Skip to Main Content
Sams Club
Sams Club
Customer reviews for Serta Perfect Sleeper X Knox Hybrid Mattress for
Serta Perfect Sleeper X Knox Hybrid Mattress
4.7 out of 5 stars
stars229 ratings229 reviews
  1. 5 stars79% (181)
  2. 4 stars16% (36)
  3. 3 stars3% (7)
  4. 2 stars0% (1)
  5. 1 star2% (4)

Member photos

Sort by |
Showing 141-150 of 229 reviews
Jun 4, 2025
Benjamin M
5 out of 5 stars review

Perfect mattress

Comfortable, firm but not overly firm, and just right!

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
May 27, 2025
Peggy B
5 out of 5 stars review

Serta hybrid

So comfortable. Sleep loke a baby. Love it

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Jun 15, 2025
James W
3 out of 5 stars review

Comfortable Sleep

Very firm. Looking forward to comfortable sleep.

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Oct 25, 2025
Gary E
5 out of 5 stars review

Comfy

No more back aches

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Sep 22, 2025
Cindy D
5 out of 5 stars review

Sleep like a baby

So firm! I love it!

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Dec 13, 2025
Fernando F
5 out of 5 stars review

Exelent for my back

good Support for my back

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Sep 12, 2024
leaht59
5 out of 5 stars review

Comfortable, supportive mattress.

[This review was collected as part of a promotion.] This hybrid mattress is perfect for our guest room. It is comfortable, durable, and breathable. It is a firm mattress, but it doesn't feel too hard, and the support it provides is great.

Review from influenster.com
Helpful?7JIQY3DE2VJ715234813409
Feb 21, 2025
Susan D
5 out of 5 stars review

Sleep heaven

This mattress is so comfortable! It's firm but not too firm. I added my own pillow top and it feels like sleeping on a cloud. I'm a back sleeper and feel like this mattress has improved my sleep quality.

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Nov 15, 2024
Rose M
5 out of 5 stars review

Truly the perfect sleeper!

Love the firmness of this mattress. I’m a stomach sleeper and this provides me with the perfect amount of support for a great nights sleep. Also great for my husband who is a back sleeper. No more aches and pains upon wakening.

Review from Serta
Helpful?7JIQY3DE2VJ715234813409
Nov 3, 2024
Connie D
5 out of 5 stars review

Finally; no pain

Was having severe back; hip and shoulder pain. Slept on another bed on vacation and realized I needed to get a new mattress!! It’s amazing how much better I feel!!

Review from Serta
Helpful?7JIQY3DE2VJ715234813409