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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 121-130 of 249 reviews
Nov 27, 2025
Tammy P
5 out of 5 stars
5 out of 5 stars review

Comfy

Just the right support, very comfortable

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
Helpful?1L02F9H4SZMK15240352414
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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Nov 30, 2025
Rick Y
5 out of 5 stars
5 out of 5 stars review

Feels great

Very comfortable and woke pain free. Great product

Review from Serta
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Dec 12, 2025
Debbie H
5 out of 5 stars
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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Aug 31, 2025
Sharron A
5 out of 5 stars
5 out of 5 stars review

Good quality

Nice mattress good support

Review from Serta
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Sep 29, 2025
Normand G
5 out of 5 stars
5 out of 5 stars review

Comfort!!

Very comfortable mattress!

Review from Serta
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Sep 7, 2025
Won mee A
5 out of 5 stars
5 out of 5 stars review

Great

Comfy and what we were looking for.

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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