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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 201-210 of 229 reviews
Mar 26, 2025
Norman R
5 out of 5 stars review

Beautiful mattress

This mattress is both comfortable and beautiful. So happy with it.

Review from Serta
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Nov 22, 2024
Andrew M
5 out of 5 stars review

After only 1 night , it's hard to think of a title

Only had it 1 night and so far so good.

Review from Serta
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Jan 8, 2025
Carolee R
4 out of 5 stars review

So far, so good

Sleep quality has improved

Review from Serta
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Feb 24, 2025
Deborah S
5 out of 5 stars review

Serta King Knox

Enjoying this new mattress!

Review from Serta
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Feb 22, 2025
Wayman T
3 out of 5 stars review

Doesn’t feel like it did in the store

Hoping it will soften soon

Review from Serta
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Mar 21, 2025
Susan F
5 out of 5 stars review

Finally the support I needed

Comfortable adjustment makes sleep a dream😊

Review from Serta
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Mar 27, 2025
Ceren O
5 out of 5 stars review

Exceptional comfort

Nice cooling down at night

Review from Serta
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Nov 9, 2024
Tikki S
4 out of 5 stars review

Great mattress

I haven’t had great sleep in a long time, this mattress has changed that.

Review from Serta
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Nov 15, 2024
Nicholas S
5 out of 5 stars review

Big bed, extra supportive

Large bed, supportive mattress, taking a bit of time getting used to it. Too soon to say.

Review from Serta
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Apr 7, 2025
Janice G
5 out of 5 stars review

Serta Mattressp

Love our new mattress! Firm and supportive, providing a good night’s rest.

Review from Serta
Helpful?7JIQY3DE2VJ715234813409