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Customer reviews for Serta Perfect Sleeper X Knox Hybrid Mattress for
Serta Perfect Sleeper X Knox Hybrid Mattress
4.7 out of 5 stars
stars
249 ratings249 reviews
  1. 5 stars79% (197)
  2. 4 stars15% (38)
  3. 3 stars3% (7)
  4. 2 stars1% (2)
  5. 1 star2% (5)

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Showing 151-160 of 249 reviews
Oct 21, 2024
ksr_official95
4 out of 5 stars
4 out of 5 stars review

High quality good performance

[This review was collected as part of a promotion.] This Matress has been really good with my back. It's comfortable and you get good sleep at night. The hybrid technology keeps my body cool and it's nice to feel firmness along with comfort.

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Nov 15, 2024
Rose M
5 out of 5 stars
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?1L02F9H4SZMK15235568831
Jan 28, 2025
redqueen193_9060
5 out of 5 stars
5 out of 5 stars review

Comfy Cozy

[This review was collected as part of a promotion.] This is a great mattress. It's tall, so if you have a tall frame you might want to get a new one. I love it. It's comfortable. I do think it could use a little more support but I love it.

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Oct 26, 2024
elgal
5 out of 5 stars
5 out of 5 stars review

Great quality!

[This review was collected as part of a promotion.] This mattress is super comfortable and gives us all the support we need, have seen a difference waking up with less body ache and strained back muscles.

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Sep 18, 2025
Nina T
4 out of 5 stars
4 out of 5 stars review

New Mattress

So far it’s comfy

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Dec 13, 2025
Fernando F
5 out of 5 stars
5 out of 5 stars review

Exelent for my back

good Support for my back

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Oct 25, 2025
Gary E
5 out of 5 stars
5 out of 5 stars review

Comfy

No more back aches

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Sep 7, 2025
Wanda R
5 out of 5 stars
5 out of 5 stars review

Sleep deep

Great night's sleep!

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Sep 18, 2025
Maha A
5 out of 5 stars
5 out of 5 stars review

Great quality

Comfy and nice matters

Review from Serta
Helpful?1L02F9H4SZMK15235568831
Sep 18, 2025
Arthur T
4 out of 5 stars
4 out of 5 stars review

New Mattress

So star, so good!

Review from Serta
Helpful?1L02F9H4SZMK15235568831