10 Best trifold mattress cot sizes of 2026

Save up to 33% off

1

Milliard
Milliard Trifold Mattress, Cot Size, 6 inch, Portable Foldable Mattress with Memory Foam & Washable Cover, Tri-Folding Floor Bed, Camping, Fold Up Guest Bed, RV Travel, Sleepovers, 75" x 31"
Main highlights

Key Features
Comfortable memory foam, ventilated for temperature regulation, and portable tri-fold design. Includes a soft, anti-slip cover. CertiPUR certified for quality assurance.

Ideal Use Cases
Perfect for guests, dorms, camping, and travel. Accommodates all sleep needs and folds away for easy storage. Fitted sheet available separately.

Customer Praise
Highly praised for its comfort and support. Durable, maintains shape over time, and the removable cover is a frequently complimented feature.
9.8

Exceptional

Our Rating

9.5
worth the money

9.3
quality of sleep

9.3
Comfort
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
2

Roxzo

Roxzo 6" Cot Tri-Fold Memory Foam Folding Mattress Topper with Washable Cover - Cooling Mattress Pad for College Dorm, Single Bed, Camping, and Guest Bed - 75"x31"x6"
9.7

Exceptional

Our Rating
3

MLILY
MLILY Tri-Fold Memory Foam Mattress, 4 inch Single Folding Mattress with Collapsible and Washable Cover, Travel and Guest Mat, 75"×25"×4", Grey
Main highlights

Tri-Fold Design for Easy Storage
The tri-fold memory foam mattress is portable and space-saving, ideal for temporary sleeping arrangements.

Versatile Use for Various Situations
Perfect for guests, travel, or as a picnic mat, thanks to its foldable and washable design.

Comfort and Support Praised by Users
Customers love its comfort and support, even on carpeted floors, with a 4.4-star rating.
Key specs
- top style:Tri-fold Memory Foam
- firmness:Strong support
- construction:Foldable mattress
- fill material:Gel Memory Foam
- dimensions:75 x 25 x 4 inches
9.5

Excellent

Our Rating

9.3
Simple to fold

8.9
Gentle

8.9
quality of sleep
4

SINWEEK
SINWEEK Tri Folding Mattress Foam Topper 4" Thickness Floor Cot Mattress, Guset Bed with Removable&Machine Washable Cover and Lining, CertiPUR-US Certified 25 x 75 Inch

13% Off
Main highlights

Versatile Design
Convertible folding mattress transforms between lounge chair and bed.

Great for Guests and Travel
Perfect for video gaming, camping, and accommodating guests.

Comfort and Quality
Customers praise its softness and supportive comfort.
Key specs
- product dimensions:25 x 75 x 4 inches
- size:4 inches
- material:High density sponge
- firmness:Good elasticity
- closure type:Zipper
9.3

Excellent

Our Rating

9.9
Simple to fold

9.5
pain management

9.3
quality of sleep
5

SINWEEK
SINWEEK Tri Folding Mattress Foam Topper 4" Thickness Floor Cot Mattress, Guset Bed with Removable&Machine Washable Cover and Lining, CertiPUR-US Certified 25 x 75 Inch
Main highlights

Versatile Design
Convertible folding mattress transforms between lounge chair and bed.

Great for Guests and Travel
Perfect for video gaming, camping, and accommodating guests.

Comfort and Quality
Customers praise its softness and supportive comfort.
Key specs
- product dimensions:25 x 75 x 4 inches
- size:4 inches
- material:High density sponge
- firmness:Good elasticity
- closure type:Zipper
9.1

Excellent

Our Rating

9.9
Simple to fold

9.5
pain management

9.3
quality of sleep
See Today’s Deals & Prices
6

OLIXIS

OLIXIS Tri-fold Memory Foam Mattress - 4 Inch Single Size Portable Floor Bed, Foldable Mat for Kids and Adults, Collapsible and Washable Cover with CertiPUR-US Certified, for Travel & Camping & Yoga

33% Off
9.0

Excellent

Our Rating
7

OLIXIS

OLIXIS Tri-fold Memory Foam Mattress - 3 Inch Single Size Portable Floor Bed, Foldable Mat for Adults, Collapsible and Washable Cover with CertiPUR-US Certified, for Travel & Camping & Yoga

28% Off
8.9

Very Good

Our Rating
8

SINWEEK
SINWEEK Memory Foam Folding Mattress with Storage Bag, 4 Inch Trifold Floor Foldable Mattress Topper, Guest Bed with Cooling Cover & Waterproof Lining

20% Off
Main highlights

Versatile Design
Convertible mattress transforms between lounge chair and bed, ideal for small spaces.

Ideal for Guests and Travel
Perfect for guests, travel, camping, and gaming; portable and easy to store.

Customer Praised Comfort
Highly rated for comfort and ease of storage by users.
8.8

Very Good

Our Rating

9.9
lasts a long time

8.7
Gentle

8.7
pain management
9

Novilla

Novilla Foldable Mattress, Single Size Comfort Foam Trifold Mattress with Cloud Design Cover, 4 Inch Folding Mattress for Back Pain Relief, Suitable for Camping, RV Travel
8.7

Very Good

Our Rating
10

MLILY
MLILY Tri-Fold Memory Foam Mattress, 4 inch Twin Folding Mattress with Collapsible and Washable Cover, Travel and Guest Mat, 75"×38"×4", Grey

16% Off
Main highlights

Compact Design and Portability
The tri-fold memory foam mattress is foldable, portable, and easy to store, making it ideal for small spaces.

Versatile Use Cases
Perfect for temporary sleeping arrangements, car camping, or as a picnic mat due to its foldable and washable design.

Customer Praised Comfort
Highly rated for its comfort and support, especially beneficial for users with back issues.
8.6

Very Good

Our Rating

9.3
Simple to fold

8.9
Gentle

8.9
quality of sleep

10 Best trifold mattress cot sizes of 2026

1

Milliard Trifold Mattress, Cot Size, 6 inch, Portable Foldable Mattress with Memory Foam & Washable Cover, Tri-Folding Floor Bed, Camping, Fold Up Guest Bed, RV Travel, Sleepovers, 75" x 31"

9.5

9.3

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Roxzo 6" Cot Tri-Fold Memory Foam Folding Mattress Topper with Washable Cover - Cooling Mattress Pad for College Dorm, Single Bed, Camping, and Guest Bed - 75"x31"x6"

3

MLILY Tri-Fold Memory Foam Mattress, 4 inch Single Folding Mattress with Collapsible and Washable Cover, Travel and Guest Mat, 75"×25"×4", Grey

9.3

8.9

8.9

4

SINWEEK Tri Folding Mattress Foam Topper 4" Thickness Floor Cot Mattress, Guset Bed with Removable&Machine Washable Cover and Lining, CertiPUR-US Certified 25 x 75 Inch

9.9

9.5

9.3

5

SINWEEK Tri Folding Mattress Foam Topper 4" Thickness Floor Cot Mattress, Guset Bed with Removable&Machine Washable Cover and Lining, CertiPUR-US Certified 25 x 75 Inch

9.9

9.5

9.3

6

OLIXIS Tri-fold Memory Foam Mattress - 4 Inch Single Size Portable Floor Bed, Foldable Mat for Kids and Adults, Collapsible and Washable Cover with CertiPUR-US Certified, for Travel & Camping & Yoga

7

OLIXIS Tri-fold Memory Foam Mattress - 3 Inch Single Size Portable Floor Bed, Foldable Mat for Adults, Collapsible and Washable Cover with CertiPUR-US Certified, for Travel & Camping & Yoga

8

SINWEEK Memory Foam Folding Mattress with Storage Bag, 4 Inch Trifold Floor Foldable Mattress Topper, Guest Bed with Cooling Cover & Waterproof Lining

9.9

8.7

8.7

9

Novilla Foldable Mattress, Single Size Comfort Foam Trifold Mattress with Cloud Design Cover, 4 Inch Folding Mattress for Back Pain Relief, Suitable for Camping, RV Travel

10

MLILY Tri-Fold Memory Foam Mattress, 4 inch Twin Folding Mattress with Collapsible and Washable Cover, Travel and Guest Mat, 75"×38"×4", Grey

9.3

8.9

8.9

Sign up and get exclusive special deals