Serta iComfortECO Smooth Hybrid vs Beautyrest Harmony Lux

The base model (CF1000 Hybrid) is a medium comfort. Choose the cooling upgrade (CF2000 Hybrid) model if you prefer a firm feel. Both the Max Cooling Upgrade (CF3000 Hybrid) and Max Cooling & Pressure Relief Upgrades (CF4000 Hybrid) offer a selection of feels - medium and plush and firm and plush.

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.

The Serta iComfortECO Smooth Hybrid is a hybrid mattress best suited for side sleepers. The materials used are up to 70% sustainable. It has a layer of 5-Zone Quad Coil for support and targeted pressure relief. And two layer of memory foam that's breathable and provides reduced motion transfer for uninterrupted sleep. You can select your level of firmness between : * Firm * Medium * Plush

The Beautyrest Harmony Lux is a four layer design (prices and information based on the Coral Island Medium):

• Lush Sleep Surface
• InfiniCool Max
• ActiveResponse™️ Memory Foam
• Precision Support System™️ 1255 Series T2 Pocketed Coil® Technology

The Firm Pillow Top is available at a more expensive price.

Specifically designed mattress to keep even the warmest of sleepers cool. You don't have to be a hot sleeper to love iComfort. You just have to like your sleep environment to be refreshingly comfy. Three cooling upgrades available:

• Cooling Upgrade (CF2000 Hybrid): 12.5" More airflow and a cooler sleep combined with firm support.
• Max Cooling Upgrade (CF3000 Hybrid): 13" Cooler and more breathable.
• Max Cooling & Pressure Relief Upgrade (CF4000 Hybrid): 14" Feels and sleeps cooler, with air support layer to take pressure off joints.

Featuring Carbon fiber-infused RIGHTTEMP™ Wave Foam and InfiniCool® MAX, the Harmony Lux™ delivers maximum cooling to help you sleep comfortably all night.

A highly breathable and supportive mattress with a classic, responsive feel.

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.

Every iComfort mattress is made with our exclusive Carbon Fiber Memory Foam. This system channels heat away from your body.
Gel Active® Max Foam (used only in CF2000 Hybrid model) is an open celled memory foam helps promote airflow, so you don't have that hot, stuffy feeling when falling asleep.
UltraCold System™ (used in the CF3000 Hybrid and CF4000 Hybrid models) The layer of extra-cool Carbon Fiber Memory Foam is engineered to work hard at absorbing excess heat from your body, then channel it away, all while you sleep comfortably.

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.

Carbon Fiber Memory Foam provides exceptional strength for back and neck support.
1025 iComfort® Hybrid Support™ System with BestEdge® Foam Encasement. In this advanced innerspring system, individually wrapped coils work independently to conform to every curve of your body and provide durable support. The foam encasement system is designed with an extra-deep foam rail to help reduce edge roll-off and extend the sleep surface.
Air Support™ Foam (used only in CF4000 Hybrid model) moves with your body and contours around it to help alleviate aches and pains caused by pressure points.

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.

A Max Cold™ Cover is used in the CF3000 and CF4000 models. Made from super cool high-performance fibers for an instant cool-to-the-touch sensation.

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.

Serta mattresses are shipped using the fastest, safest, and most reliable method possible. After ordering, you will be contacted by XPO Logistics to schedule a delivery day and time.

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.