The 19 Costco Wholesale Mattresses of 2026

Costco Wholesale Mattresses of October 2026: we compared 19 models by features, build quality and value.

This guide covers 19 Costco Wholesale Mattresses picks, updated October 2026, including COOLGEL, AmazonBasics, Milliard and more.

1

Best Seller

6 Inch Tri-Fold Mattress Queen Size

HYLZVN

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

2

Editor's Pick

Homkdom King Hybrid Mattress

ElevateYourHome，EnhanceEver

9.6 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

3

Limited Time

Queen Size Mattress 14 Inch Medium Plush Hybrid

YUANCOHOME

9.6 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

4

Top Rated

Twin 12-Inch Firm Hybrid Mattress

Comtress

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

5

Novilla AiryFlow Queen Mattress 14 Inch

Novilla

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

6

Firm Queen Mattress 14 Inch

Rresta

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

7

Twin Mattress,10 Inch Hybrid Mattress in a Box

PHYAIR

View on Amazon.com

8

Classic Brands Cool Gel Chill Memory Foam 14-Inch

COOLGEL

9.6 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

9

DreamCloud 12" Twin Mattress, Hybrid Memory Foam

9.6 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

10

Plush King Mattress in a Box

QUEENROSE

8.9 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

11

DreamCloud 12" King Mattress, Memory Foam

9.5 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

12

Milliard Dual Sided Premium Tri Folding Mattress

Milliard

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

13

Serta Five Star Mattress Tranquility 12" Firm Twin

Serta

9.4 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

14

Maple&Stone King Flat Sheets Only Bulk Pack of 6

MapleStone

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

15

Amazon Basics Medium-Firm Memory Foam Mattress

AmazonBasics

9.6 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

16

Serta Sleeptrue Medium 12" Twin Hybrid Mattress

Serta

9.5 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

17

Milliard 10-Inch Memory Foam Queen Size Mattress

Milliard

9.7 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

18

Queen Memory Foam Mattress 12 Inch – Plush Feel

PrettSun

View on Amazon.com

19

Maple&Stone Twin Flat Sheets Only Bulk Pack of 6

MapleStone

9.8 /10

AI Score

The AI Score (0 to 10) is calculated automatically from product data such as customer ratings and the number of reviews. It is not based on hands-on testing, and brands cannot pay to change it. Learn more ›

View on Amazon.com

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