Best Box Spring For King

If you are ready to choose a new best box spring for king, check out our detailed recommendation below!.

In Hurry? Checkout Our Top Pick Of Best Box Spring For King.

Our Top Pick
ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

9.7/10 our score

Best Box Spring For King

Rank Product Name Score
1
ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King
9. 7
2
Zinus Keenan 14 Inch Free Standing Smart Box Spring / Mattress Foundation / With 9 Support Legs / Strong Steel Structure / Easy Assembly Required, King

Zinus Keenan 14 Inch Free Standing Smart Box Spring / Mattress Foundation / With 9 Support Legs / Strong Steel Structure / Easy Assembly Required, King
9. 5
3
ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King
9. 1
4
ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy Steel Structure / Easy Assembly, King

ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy Steel Structure / Easy Assembly, King
8. 8
5
ZINUS Upholstered Metal Box Spring with Wood Slats / 7.5 Inch Mattress Foundation / Easy Assembly / Fabric Paneled Design, King

ZINUS Upholstered Metal Box Spring with Wood Slats / 7.5 Inch Mattress Foundation / Easy Assembly / Fabric Paneled Design, King
8. 6
6
ZINUS Quick Lock Metal Box Spring / 9 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King

ZINUS Quick Lock Metal Box Spring / 9 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King
8. 2
7
Amazon Basics Mattress Foundation / Smart Box Spring for King Size Bed, Tool-Free Easy Assembly - 9-Inch, King

Amazon Basics Mattress Foundation / Smart Box Spring for King Size Bed, Tool-Free Easy Assembly – 9-Inch, King
8. 0
8
Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly - 7-Inch, King

Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly – 7-Inch, King
7 .7
9
Greaton 4-Inch Low Profile Metal Fully Assembled Traditional Box Spring/Foundation for Mattress, King Size, 78x79

Greaton 4-Inch Low Profile Metal Fully Assembled Traditional Box Spring/Foundation for Mattress, King Size, 78×79
7. 4
10
KINGSO King Bed Frames with Headboard, 14 Inch Platform 1500H Metal Bed Frame with Storage, Heavy Duty Steel Slat and Anti-Slip Support, Easy Quick Lock Assembly, No Box Spring Needed - King

KINGSO King Bed Frames with Headboard, 14 Inch Platform 1500H Metal Bed Frame with Storage, Heavy Duty Steel Slat and Anti-Slip Support, Easy Quick Lock Assembly, No Box Spring Needed – King
7. 2

1. ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

9.7/10 our score

  • THE LAST BOX SPRING YOU’LL EVER NEED – Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time.
  • DURABLY ENGINEERED – Durable steel is used to construct the inside framework of this foundation, twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • HIGH PROFILE DESIGN – A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor, For the fastest resolution and to avoid delays, please describe your issue as precisely as possible
  • THOUGHTFULLY PACKAGED – All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Worry-free 5 year limited warranty included, box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

2. Zinus Keenan 14 Inch Free Standing Smart Box Spring / Mattress Foundation / With 9 Support Legs / Strong Steel Structure / Easy Assembly Required, King

Zinus Keenan 14 Inch Free Standing Smart Box Spring / Mattress Foundation / With 9 Support Legs / Strong Steel Structure / Easy Assembly Required, King

9.5/10 our score

  • Strong and Sturdy steel structure
  • Convenient and compact packaging
  • All tools included for assembly. Worry free 5 year limited warranty / Box Spring only, Bed frame sold separately
  • Available in Twin, Full, Queen, King
  • Note : The size 76 x 80 x 14 includes the box spring and the legs of the product

3. ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

9.1/10 our score

  • THE LAST BOX SPRING YOU’LL EVER NEED – Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time and is backed by our Zinus “Peace of Mind” 5 year warranty
  • DURABLY ENGINEERED – Durable steel is used to construct the inside framework of this foundation, twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • LOW PROFILE DESIGN – A 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor
  • THOUGHTFULLY PACKAGED – All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Worry-free 5 year limited warranty included, box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

4. ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy Steel Structure / Easy Assembly, King

ZINUS Metal Box Spring with Wood Slats /9 Inch Mattress Foundation / Sturdy Steel Structure / Easy Assembly, King

8.8/10 our score

  • A MATTRESS GAME-CHANGER – Any decent mattress needs a good foundation behind it, and this box spring is one of our best, built with all of the trusted support we put into our ever-so-popular platform beds, this game-changing box spring has the total package – an unwavering steel structure, reliable, closely spaced wood slats and a compact, cleverly developed, well, package
  • DURABLY ENGINEERED – Durable steel and wood slats are used to construct the interior framework of this foundation, twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • HIGH PROFILE DESIGN – A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor
  • THOUGHTFULLY PACKAGED – All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Worry-free 5 year limited warranty included, box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

5. ZINUS Upholstered Metal Box Spring with Wood Slats / 7.5 Inch Mattress Foundation / Easy Assembly / Fabric Paneled Design, King

ZINUS Upholstered Metal Box Spring with Wood Slats / 7.5 Inch Mattress Foundation / Easy Assembly / Fabric Paneled Design, King

8.6/10 our score

  • DIMENSIONS: 76″ X 79″ X 7.5″ | WEIGHT: 57 lb
  • DURABLY ENGINEERED – Thick steel interior framework and 2.8 inch wood slats are covered in a durable woven grey fabric, supports any latex, memory foam or spring mattress
  • CUSTOMIZE THE HEIGHT OF THE BED – With 3 different profiles available, you can choose to make your bed as high or low as you like, twin size can support upto 350 lbs, and all other sizes can support upto 700 lbs
  • THOUGHTFULLY PACKAGED – All parts, tools and instructions are packed into one compact box that ships straight to your door, easily assembles in less than an hour
  • STYLE & SUBSTANCE – Designed to keep up with appearances, this metal framed foundation offers a twist on traditional, featuring thick wooden slats, a steel structure and grey fabric panels for an upholstered look that complements your mattress and bed frame
  • Worry-free 5 year warranty included, box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

6. ZINUS Quick Lock Metal Box Spring / 9 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King

ZINUS Quick Lock Metal Box Spring / 9 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King

8.2/10 our score

  • HASSLE & HEADACHE FREE – The Quick Lock Metal Box Spring comes together with easy-to-follow instructions, fewer bolts and absolutely no headaches, assembly that’s intuitive and packaging that seems to defy the laws of physics
  • DURABLY ENGINEERED – A durable steel frame is used to construct the interior framework of this foundation, twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • HIGH PROFILE DESIGN – A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor
  • THOUGHTFULLY PACKAGED – All parts, tools and instructions are packed into one compact box that ships straight to your door, Quick Snap assembly system makes set-up intuitive and stress-free
  • Worry-free 5 year limited warranty included, box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

7. Amazon Basics Mattress Foundation / Smart Box Spring for King Size Bed, Tool-Free Easy Assembly – 9-Inch, King

Amazon Basics Mattress Foundation / Smart Box Spring for King Size Bed, Tool-Free Easy Assembly - 9-Inch, King

8/10 our score

  • Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress
  • Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress
  • 2-piece fabric top and bottom covers zip securely together for full coverage, cover is removable for spot cleaning
  • Easy Assembly: New frame construction allows for easy assembly in minutes with no tools required
  • Foldable steel frame to be packed in one smart package and faster delivery to your front
  • Measures 9 inches deep, backed by an Amazon Basics 1-year limited warranty

8. Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly – 7-Inch, King

Amazon Basics Mattress Foundation, Smart Box Spring, Tool-Free Easy Assembly - 7-Inch, King

7.7/10 our score

  • Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress
  • Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress
  • 2-piece fabric top and bottom covers zip securely together for full coverage, cover is removable for spot cleaning
  • Easy Assembly: New frame construction allows for easy assembly in minutes with no tools required
  • Foldable steel frame to be packed in one smart package and faster delivery to your front
  • Measures 7 inches deep, backed by an Amazon Basics 1-year limited warranty

9. Greaton 4-Inch Low Profile Metal Fully Assembled Traditional Box Spring/Foundation for Mattress, King Size, 78×79

Greaton 4-Inch Low Profile Metal Fully Assembled Traditional Box Spring/Foundation for Mattress, King Size, 78x79

7.4/10 our score

  • STRONG AND STURDY: made from strong traditional wood structure, made of light yet dense lumber which prevents the box to loosen up and crack and keeps the mattress in perfect shape
  • WORKS WITH ALL MATTRESSES: this box spring is good for all mattresses
  • NO ASSEMBLY REQUIRED: Shipped fully assembled and ready to use, open the box and the mattress is ready to use
  • FAST SHIPPING: Very Compact resulting fast and easy shipment
  • WILL WORK GREAT WITH HIGHER PROFILE MATTRESSES: the 4 inch box spring will give a perfect height for you mattress
  • KING SIZE MEASUREMENT: Length-80 inches x Width-76 x Height-4 Weighs-24 lbs. Box Dimensions: 80x76x8

10. KINGSO King Bed Frames with Headboard, 14 Inch Platform 1500H Metal Bed Frame with Storage, Heavy Duty Steel Slat and Anti-Slip Support, Easy Quick Lock Assembly, No Box Spring Needed – King

KINGSO King Bed Frames with Headboard, 14 Inch Platform 1500H Metal Bed Frame with Storage, Heavy Duty Steel Slat and Anti-Slip Support, Easy Quick Lock Assembly, No Box Spring Needed - King

7.2/10 our score

  • 1500 LB Excellent Load Bearing – Sturdy king bed frame is made of durable steel with a sleek black finish can withstand 1200 pounds of static pressure and prevents structural twisting. The solid steel slats and steel frame construction provide excellent strength support to mattress and increases mattress life
  • No Box Spring Need – Metal bed frame king wirh headboard offers a quiet supportive foundation for a mattress. And accommodates a matching-size mattress and no box spring needed. The frame encloses the mattress to prevent sliding or wobbling
  • Large Storage Space – 14 inches clearance under the bed for linens, out-of-season clothing or other items, dimensions: 82 x 78 x 14 inches, available dimensions for mattress: 81 x 77 inches, weight: 50 pounds
  • User-Friendly Design – Two sides with headboard brackets of the king bed frames can prevent the mattress from sliding.Metal bed frame is easy to carry, setup and store, all the required hardware and tools are included