Gel Memory Foam or Regular for a Murphy Bed?
Short answer: Gel memory foam is standard memory foam with gel infused into the foam or layered on top, meant to draw heat away from the sleeper. Regular memory foam contours closely but tends to retain more body heat. For a Murphy bed, both types work as long as the mattress is foam, not innerspring, and is thin enough to fold into the cabinet. Choose gel foam if you or your guests sleep warm; choose regular foam when budget and a familiar feel matter more.
What gel memory foam means in a Murphy bed listing
Gel memory foam is memory foam with gel either infused into the foam or layered as a separate top layer. The gel is meant to pull heat away from the body so the mattress does not trap as much warmth as standard memory foam. On a listing page you may see phrases such as "gel memory foam," "cooling gel," or "HexCloud Gel Memory Foam."
Regular memory foam, on the other hand, is the classic foam that softens with body heat and contours closely to the sleeper. It is known for pressure relief, but it also holds heat more than other mattress materials.
For a Murphy bed, the mattress must be a foam type that can stand on end inside the cabinet without sagging. Innerspring mattresses are not designed for this. Both gel and regular memory foam can work; the choice is about how you sleep and who uses the bed.
Heat retention: who notices the difference
Heat retention is the main reason people compare gel memory foam and regular memory foam. Regular memory foam conforms closely, which means more of your body surface is in contact with the foam and less air can move around you. Gel memory foam is designed to reduce that trapped heat, either by conducting heat away from the body or by adding a cooler surface layer.
Nothing in the stated details of a listing can tell you exactly how cool one mattress will feel. Cooling claims vary by maker and model. What you can compare is whether the listing mentions a gel layer or a cooling cover, and whether the seller describes the mattress as having a built-in cooling feature.
For a guest room, think about who sleeps there. If your guests tend to run warm, a gel memory foam mattress may be more comfortable. If the bed is for a home office that occasionally becomes a guest room, the cooling feature matters less because you are not sleeping on it every night. The same reasoning applies to a Murphy cabinet bed in a studio: you are the one using it, so your own sleep temperature decides.
Weight: what matters is the foam, not the gel
Weight matters for a Murphy bed because a heavy mattress makes the bed harder to lift and puts more load on the mechanism. The difference in weight between gel memory foam and regular memory foam of the same thickness is small, and no source page gives a number for either. What the listing states is the mattress height and whether it is a tri-fold foam mattress designed for the cabinet.
A tri-fold mattress is the type that folds into three sections to store inside a Murphy cabinet bed. Both gel and regular memory foam can be made as tri-fold. The maker's cabinet bed page states that each model comes with a tri-fold mattress, and the foam core is what allows the mattress to stand on end without slumping.
Read the mattress height in the listing. Thicker foam is heavier, regardless of gel. A 10-inch and a 12-inch foam mattress differ in weight, and the cabinet depth must accommodate the mattress. Keep the mattress within the size the cabinet is built for, and follow the maker's instructions for which height is allowed.
Reading a listing for gel versus regular foam
A listing may not say "regular memory foam" at all. It may simply say "memory foam," and if there is no gel mention, you can assume it is standard memory foam. When you see "gel memory foam" in the title of bullet list, the maker is calling out the cooling feature as a selling point.
On the Night and Day Furniture Murphy cabinet collection page, the Trifold Gel Memory Foam Mattress is listed separately from the Trifold Gel Pocket Coil Mattress. That tells you the maker offers a gel foam option for its Murphy cabinet beds.
On the Wilding Wallbeds mattress page, several models are described with gel layers: one with HexCloud gel memory foam, another with CoolTwist gel memory foam, and others with a gel foam core. The page also lists an innerspring model, but for a Murphy bed the foam core models are the ones designed to stand on end.
When a listing states "mattress included," it usually means a foam mattress sized for the cabinet. If the listing gives the mattress height, note it; that is the detail you compare, not the brand of the gel. For more on Murphy bed listings, see the buying guide.
How to choose for your room
Start with the room. A Murphy bed for a guest room will be used by different people, so a gel memory foam mattress is a safer baseline if you do not know whether your guests sleep warm. A Murphy bed for a studio or a primary bedroom is used by you, and your own preference decides.
Then read the mattress words in the listing. If you want the cooling feature, look for "gel" or "cooling" in the title or bullet list. If you do not care, any foam mattress of the correct height works.
Compare the mattress height against the cabinet depth. The cabinet has a set depth, and the mattress must fit inside when the bed is closed. If a listing states the mattress height, use that; if it does not, ask the seller before buying.
What this site cannot tell you
No listing states how much heat a gel or regular memory foam mattress actually retains in use, and this site does not measure that. Similarly, no stated detail gives the weight difference between the two foam types. Use the listing words to compare features, not to predict comfort or temperature.
What you can rely on is the maker's stated design: foam mattresses are built to stand on end in a Murphy bed, and gel is a cooling feature added to that foam. The rest is a matter of your own sleep preferences.
What to pick for your situation
| If you | Pick | Buying guide |
|---|---|---|
| Guests often sleep in the room and you do not know their sleep temperature | A Murphy bed with a gel memory foam mattress | Best Murphy Bed (2026): Wall Beds and Cabinet Beds Compared |
| The bed is in a studio and you sleep warm | A gel memory foam mattress with a cooling cover | Best Murphy Cabinet Beds (2026): Chests and Cabinets Compared |
| The room is a home office that becomes a guest room only sometimes | Any foam mattress of the correct height; gel is optional | Best Murphy Beds With a Desk in 2026 |
| You want a bed that folds into a compact cabinet with the mattress included | A Murphy cabinet bed with its stated tri-fold foam mattress | Best Murphy Cabinet Beds (2026): Chests and Cabinets Compared |
| The room is a small apartment and you want a full size bed | A full size Murphy bed with gel or regular foam, comparing the stated mattress height | Best Full Size Murphy Beds (2026): Wall Beds and Cabinet Beds Compared |
Questions
Is gel memory foam always cooler than regular memory foam?
Gel memory foam is designed to sleep cooler than regular memory foam, but no listing states how much cooler. Look for a gel layer or a cooling cover in the stated details.
Can I use a regular memory foam mattress in a Murphy bed?
Yes, as long as the mattress is foam and fits the cabinet depth. Regular memory foam is not a problem for the mechanism; it is simply a choice about heat retention. For more on mattress compatibility, see the guide.
Does gel memory foam weigh more than regular memory foam?
No listed source gives a weight difference. In general terms, gel is added to the foam, but the thickness of the mattress is the main weight factor you can compare from a listing.
What does "tri-fold" mean on a Murphy bed listing?
A tri-fold mattress folds into three sections so it can store inside a Murphy cabinet bed. Both gel and regular memory foam can be made as tri-fold mattresses.
Do I need a special mattress for a Murphy bed?
Yes. Innerspring mattresses are not designed to stand on end. A foam mattress, either gel memory foam or regular memory foam, is the type designed for folding into a Murphy bed. For more on mattress thickness, see the guide.
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