Beautyrest Harmony Lux Carbon Extra Firm
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Beautyrest Harmony Lux Carbon Extra Firm vs. Other Beds
Compare the Beautyrest Harmony Lux Carbon Extra Firm mattress side by side with other Beautyrest models, or with mattresses from other brands.
GoodBed Expert Review
Our Take on Beautyrest Harmony Lux Carbon Extra Firm

Founder of GoodBed, Leading Mattress Expert
- Want a firm mattress
- Are either a stomach or back sleeper, especially if you weigh 200 lb or more
- Regularly sit or sleep along the edge of your bed (edge support is excellent)
- Want a mattress that helps you stay cool while you sleep
- Can sometimes be disturbed by other movements in the bed (motion isolation is very good)
- Enjoy sleeping more 'on' your mattress than 'in' it
- Prefer a below average amount of 'memory feel'
- Are a side sleeper, especially if you weigh less than 150 lb
- Don't like any bounce in your mattress
- Want a natural or organic mattress
Frequently Asked Questions
Beautyrest Harmony Lux Carbon Extra Firm
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In our evaluation of the Beautyrest Harmony Lux Carbon Extra Firm mattress, we found it to be a Firm (3) on the GoodBed rating scale (1= firmest, 9 = softest).
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Yes, the Beautyrest Harmony Lux Carbon Extra Firm mattress is adjustable base compatible. This means it is designed to be used on an adjustable base without incurring damage or voiding the warranty. In our review of this mattress, we tested it on an adjustable base to look for any adverse effects as the head and foot are elevated, and to see how well it conforms to the contours of the base both with and without the weight of a sleeper. Overall, we found the Lux Carbon Extra Firm to have good adjustable base compatibility.
Expert Q&A
See questions from other mattress buyersAdditional Information
General Description
Cover:
- Seaqual Sustainable Fabric, utilizes recovered plastics from the ocean to create a durable and luxurious fabric.
Comfort Layers:
- InfiniCool Lux, provides a cool sleep environment.
- 1" RightTemp Wave Foam, creates incredible pressure relief.
- 1/2" Firm Comfort Foam
- 1/2" Beautyrest Gel Memory Foam, creates incredible pressure relief.
- 2" Firm Comfort Foam
Support System:
- Powered by T2 Pocketed Coil Technology, provides additional support where you need it most.
- BeautyEdge
Mattress Specifications:
- Cover Details: Seaqual Sustainable Fabric, utilizes recovered plastics from the ocean to create a durable and luxurious fabric.
- Comfort Layer Details: Beautyrest Gel Memory Foam, creates incredible pressure relief.
- Support Layer Details: T2 Pocketed Coil Technology, provides additional support where you need it most.
Warranty
- Length: 10-year warranty.
- Indentation coverage: 1.5" and deeper.
About This Model
Status | Discontinued |
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Line | Beautyrest Harmony Lux (2020-2023) |
Collection | Beautyrest Harmony Lux Carbon |
Comfort Level | Firm |
Surface Type | Tight Top |
Support Type | Innerspring |
Build Details |
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Corrections
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