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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 111-120 of 249 reviews
Oct 11, 2025
Marsha M
5 out of 5 stars
5 out of 5 stars review

Great mattress

Comfortable, great night sleep

Review from Serta
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Oct 15, 2025
Teresa H
3 out of 5 stars
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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Oct 18, 2025
Jeff L
5 out of 5 stars
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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Sep 28, 2025
Stephen m M
5 out of 5 stars
5 out of 5 stars review

Great mattress

Comfortable and supportive!

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

Great

Thanks for the quality product and 10 year quality assurances.

Review from Serta
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Sep 20, 2025
Pam C
5 out of 5 stars
5 out of 5 stars review

Extremely comfortable

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

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

New and nice!

Comfy so far. Lets see how it lasts!

Review from Serta
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Sep 21, 2025
Katherine H
5 out of 5 stars
5 out of 5 stars review

Excellent

Supportive yet still feel I can sleep on my side comfortably!

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

Bush & Gilles - Single XL

Seems to be a great mattress

Review from Serta
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