Beautyrest Harmony Lux Hybrid Trilliant Ultra Plush Mattress Review

Updated October 29, 2022

The Beautyrest Harmony Lux Hybrid Trilliant Ultra Plush mattress is the tallest and softest model from this line. It feels so good to sleep on that it even earned the #6 spot on our Top Ten Beautyrest Mattresses of 2022 List! To learn more about the specs and features of this mattress, continue reading.

Comfort Scale Rating

The Harmony Lux Hybrid Trilliant Ultra Plush mattress is a soft feeling bed; we rate it an 8 on our 10 point Comfort Scale (a 1 is hard, 10 is softest). This is a comfort meant for those who love to sink into a pillowy-soft mattress. For different comfort options, try the medium and firm versions of this collection.

Expert Video Review

Here’s our quick Beautyrest Harmony Lux Hybrid Trilliant Series Ultra Plush Video Review. It highlights the features, benefits, and our impression.

Pros & Cons

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Pressure Test Results

We will pressure test the Beautyrest Harmony Lux Hybrid Trilliant Ultra Plush mattress to see if the bed provides good support, pressure relief, and comfort for large, medium, and petite-sized people. Using models of each size we map their bodies while lying down on their side and back sleeping positions for a clear image of how well this mattress will perform for most people. (Learn how we test.) 

Until we are able to test this model, you can view an example of what the pressure results will look like when they become available.

Example Pressure Test Results

Personalized Recommendations - Learn More »

Use our pressure test result to see if this is the right mattress for you!

	Petite	Average	Large
Back Sleeper
Side Sleeper

• Recommended
• Good
• Not Recommended

	BACK SLEEPER	SIDE SLEEPER
LARGE PEOPLE Largest 10% of adults 210-273 lbs	Avg Pressure: mmHg - Area: inches2	Avg Pressure: mmHg - Area: inches2
AVERAGE PEOPLE Middle 50% of adults 134-218 lbs	Avg Pressure: mmHg - Area: inches2	Avg Pressure: mmHg - Area: inches2
PETITE PEOPLE Smallest 10% of adults 111-135 lbs	Avg Pressure: mmHg - Area: inches2	Avg Pressure: mmHg - Area: inches2

	BACK SLEEPER
LARGE PEOPLE Largest 10% of adults 210-273 lbs	Avg Pressure: mmHg - Area: inches2
AVERAGE PEOPLE Middle 50% of adults 134-218 lbs	Avg Pressure: mmHg - Area: inches2
PETITE PEOPLE Smallest 10% of adults 111-135 lbs	Avg Pressure: mmHg - Area: inches2

	SIDE SLEEPER
LARGE PEOPLE Largest 10% of adults 210-273 lbs	Avg Pressure: mmHg - Area: inches2
AVERAGE PEOPLE Middle 50% of adults 134-218 lbs	Avg Pressure: mmHg - Area: inches2
PETITE PEOPLE Smallest 10% of adults 111-135 lbs	Avg Pressure: mmHg - Area: inches2

The Main Harmony Lux Hybrid Trilliant Ultra Plush Features in Detail

Read about some of the layers inside the Trilliant Ultra Plush mattress to get an idea of what this mattress will feel like. For a full list of the materials, check out the specifications chart at the end of the review.

1. 1. InfiniCool Max

   The material in the quilt and the layers immediately underneath have cooling characteristics, preventing you from overheating throughout the night. 

2. 2. Micro Diamond Memory Foam

   Provides exceptional pressure relief and comfort, preventing tossing and turning, so you can get deeper sleep. Diamond particles in the foam conduct heat away from the body.

3. 3. AirCool HD Memory Foam

   This unique memory foam formula is conforming, but it also allows airflow and feels responsive, so you don't overheat or sink in too much.

4. 3. T2 Pocketed Coil Technology

   The coils are individually wrapped, so they contour to the curves of your body providing precise support right where needed. 

Warranty

The Harmony Lux Hybrid Trilliant Ultra Plush mattress has a 10-year warranty against factory defects.

Beautyrest Harmony Lux Hybrid Trilliant Ultra Plush Specifications:

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About the Author, Juliana Huhta, Mattress Expert

Juliana has spent several years in the mattress industry, writing about and reviewing mattresses. She has a deep understanding of how mattresses work for different people and affect sleep.