Comfortable King Size Beds

Indulge in the ultimate luxury and spaciousness with our collection of comfortable king size beds. Designed to provide ample room for restful nights and rejuvenating sleep, these beds offer a perfect blend of style and functionality. Whether you prefer plush pillow tops or firm memory foam, our range of king size beds ensures that you find the perfect balance of comfort and support for a truly restorative night's sleep. Upgrade your bedroom with a king size bed that not only enhances your decor but also promotes better sleep quality and overall well-being.

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Beautyrest Greenwood 10.5" Firm Mattress

3153

Starting at

$1300⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sleepy's Rest Firm 2.0 Innerspring Mattress

6375

Starting at

$450⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain

Tulo 10" Medium Cooling Hybrid Mattress

116

Starting at

$437⁹⁹

$1250⁹⁹

$813 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

Sealy Essentials Sudley 8.5" Firm Mattress

910

Starting at

$400⁹⁹

$1000⁹⁹

$600 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain

Beautyrest BR800 12" Medium Mattress

2820

Starting at

$559⁹⁹

$1300⁹⁹

$741 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

72 hour sale ends Monday!

Purple Original Mattress

26715

Starting at

$1499⁰⁰

$1999⁰⁰

$500 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Temperature
Allergies

Sleepy's Basic Hybrid Mattress

1473

Starting at

$600⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Bed Partner
Pain

Queen mattress & base now $499 with code ELEVATE (must add base to cart)

Beautyrest BR800 12" Plush Euro Top Mattress

577

Starting at

$590⁹⁹

$1400⁹⁹

$810 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Sleepy's By Sealy Medium Euro Top Mattress

3278

Starting at

$800⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sleepy's Rest Medium Innerspring Mattress

6375

Starting at

$450⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain

Tempur-Pedic TEMPUR-Adapt 1.0 11" Medium Mattress

2655

Starting at

$2029³⁰

$2899⁰⁰

$870 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Allergies
Bed Partner
Temperature

Beautyrest BR800 11.25" Firm Mattress

1632

Starting at

$615⁹⁹

$1300⁹⁹

$685 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Stearns & Foster Estate 14.5" Firm Mattress

955

Starting at

$2799⁰⁰

$2999⁰⁰

$200 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

Receive $300 Instant Gift⁴ with purchase.

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1498

Starting at

$672⁹⁹

$1500⁹⁹

$828 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Pressuresmart MF 12.5" Firm Mattress

144

Starting at

$1250⁹⁹

$2000⁹⁹

$750 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

543

Starting at

$690⁹⁹

$1380⁹⁹

$690 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Allergies
Temperature

Tulo Lavender 8" Medium Memory Foam Mattress

448

Starting at

$295⁹⁹

$460⁹⁹

$165 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Temperature

Tulo Upholstered Platform Bed Frame

Starting at

$280⁹⁹

Zinus Green Tea 6 Cushioned Firm Memory Foam Mattress

1088

Starting at

$299⁰⁰

$540⁹⁹

$241 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature

Tulo 12" Medium Firm Cooling Hybrid Mattress

134

Starting at

$567⁹⁹

$1450⁹⁹

$883 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

Tulo 11" Medium Firm Cooling Hybrid Mattress

196

Starting at

$492⁹⁹

$1300⁹⁹

$808 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

Pressuresmart MF 15" Plush Euro Top Mattress

Starting at

$1750⁹⁹

$2100⁹⁹

$350 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Zinus Green Tea 10 Cushioned Firm Memory Foam Mattress

1061

Starting at

$439⁰⁰

$860⁹⁹

$421 OFF

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Temperature

Tulo 13" Medium Firm Cooling Hybrid Mattress

157

Starting at

$562⁹⁹

$1500⁹⁹

$938 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Pain
Bed Partner

Comfortable King Size Beds

A king size bed isn’t just a place to sleep—it’s a sanctuary that transforms your nightly routine and elevates the comfort of your entire bedroom. Whether you’re sharing the space with a partner, stretching out solo, or welcoming a pet or child for the occasional snuggle, the generous dimensions of a king size bed provide unmatched room to relax and unwind. As summer arrives and the days grow longer, having a cool, comfortable retreat at night becomes even more essential, and the right mattress can make all the difference. When considering a firm king size mattress, think about the support level that suits your personal sleep style. Side sleepers might prefer a touch of plushness, while back and stomach sleepers often benefit from the sturdy feel of a firm king mattress. The best king size mattress firm options are designed to cradle your body while maintaining healthy spinal alignment, so you wake up refreshed and ready to greet the morning sun. For couples, a king size bed means less disturbance from movement, making it easier to sleep soundly throughout the night, even if your partner is an early riser or a restless sleeper.

Selecting the right mattress firm king is about more than just size; it’s about creating a foundation for restful sleep that supports your lifestyle and preferences. If you’re outfitting a master bedroom, upgrading your guest room, or searching for a meaningful housewarming or wedding gift, a king size bed is a thoughtful and lasting choice. Imagine gifting a newlywed couple the luxury of a spacious, supportive bed, or treating yourself to an upgrade that turns your bedroom into a peaceful retreat. During warmer months, many people appreciate mattresses with breathable materials and cooling technology, which help regulate temperature and keep you comfortable through balmy June nights. Firm king mattresses can also be a smart investment for those who experience back pain or simply prefer a more supportive surface. When evaluating options, consider features like motion isolation, edge support, and the overall mattress firm price to ensure you’re getting the best value for your needs. If you’re ready to explore all the possibilities and discover the perfect fit for your sleep sanctuary, browse our curated selection of King Size Comfortable Mattresses to find the ideal blend of comfort, support, and quality craftsmanship.