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Sam's Club
Sam's 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
stars237 ratings237 reviews
  1. 5 stars79% (188)
  2. 4 stars16% (37)
  3. 3 stars3% (7)
  4. 2 stars0% (1)
  5. 1 star2% (4)

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Showing 131-140 of 237 reviews
Oct 15, 2025
Teresa H
3 out of 5 stars review

Disappointing

Already showing body imprints. Not really "cool" sleeping. It's just ok.

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Sep 18, 2025
Betsy C
3 out of 5 stars review

Firm but comfy

It’s a really nice mattress we just have to get use to the firmness!

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Sep 18, 2025
Sheila G
5 out of 5 stars review

Serta

Mattress is very pretty in color and comfortable. I hope it will last at least 10 years.

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Sep 20, 2025
Pam C
5 out of 5 stars review

Extremely comfortable

This mattress is so comfortable. It gives to your body but also supportive.

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Sep 18, 2025
John P
5 out of 5 stars review

John P like looks

Just got today, I’ll know better tomorrow.

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Sep 28, 2025
Stephen m M
5 out of 5 stars review

Great mattress

Comfortable and supportive!

Review from Serta
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Oct 11, 2025
Marsha M
5 out of 5 stars review

Great mattress

Comfortable, great night sleep

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Sep 14, 2025
Sherry S
5 out of 5 stars review

Best sleep ever!

Very comfortable and supportive! Woke up after the first nights sleep with no up pain!!

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Aug 3, 2025
Jason S
5 out of 5 stars review

Plush

Mattress is plush and comfy. And a great fabric coloration.

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Jul 2, 2025
Shoi G
4 out of 5 stars review

Super firm

I wanted a firm mattress and I found the perfect one.

Review from Serta
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