Comparison
Diamond Transformation Hybrid vs Beautyrest Harmony Lux
Easily compare the Beautyrest Harmony Lux vs Diamond Transformation Hybrid Mattresses side-by-side.
Latest Promotions | |
Limited time only - 35% Off selected mattresses See offer | 4th of July Sale | Save up to $700 off select mattress + adjustable base sets See offer |
At a glance | |
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Recommended For | |
What we like | |
Keep in Mind | |
Essential Mattress Info | |
Brand | |
Diamond Mattress | Beautyrest |
About | |
Mattress Type | |
Hybrid (coils and foam) | Hybrid (coils and foam) |
Prices | |
Video | |
Trial & Warranty | |
Trial Period | |
Trial Period (nights) | |
120 | 100 |
Warranty Length (years) | |
20 | 10 |
Firmness Options | |
One Firmness Fits All? | |
Adjustable Firmness | |
Half-Half Firmness | |
Selectable Firmness | |
Flippable / Reversible Firmness | |
Firmness Info | |
Everyone has their ideal comfort level. That's why we've designed this comfort selector tool so that you know exactly what you're jumping into. Select from 3 firmness levels:
| The Harmony Lux has 7 firmness options:
* Classic Top (available in Extra Firm, Firm, Medium and Plush) and
* Pillow Top (available in Firm, Medium and Plush). The Classic Top is a firmer top for traditional support, the Plush Top is a plush, soft top for extra comfort. There is an extra $300 cost associated with the Plush Top options. |
Mattress Construction | |
Materials Overview | |
The Transformation Mattress by Diamond Mattress is constructed of:
| The Beautyrest Harmony Lux is a four layer design (prices and information based on the Coral Island Medium):
|
Comfort Info | |
Foam Encased Comfort Edge: Increases usable sleep surface by allowing you to sleep all the way to the edge without feeling like falling off. Creates a better edge for entering, exiting and sitting on the side of the mattress. | Featuring Carbon fiber-infused RIGHTTEMP™ Wave Foam and InfiniCool® MAX, the Harmony Lux™ delivers maximum cooling to help you sleep comfortably all night. |
Support Info | |
Combination Foam and Coils: Superior Pressure Relief. Contours to your natural shape to help achieve a comfortable sleeping posture. Hyper conductive foam regulates core temperatures for a natural sleep. Coils provide breathability and additional comfort and support. | Beautyrest® Harmony Lux™ features the latest innovations in support, comfort, and cooling that work together in harmony for a better night's sleep. Its new and innovative coil design and support system, advanced pressure relieving foams, uniquely engineered cooling technologies and exclusive sustainable fabric technology makes this collection the ultimate choice in premium bedding. |
Comfort Specs | |
Diamond Sparkle Foam actively regulates your core temperature for the most natural sleeping environment. Graphene and conductive flakes dissipate heat from the surface of the skin. Wrapped coil design enhances airflow and breathability to keep you sleep environment more comfortable. | Consistently cool and comfortable InfiniCool™ Lux is a system of layers in the cover and right below the cover that are cool-to-the-touch. |
Support Specs | |
Patented Zoned Support System: Adding 25% more support where you need it most
Over 1,000 micro-coil act with independent suspension to create weightless pressure relief. | Our Precision Support System™ powered by T2 Pocketed Coil™ Technology provides additional support where you need it most. ActiveResponse™️ Memory Foam contours to your body to help alleviate aches and pains caused by pressure and RightTemp™ Wave Foam work together to create incredible pressure relief. |
Fabric Specs | |
Diamond Sparkle Foam actively regulates your core temperature for the most natural sleeping environment. Graphene and conductive flakes dissipate heat from the surface of the skin. Wrapped coil design enhances airflow and breathability to keep you sleep environment more comfortable. | Lush Sleep Surface utilizes up to 100 recovered plastic bottles hand collected from coastlines and ocean-bound waterways to create a durable and luxurious fabric. |
Manufactured in | |
United States | United States |
Suitability | |
Side Sleepers | |
Back Sleepers | |
Size & Weight | |
Twin | |
Twin Dimensions | |
75 x 39 x 14 " | 74.5 x 38 x 13.75 " |
Twin Weight (lb) | |
63 | 57.51 |
Twin XL | |
Twin XL Dimensions | |
80 x 39 x 14 " | 79.5 x 38 x 13.75 " |
Twin XL Weight (lb) | |
71 | 61.42 |
Full | |
Full Dimensions | |
75 x 54 x 14 " | 74.5 x 53 x 13.75 " |
Full Weight (lb) | |
86 | 79.96 |
Queen | |
Queen Dimensions | |
80 x 60 x 14 " | 79.5 x 60 x 13.75 " |
Queen Weight (lb) | |
101 | 98.13 |
King | |
King Dimensions | |
80 x 76 x 14 " | 79.5 x 76 x 13.75 " |
King Weight (lb) | |
135 | 126.42 |
Cal King | |
Cal King Dimensions | |
84 x 72 x 14 " | 83.5 x 72 x 13.75 " |
Cal King Weight (lb) | |
135 | 130.48 |
Certifications & Sustainability | |
Certifications | |
CertiPur-US® | |
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Other Certification Info | |
Delivery | |
Delivery Cost | |
FREE | FREE |
Delivery Info | |
Our premium mattresses are quickly delivered directly to your door, so you can unbox and unwind as fast as you can say Bed-in-a-Box. | Conveniently delivered using our complimentary White Glove Delivery experience. After checkout, you'll be contacted by our shipping partner to select a delivery day that works best for your schedule. The day of your delivery, you'll get a call confirming your delivery window. Upon delivery, they will set up your new mattress and remove your old mattress and any packaging for that mattress. |
Prices | |
Latest Promotions | |
Limited time only - 35% Off selected mattresses See offer | 4th of July Sale | Save up to $700 off select mattress + adjustable base sets See offer |