Customer reviews for Serta Perfect Sleeper X Knox Hybrid Mattress

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Customer reviews for Serta Perfect Sleeper X Knox Hybrid Mattress for

Serta Perfect Sleeper X Knox Hybrid Mattress

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4.7 out of 5 stars

stars

264 ratings264 reviews

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Showing 111-120 of 264 reviews

Dec 21, 2025

Reviewer name: Rita D

5 out of 5 stars

5 out of 5 stars review

Great support

Very firm! Exactly what was wanted and received!

Review from Serta

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Apr 2, 2025

Reviewer name: Mel V

3 out of 5 stars

3 out of 5 stars review

Verified Purchase

Firm

Don't have any issues with the bed or service. Customers should know this bed is very firm.

Review from Serta

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Jan 20, 2026

Reviewer name: Steven S

5 out of 5 stars

5 out of 5 stars review

Great feeling

Comfortable and supportive

Review from Serta

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Nov 17, 2025

Reviewer name: 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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Jan 30, 2026

Reviewer name: Teresa B

4 out of 5 stars

4 out of 5 stars review

Relaxing

Comfortable and supportive.

Review from Serta

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Dec 5, 2025

Reviewer name: Geraldine T

5 out of 5 stars

5 out of 5 stars review

Hybrid Serra mattress

Great for relief of my back pain so far

Review from Serta

Helpful?

Nov 29, 2025

Reviewer name: William H

5 out of 5 stars

5 out of 5 stars review

Noce bed

Bought it with an adjustable base. Seems comfortable

Review from Serta

Helpful?

Jan 23, 2026

Reviewer name: Paul W

5 out of 5 stars

5 out of 5 stars review

Adjustable bed

It feels so good to wake up refreshed!

Review from Serta

Helpful?

Feb 4, 2026

Reviewer name: Christian Q

5 out of 5 stars

5 out of 5 stars review

Great Product

Comfy and exactly what we were looking for!

Review from Serta

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Nov 27, 2025

Reviewer name: 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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