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If you’re on the hunt for a high-quality firm mattress, you’re definitely not alone. Whether you’re a back sleeper, stomach sleeper, or someone dealing with back pain, a firm mattress can offer the support and alignment your body craves. But today’s firm mattresses are doing more than just feeling firm—they’re combining pressure relief, temperature control, and advanced motion isolation to create a sleep experience that’s both restorative and refreshing.
At Best Mattress, we’ve tested and handpicked the best firm mattresses across some of the most trusted brands in the industry: Tempur-Pedic, Beautyrest, Purple, and Stearns & Foster. Below, we break down the standout models so you can find the one that’s right for your body and your sleep style.
Tempur-Pedic: Iconic Pressure Relief Meets Cooling Innovation
TEMPUR-ProAdapt® Firm Mattress: Pressure Relief and Classic Support
The TEMPUR-ProAdapt® Firm mattress is a great choice for anyone who needs firm support without giving up comfort. It features the iconic Original TEMPUR® material, known for its ability to conform to your body while maintaining a cool, breathable surface. It also includes TEMPUR-APR®, one of Tempur-Pedic’s most advanced pressure-relieving materials.
Wrapped in the SmartClimate® Dual Cover System, the ProAdapt® offers a cool-to-the-touch feel and is removable, washable, and dryer-safe—so you can enjoy clean, cool sleep night after night.
TEMPUR-LuxeAdapt® Firm Mattress: Ultra-Conforming and Supportive
If you’re looking for the next level in pressure relief, the TEMPUR-LuxeAdapt® Firm mattress steps it up. Like the ProAdapt®, it uses the SmartClimate® Dual Cover System and Original TEMPUR® material—but it adds TEMPUR-APR+™, which is engineered to offer 30% more conforming support.
This mattress is ideal for heavier individuals or anyone with high-pressure zones like hips or shoulders that need extra cushioning without compromising on firmness.
TEMPUR-LUXEbreeze° Firm Mattress: Best Cooling for Hot Sleepers
Hot sleepers rejoice—Tempur-Pedic’s TEMPUR-LUXEbreeze° Firm mattress is designed to keep you up to 8 degrees cooler throughout the night. It layers multiple advanced materials, including:
- Ventilated TEMPUR-APR™ for pressure relief and airflow
- TEMPUR-CM+™ for maximum breathability
- PureCool+™ with phase change material to draw away excess heat
- SmartClimate® Dual Cover with cool-to-the-touch fabric
You’ll get Tempur-Pedic’s signature firm support, but with a noticeably cooler sleeping experience.
Beautyrest: Legendary Support with Innovative Cooling
Beautyrest Black Series 1 Extra Firm Mattress
If you’re seeking maximum firmness without sacrificing contouring comfort, the Beautyrest Black Series 1 Extra Firm mattress hits the mark. Built with Triple-Stranded Pocketed Coils®, it offers powerful support and isolates motion between partners.
Key features include:
- Beautyrest Gel Memory Foam for pressure relief
- Sleep Climate™ Surface for cooling, temperature-regulated comfort
- Adjustable base compatibility
- CertiPUR-US® certified foams
- 100% Assembled in the USA
This mattress is ideal for back and stomach sleepers who need solid support and cool sleep without sinkage.
Purple: High-Tech Comfort with a Responsive Feel
Purple Restore Plus Firm Mattress
The Purple Restore Plus Firm mattress is unlike anything else on the market, thanks to its patented GelFlex® Grid, a flexible, open-grid structure that instantly adapts to your body and resets with every movement. You’ll never feel stuck or overheated.
Here’s what makes it unique:
- 3” GelFlex® Grid: Instantly adjusts to your shape for personalized support and airflow
- Zoned Responsive Coils: Provide pushback where you need it and softness where you don’t
- Elite Comfort Foam & Moisture-Wicking Cover: Keeps things cool, dry, and breathable
- Edge Support System: Makes getting in and out of bed easier
If you toss and turn or sleep in multiple positions, this mattress will support you seamlessly without overheating. It’s a great choice for tech-forward sleepers who want a firmer, floating feel.
Stearns & Foster: Handcrafted Luxury with Breathable Comfort
Stearns & Foster Lux Estate Firm Euro Pillow Top Mattress
For a luxurious blend of firm support and plush comfort, the Lux Estate Firm Euro Pillow Top mattress by Stearns & Foster is a showstopper. At 16 inches tall, this mattress is built with deep-pocket sheets in mind and packed with high-end features:
- Intellicoil® Innersprings: Over 1,000 individually wrapped coils provide adaptive support and reduce motion transfer.
- TEMPUR-Indulge™ Memory Foam: Developed by Tempur-Pedic, this foam cradles pressure points like the hips and shoulders.
- Supportive Latex Layers: Offer long-lasting durability with a buoyant, weightless feel.
- Cooling Euro Pillow Top & TENCEL® Cover: Sustainably sourced and soft to the touch, this combo delivers advanced airflow and moisture-wicking performance.
- PrecisionEdge™ Support: Reinforced edges so you can use the full surface of your mattress.
This mattress is ideal for anyone who wants a firm feel with a slightly cushioned top—perfect for back or combination sleepers who also love handcrafted luxury.
Which Firm Mattress Is Right for You?
Choosing the right firm mattress depends on your sleep style, temperature preferences, and the kind of support your body needs. Whether you love the slow-sinking memory foam of Tempur-Pedic, the ultra-sturdy support of Beautyrest, the futuristic comfort of Purple, or the hand-tufted craftsmanship of Stearns & Foster, you’ll find a mattress that checks every box at Best Mattress.
Visit one of our Las Vegas or St. George locations to test these mattresses in person, or shop online for local delivery and free setup. We’ll even take your old mattress away. Your best night’s sleep starts here.