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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)

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Showing 61-70 of 229 reviews
Jan 23, 2026
Paul W
5 out of 5 stars review

Adjustable bed

It feels so good to wake up refreshed!

Review from Serta
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May 8, 2026
Olsi G
5 out of 5 stars review

Nice

Nice mattress

Review from Serta
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Dec 5, 2025
Susan A
5 out of 5 stars review

Truly the Perfect Sleeper!

Perfect amount of firmness and comfort; definitely helped with healing my total hip replacement.

Review from Serta
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Oct 30, 2025
Michael M
5 out of 5 stars review

Wonderful!!!!!!!!!!

No more sagging mattress, very supportive.

Review from Serta
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Dec 8, 2025
Kendra B
4 out of 5 stars review

Getting to know each other

First few nights was a little stiff. But now settling in and super comfortable.

Review from Serta
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Dec 5, 2025
Geraldine T
5 out of 5 stars review

Hybrid Serra mattress

Great for relief of my back pain so far

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

Great mattress

Comfortable, great night sleep

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

John P like looks

Just got today, I’ll know better tomorrow.

Review from Serta
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