King Mattresses
King Mattresses – Spacious Comfort for Restful, Luxurious Sleep Discover our premium collection of king mattresses, designed to deliver maximum space, superior comfort, and full-body support. Ideal for couples or anyone who values extra room to stretch out, king mattresses are the ultimate choice for a luxurious sleep …Discover our premium collection of king mattresses, designed to deliver maximum space, superior comfort, and full-body support. Ideal for couples or anyone who values extra room to stretch out, king mattresses are the ultimate choice for a luxurious sleep experience.
Choose from memory foam, hybrid, and innerspring king mattresses—each engineered to provide lasting comfort, pressure relief, and durability.
Why Choose a King Mattress?
King mattresses offer the largest standard sleeping surface, making them perfect for couples who want more personal space or individuals who enjoy expansive comfort.
Key Benefits of King Mattresses
Maximum sleeping space for couples or solo sleepers
Ideal for large master bedrooms
Enhanced comfort and freedom of movement
Available in foam, hybrid, and innerspring styles
Premium sleep experience with extra room
King Mattress Size Explained
Standard Dimensions
King Mattress Size: 76" x 80"
A king mattress provides the same length as a queen but adds significant extra width, giving each sleeper more personal space.
Explore King Mattress Types
Memory Foam King Mattresses
Contour to your body for pressure relief, motion isolation, and personalized comfort—perfect for couples.
Hybrid King Mattresses
Combine responsive coils with foam layers for balanced support, cooling airflow, and durability.
Innerspring King Mattresses
Traditional coil systems provide strong support, breathability, and a responsive sleep surface.
Who Are King Mattresses Best For?
King mattresses are ideal for:
Couples wanting maximum personal space
Families who co-sleep occasionally
Spacious master bedrooms
Sleepers who move frequently during the night
Shop King Mattresses Online
Upgrade your sleep experience with our wide selection of king mattresses. Whether you prefer plush comfort, firm support, or a balanced hybrid feel, you’ll find the perfect mattress to suit your needs.
Enjoy premium comfort, better sleep, and fast delivery straight to your home.
Frequently Asked Questions About King Mattresses
What size is a king mattress?
A standard king mattress measures 76 inches wide by 80 inches long.
Is a king mattress good for couples?
Yes, king mattresses are ideal for couples because they provide maximum sleeping space and comfort.
What’s the difference between king and California king?
A king is wider, while a California king is slightly longer but narrower.
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147 products
Copper Lux Hybrid - 14" Mattress With Copper Infused Contouring Memory Comfort Layer And Supportive Coil System
12" Hybrid Mattress With Innersprings & Gel Memory Foam
14" Hybrid Mattress With Innerspring & Gel Memory Foam
12" Hybrid Mattress With Gel Memory Foam & Pocket Springs
14" Hybrid Mattress With Gel Memory Foam And Pocket Springs
Plush Hybrid Mattresses With Gel Memory Foam, Individual Pocket Spring Motion Isolation Edge Support
3D Matrix - 12" Hybrid Mattress, Medium Plush Feel
Premium - 14" Hybrid Mattress With Cooling Foam Technology And Responsive Coils
Premium - 14" Foam Mattress With Cooling Ghost Ice Cover And Copper Infused Memory Foam
Supreme - 12" Hybrid Mattress With Plush Quilted Cooling Foam Design
Supreme - 12" Foam Mattress With Procore Technology And Cooling Cover
Essential - 11" Foam Mattress With Cooling Gel Memory Foam And Ghostflex Support
14" , Firm Hybrid Mattress, Gel Memory Foam & Pocket Springs, Pressure Relief, Motion Isolation, Ergonomic Bed - White - King
12" Firm Hybrid Mattress, Gel Memory Foam & Pocket Springs, Pressure Relief, Motion Isolation, Ergonomic Bed - White - King
14'' Hybrid Mattress, Memory Foam & Pocket Springs For Pressure Relief
12'' Hybrid Mattress, Memory Foam & Pocket Springs For Pressure Relief
14" Mattress Hotel Collection Hybrid Mattress With Gel Memory Foam & Pocket Springs - Brown / White - King
14" Hybrid Mattress, Memory Foam & Pocket Spring Bed, Cooling, Pressure Relief, Back & Hip Support - Gray / White - King
14" Hybrid Mattress, Memory Foam & Pocket Spring Bed, Medium Firm Comfort, Spine Support, Quiet & Breathable - White - King
12" Hybrid Mattress, Memory Foam & Pocket Spring Bed, Medium Firm Comfort, Spine Support, Quiet & Breathable - White - King
Rresta Hotel Collection - 12" Medium Firm Hybrid Mattress With 5 Zone Support For Back & Hip Relief, Fiber Free, Certipur Us Certified
10" Tea Memory Foam Mattress In Box, Fiberglass Free
Restonic - ComfortCare Hybrid CosmoRest Euro Top
HealthRest - PolarBreeze
King Mattresses
King Mattresses – Spacious Comfort for Restful, Luxurious Sleep
Discover our premium collection of king mattresses, designed to deliver maximum space, superior comfort, and full-body support. Ideal for couples or anyone who values extra room to stretch out, king mattresses are the ultimate choice for a luxurious sleep experience.
Choose from memory foam, hybrid, and innerspring king mattresses—each engineered to provide lasting comfort, pressure relief, and durability.
Why Choose a King Mattress?
King mattresses offer the largest standard sleeping surface, making them perfect for couples who want more personal space or individuals who enjoy expansive comfort.
Key Benefits of King Mattresses
- Maximum sleeping space for couples or solo sleepers
- Ideal for large master bedrooms
- Enhanced comfort and freedom of movement
- Available in foam, hybrid, and innerspring styles
- Premium sleep experience with extra room
King Mattress Size Explained
Standard Dimensions
- King Mattress Size: 76" x 80"
A king mattress provides the same length as a queen but adds significant extra width, giving each sleeper more personal space.
Explore King Mattress Types
Memory Foam King Mattresses
Contour to your body for pressure relief, motion isolation, and personalized comfort—perfect for couples.
Hybrid King Mattresses
Combine responsive coils with foam layers for balanced support, cooling airflow, and durability.
Innerspring King Mattresses
Traditional coil systems provide strong support, breathability, and a responsive sleep surface.
Who Are King Mattresses Best For?
King mattresses are ideal for:
- Couples wanting maximum personal space
- Families who co-sleep occasionally
- Spacious master bedrooms
- Sleepers who move frequently during the night
Shop King Mattresses Online
Upgrade your sleep experience with our wide selection of king mattresses. Whether you prefer plush comfort, firm support, or a balanced hybrid feel, you’ll find the perfect mattress to suit your needs.
Enjoy premium comfort, better sleep, and fast delivery straight to your home.
Frequently Asked Questions About King Mattresses
What size is a king mattress?
A standard king mattress measures 76 inches wide by 80 inches long.
Is a king mattress good for couples?
Yes, king mattresses are ideal for couples because they provide maximum sleeping space and comfort.
What’s the difference between king and California king?
A king is wider, while a California king is slightly longer but narrower.
Is there something you're missing from King Mattresses?
We can deliver all products from this manufacturer. Please contact us via our contact form to discuss your specific product inquiry.
King Mattresses for Sale – Memory Foam, Hybrid & Innerspring Beds
Stretch Out in Luxury with Our King Mattress Collection
Our king mattresses at Best Buy Furniture offer expansive comfort and cutting-edge support—ideal for couples, families with co-sleeping kids or pets, and anyone who loves extra room. With 25 years of trusted service in Philadelphia & New Jersey, our king lineup delivers top-tier materials, a 120-night sleep trial, and free setup for your ultimate peace of mind.
Why Shop Our King Mattresses?
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Generous Dimensions – At 76″ × 80″, king size provides ample space for two adults plus pets or kids without feeling cramped.
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Customized Support – Available in plush, medium-firm, and firm profiles, plus split-king dual-comfort options for individualized sleep zones.
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Premium Construction – High-density memory foams, zoned pocketed coils, natural latex layers, and cooling gels engineered for lasting performance.
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Risk-Free Trial & Warranty – Enjoy 120 nights to test comfort; return or exchange at no charge—and rest easy with a 10-year limited warranty.
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Free Local Delivery & Setup – Same-day delivery throughout Philly & NJ, white-glove setup in your bedroom, plus old-mattress removal.
Modern & Innovative Designs
Experience the latest in king mattress technology:
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Gel-Infused Memory Foam – Draws heat away for cool, pressure-relieving slumber.
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Pocketed Coil Hybrids – Individually wrapped springs adapt to body contours while minimizing partner motion.
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Natural Latex Comfort – Breathable, eco-friendly layers that combine resilience with hypoallergenic benefits.
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Euro-Top & Pillow-Top Surfaces – Luxurious plushness over a supportive core—no compromise between softness and support.
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Split-King Configurations – Two twin-XL mattresses in one king frame, each with its own firmness and movement isolation.
Unbeatable Discounts & Value
Upgrade to king size without the steep price:
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Up to 50% Off select king mattresses during clearance events.
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Bundle & Save – Add a foundation or adjustable base and enjoy an extra 10% off.
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Flash Sales – Weekly markdowns on top king models; email subscribers get VIP early access.
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Flexible Financing – 0% APR for 6–24 months or rent-to-own starting at $29/week (no credit check).
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Price Match Guarantee – We’ll match any local retailer’s advertised price on identical king mattresses.
Types & Styles of King Mattresses
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All-Foam King Mattresses – Memory foam or latex for contouring comfort and minimal partner disturbance.
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Innerspring King Mattresses – Classic coil systems with reinforced edges for durability and enhanced airflow.
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Hybrid King Mattresses – Foam comfort layers atop responsive pocketed coils for balanced support and cooling.
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Latex King Mattresses – GOLS-certified natural latex for eco-friendly buoyancy and resilience.
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Adjustable Base-Compatible – Flexible constructions designed to bend with power bases without damage.
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Organic & Natural King Mattresses – CertiPUR-US® foams and Oeko-Tex® fabrics for chemical-free, hypoallergenic sleep.
Sleep Tips & Inspiration
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Choose Your Firmness: Side sleepers often prefer medium-soft to medium-firm; back and stomach sleepers typically need medium-firm to firm support.
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Top It Off: Enhance luxury with a plush or cooling mattress topper to fine-tune your feel.
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Rotate Seasonally: Rotate your mattress 3–6 months to even out wear and prevent sagging.
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Support Your Base: Pair with a sturdy slatted foundation or adjustable base to uphold your warranty and maximize support.
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Create a Sanctuary: Complement your king mattress with breathable, high-thread-count linens, blackout curtains, and soft lighting for restful ambiance.
Frequently Asked Questions
1. What room size do I need for a king mattress?
A bedroom of at least 12′ × 12′ is recommended to fit a king bed plus walking space and bedside tables.
2. What is a split-king mattress?
Two twin-XL mattresses side by side, each with its own comfort level and reduced motion transfer—perfect for partners with different preferences.
3. Can I use my old foundation with a new king mattress?
Yes—if it’s in good condition and the correct size. For best performance, we recommend a new foundation or adjustable base.
4. What is included in the 120-night trial?
Sleep risk-free for 120 nights; if it’s not right, we’ll arrange pickup and a full refund or exchange at no cost.
5. How long will my king mattress last?
With proper care and rotation, most high-quality king mattresses maintain comfort and support for 7–10 years.
What Our Customers Are Saying
“Our new split-king hybrid feels like a custom mattress—my husband loves firm, I love plush, and we both sleep soundly!”
— Laura M., Philadelphia, PA
“King size gave us so much extra space. The gel-foam top kept me cool all summer.”
— Jason R., Cherry Hill, NJ
“Free setup and old-mattress removal made everything seamless. Highly recommend!”
— Priya K., Mount Laurel, NJ
“The latex king is bouncy, breathable, and eco-friendly—couldn’t be happier.”
— Anthony L., Camden, NJ
“Great deal—I bundled the king mattress with an adjustable base during the flash sale and saved big!”
— Emily T., West Chester, PA
Ready to upgrade to king size? Explore our full king mattress collection now and schedule your complimentary sleep consultation today!
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