When it comes to comfort and support, the Tempur-Pedic ProAdapt is a top contender for the best mattress, much like the Serta iComfort Blue Fusion 300. Made with TEMPUR material, this mattress adapts to your body’s unique shape and weight, providing personalized support and pressure relief. The ProAdapt also features a SmartClimate Dual Cover System, which combines a cool-to-touch outer layer with a super stretch inner layer for a comfortable sleep experience.Tempur-Pedic ProAdapt
The Sealy Posturepedic Hybrid Premium Silver Chill is another great alternative to the Serta iComfort Blue Fusion 300. This mattress combines the support of Sealy’s Response Pro Zoned HD Encased Coil System with the cooling benefits of the SealyChill Gel Memory Foam. The Silver Chill also features a DuraFlex Edge System for added durability and edge support, allowing you to sleep comfortably anywhere on the mattress.Sealy Posturepedic Hybrid Premium Silver Chill
If you’re looking for a luxurious and plush mattress, the Beautyrest Black Hybrid X-Class Ultra Plush is a great option. This mattress features the Beautyrest Advanced Pocketed Coil Technology for individualized support and motion separation. It also includes layers of GelTouch Foam and AirCool Memory Foam for added comfort and pressure relief. Plus, the BlackICE 4.0 Technology helps to keep you cool and comfortable throughout the night.Beautyrest Black Hybrid X-Class Ultra Plush
The Stearns & Foster Lux Estate Hybrid Pollock is a top-of-the-line mattress that offers both comfort and support, similar to the Serta iComfort Blue Fusion 300. Made with IntelliCoil Micro + AirVent technology, this mattress provides adaptive support and promotes air flow to keep you cool while you sleep. It also features a PrimaCool Performance Fabric with Tencel fibers for a soft and breathable sleep surface.Stearns & Foster Lux Estate Hybrid Pollock
Another great option from the Beautyrest Black Hybrid line is the Gladney mattress. This mattress features the Beautyrest Advanced Pocketed Coil Technology, as well as layers of BlackICE Memory Foam and AirCool Gel Memory Foam for pressure relief and cooling comfort. It also has a BeautyEdge Foam Encasement for edge support and a plush pillow top for added softness.Simmons Beautyrest Black Hybrid Gladney
The Serta iComfort Blue Max 1000 Plush is another top contender for the best mattress, just like the Blue Fusion 300. This mattress is made with layers of TempActiv Gel Memory Foam and EverCool Supreme Memory Foam for a cool and comfortable sleep experience. It also has a layer of ActivBalance Support Foam to provide additional support and reduce motion transfer.Serta iComfort Blue Max 1000 Plush
The Sealy Posturepedic Hybrid Performance Kelburn II is a great option for those who want a medium firmness mattress, much like the Serta iComfort Blue Fusion 300. This mattress features the Posturepedic Technology with a Response Pro Zoned HD Encased Coil System for targeted support and reduced motion transfer. It also has a layer of SealyCool Gel Memory Foam for added comfort and a cool sleep surface.Sealy Posturepedic Hybrid Performance Kelburn II
For those who prefer a firmer mattress, the Beautyrest Black Hybrid X-Class Firm is a great alternative to the Blue Fusion 300. This mattress is made with the Beautyrest Advanced Pocketed Coil Technology and layers of BlackICE Memory Foam and AirCool Gel Memory Foam for support, pressure relief, and cooling comfort. It also has a layer of Beautyrest Gel Memory Foam for added contouring and a firm feel.Beautyrest Black Hybrid X-Class Firm
The Stearns & Foster Lux Estate Hybrid Lakelet is a top-of-the-line mattress that offers a luxurious and plush feel, similar to the Serta iComfort Blue Fusion 300. This mattress features the IntelliCoil Micro + AirVent technology, as well as layers of PrimaSense Gel Foam and PrimaCool Performance Fabric for a cool and comfortable sleep experience. It also has a PrecisionEdge System for edge support and a silk-infused quilt for added softness.Stearns & Foster Lux Estate Hybrid Lakelet
The Simmons Beautyrest Black Hybrid Alcove is a great alternative to the Blue Fusion 300 for those who want a medium firmness mattress. This mattress features the Beautyrest Advanced Pocketed Coil Technology and layers of BlackICE Memory Foam and AirCool Gel Memory Foam for support and cooling comfort. It also has a layer of Beautyrest Gel Memory Foam for added contouring and a plush top for added softness.Simmons Beautyrest Black Hybrid Alcove