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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
stars231 ratings231 reviews
  1. 5 stars79% (183)
  2. 4 stars16% (36)
  3. 3 stars3% (7)
  4. 2 stars0% (1)
  5. 1 star2% (4)

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Showing 141-150 of 231 reviews
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!!

Review from Serta
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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.

Review from Serta
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Aug 12, 2025
Laura P
5 out of 5 stars review

One good nights sleep !!!

Super nice mattress, nice and firm. I totally appreciate it. I made the right choice.

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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Jul 14, 2025
Crystal B
4 out of 5 stars review

Love it

I like firm beds. This is just what I needed. Comfortable.

Review from Serta
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Oct 25, 2025
Gary E
5 out of 5 stars review

Comfy

No more back aches

Review from Serta
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Sep 22, 2025
Cindy D
5 out of 5 stars review

Sleep like a baby

So firm! I love it!

Review from Serta
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Dec 13, 2025
Fernando F
5 out of 5 stars review

Exelent for my back

good Support for my back

Review from Serta
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Nov 3, 2024
Connie D
5 out of 5 stars review

Finally; no pain

Was having severe back; hip and shoulder pain. Slept on another bed on vacation and realized I needed to get a new mattress!! It’s amazing how much better I feel!!

Review from Serta
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Jan 28, 2025
redqueen193_9060
5 out of 5 stars review

Comfy Cozy

[This review was collected as part of a promotion.] This is a great mattress. It's tall, so if you have a tall frame you might want to get a new one. I love it. It's comfortable. I do think it could use a little more support but I love it.

Review from influenster.com
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