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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 61-70 of 237 reviews
Jan 30, 2026
Teresa B
4 out of 5 stars review

Relaxing

Comfortable and supportive.

Review from Serta
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Nov 22, 2025
Ronda S
5 out of 5 stars review

Firm and comfortable

Love new mattress. Side sleeper and it is not too firm to cause discomfort. Highly recommend.

Review from Serta
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Nov 17, 2025
Yasmeen S
5 out of 5 stars review

New and nice!

Comfy so far. Lets see how it lasts!

Review from Serta
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Jan 25, 2026
Linda S
5 out of 5 stars review

Perfect Sleeper

So so good! Very comfy and cozy and great for my back!

Review from Serta
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Nov 27, 2025
Tammy P
5 out of 5 stars review

Comfy

Just the right support, very comfortable

Review from Serta
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Oct 15, 2025
Teresa H
3 out of 5 stars review

Disappointing

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

Review from Serta
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Dec 12, 2025
Debbie H
5 out of 5 stars review

Comfy!

Nice and firm, very comfortable and I do not want to get out of bed!!

Review from Serta
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Nov 8, 2025
Charlene S
5 out of 5 stars review

Bush & Gilles - Single XL

Seems to be a great mattress

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Oct 18, 2025
Jeff L
5 out of 5 stars review

Very Comfortable

No more aches and pains when I wake up in the morning.

Review from Serta
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Nov 2, 2025
Linda S
5 out of 5 stars review

Great

Thanks for the quality product and 10 year quality assurances.

Review from Serta
Helpful?7JIQY3DE2VJ715235570013