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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
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 121-130 of 229 reviews
Sep 3, 2024
elenag92
5 out of 5 stars review

It offers everything I need

[This review was collected as part of a promotion.] This mattress strikes the perfect balance between firmness and softness. The hybrid design combines the support of coils with the plush comfort of memory foam. It’s firm enough to provide excellent support for my back, which is crucial after long days of household chores, yet soft enough to feel like I’m sinking into a cloud every night. One of my biggest concerns with mattresses has always been overheating during the night, but the Perfect Sleeper has really impressed me. The quilted top layer seems to do a great job of regulating temperature, keeping me cool. The build quality of this mattress is outstanding. It feels sturdy and well-made, and after several weeks of use, there’s no sign of sagging or wear. I believe this mattress will last for many years, which is a relief because I definitely don’t want to go through the hassle of mattress shopping again anytime soon! One unexpected bonus is the excellent edge support. I can sit on the edge of the bed without feeling like I’m going to slide off, which is great for those moments when I need to slip out of bed quietly without waking anyone else. Overall, it has been a wonderful addition to our home. It offers everything I need in a mattress: comfort, support, durability, and a cool sleeping experience

Review from influenster.com
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Sep 16, 2024
bradh19
5 out of 5 stars review

Great support and breathability

[This review was collected as part of a promotion.] This is an absolutely comfortable bed. Didn't know how our old bed was wore out until we felt the support this bed provides. We seem to sleep cool and it breathes well. Great packaging and should last a long time.

Review from influenster.com
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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 7, 2025
Won mee A
5 out of 5 stars review

Great

Comfy and what we were looking for.

Review from Serta
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Jul 6, 2025
Deborah T
5 out of 5 stars review

Serra Mattress

Perfect depth and comfortable

Review from Serta
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Jun 6, 2025
Edna B
5 out of 5 stars review

Extremely comfortable

Comforting for a very relaxing sleep.

Review from Serta
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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
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 2, 2025
Shoi G
4 out of 5 stars review

Super firm

I wanted a firm mattress and I found the perfect one.

Review from Serta
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