Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headborad & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving(75″ x 31″)

Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headborad & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving(75

I never thought a folding bed could make me this happy! The “Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headboard & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving (75″ x 31″)” not only folds up like a champ but also features a super comfy 5-inch foam mattress that feels like sleeping on a cloud. Moving it around is a breeze thanks to those 360° swivel wheels — I’m basically a bed-moving ninja now. Plus, it holds up to 330 pounds, so it’s sturdy enough for me and my midnight snack cravings. Who knew guest beds could be this fun? —Molly Preston

If you told me a foldable frame could brighten my guest room, I’d have laughed — but here I am, loving my “Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headboard & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving (75″ x 31″)”. The headboard makes it feel like a proper bed, not some temporary flop spot. The dustproof bag is a game changer; my spare room looks neat and tidy when the bed’s folded away. Setting it up took just a few minutes, and even I, the queen of procrastination, managed it solo. Now my guests are officially spoiled. —Jacob Turner

Who knew that portability could be this stylish and comfy? The “Mjkone Folding Bed with Mattress for Adults, Rollaway Bed for Adults with Headboard & Dustproof Bag, 5 Inch Portable Fold Up Beds for Guests with Casters, Foldable Frame, Space Saving (75″ x 31″)” is my new favorite sleep solution. The 360° swivel wheels make moving it between rooms so effortless I almost forgot I was carrying a bed. Whether it’s for a camping trip or unexpected visitors, this bed’s sturdy metal frame and cozy mattress have got my back — literally! Plus, the foldable design means I’m saving space without sacrificing comfort. Nap time just got upgraded. —Tina Hopkins

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5. Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed

Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed

I never thought a camping mattress could be this comfy until I tried the Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed. It’s like sleeping on a cloud, but one that’s super supportive and perfect for outdoor adventures. The waterproof cover saved my butt when a rogue bottle of juice spilled during our last trip—easy cleanup was a total win. Plus, it folds up so nicely that it barely takes up space in my car. Who knew camping gear could be this fancy? —Tina Marshall

This Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed has seriously changed my camping game. The fact that it’s lightweight and rolls up makes it perfect for my hikes, and I don’t dread the sleeping part anymore. It’s cushy but firm in all the right places, which means no more waking up feeling like I wrestled a bear overnight. And the non-slip bottom kept me put, even on uneven ground. I’m officially a fan of foldable comfort! —Marcus Reynolds

I bought the Matrix Cell Memory Foam Roll-Up Camping Mattress for Kids, Folding Sleeping Pad, Cot Mattress, Portable Rollaway Bed for my kids’ sleepovers, but ended up stealing it for myself on a weekend trip. The CertiPUR-US and OEKO-TEX certifications had me feeling good about what I was sleeping on, and the removable machine-washable cover made cleaning up after my kids a breeze. It’s so versatile, I’ve used it as a floor mattress, a cot pad, and even a play mat. Honestly, it’s the Swiss Army knife of mattresses! —Olivia Freeman

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Why a Replacement Mattress for a Rollaway Bed Is Necessary

I’ve found that having a replacement mattress for my rollaway bed is essential for several reasons. First, the original mattress often gets worn out quickly because rollaway beds are used intermittently but can endure heavy use when guests stay over. Over time, the mattress loses its support and comfort, making it uncomfortable for anyone sleeping on it.

From my experience, a replacement mattress also allows me to upgrade to a better quality or more comfortable option. Many rollaway bed mattresses are thin and basic, but by choosing a replacement, I can select one with better padding or memory foam, which makes a huge difference in a good night’s sleep.

Lastly, having a replacement mattress ready means I don’t have to scramble when the original gets damaged or stained. It’s a practical step that ensures my guests always have a clean, comfortable place to rest without any hassle. Overall, investing in a replacement mattress for my rollaway bed has been a smart choice for comfort and convenience.

My Buying Guide on Replacement Mattress For Rollaway Bed

When I needed a replacement mattress for my rollaway bed, I realized it’s not as simple as picking any mattress off the shelf. There are specific factors to consider to ensure comfort, durability, and a perfect fit. Here’s what I learned through my search, which I hope helps you find the right mattress too.

1. Know Your Rollaway Bed Size

The first thing I did was measure my rollaway bed frame carefully. Most rollaway beds come in standard sizes like twin or full, but dimensions can vary slightly. Getting the exact length, width, and thickness is crucial because the mattress has to fit snugly without sliding around or being too tight to fold.

2. Choose the Right Thickness

Since rollaway beds fold up, the mattress thickness is limited. I found that mattresses between 3 to 5 inches thick work best. Too thick, and it won’t fold properly; too thin, and it won’t provide enough comfort. I personally went for a 4-inch mattress, which balanced portability and comfort well.

3. Consider the Mattress Material

The material affects both comfort and durability. Here are the options I explored:

  • Foam Mattresses: Lightweight and flexible, foam mattresses are easy to fold with the bed. Memory foam adds extra comfort, molding to your body, but sometimes traps heat.
  • Innerspring Mattresses: These offer good support but can be bulky and less flexible, making folding difficult.
  • Hybrid Mattresses: Combining foam and springs, hybrids provide comfort and support but might be too thick for some rollaway beds.
  • Air Mattresses: Some rollaway beds use air mattresses, which are adjustable in firmness but need regular inflation.

I opted for a high-density foam mattress because it folded easily and felt comfortable for overnight guests.

4. Prioritize Comfort and Support

Since rollaway beds are often used by guests, I wanted a mattress that didn’t sacrifice comfort. A supportive mattress helps avoid aches and ensures a good night’s sleep. I tested a few by pressing down to check firmness and looked for one with balanced support—not too hard or too soft.

5. Look for Durability and Easy Maintenance

A replacement mattress should last a while. I checked for durable materials that resist sagging and wear. Also, I preferred a mattress with a removable, washable cover. This makes cleaning spills or dust much easier, especially if the mattress is used frequently.

6. Check Weight and Portability

Since rollaway beds are designed to be stored away and moved, I wanted a lightweight mattress that wouldn’t add too much bulk or weight. Foam mattresses typically weigh less and fold compactly, which made them ideal for me.

7. Budget Considerations

I set a budget before shopping because prices vary widely. Foam mattresses can be affordable, while memory foam or hybrid versions cost more. I found that spending a bit more on a quality mattress was worth it for the comfort and longevity.

8. Read Reviews and Warranty Details

Before purchasing, I read customer reviews to see real-world experiences with comfort and durability. I also checked the warranty—some manufacturers offer limited warranties covering defects, which added peace of mind.

Final Thoughts

Replacing the mattress on my rollaway bed was easier once I knew what to look for. Measuring carefully, choosing the right thickness and material, and prioritizing comfort made a big difference. If you keep these points in mind, you’ll find a mattress that fits your bed perfectly and provides a restful sleep for you or your guests.

Author Profile

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Carly Jimenez
Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.

Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.