10 Best Box Springs 2021

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation – ⭐ Best Overall Box Spring

OLB-ABS-9Q by Zinus

  • Color: Grey
  • Weight: 40.67 pounds
  • Dimensions: 79 x 59.5 x 9 inches
  • Warranty: Worry-free 5 year limited warranty included.
ZINUS 9 Inch Smart Metal Box Spring / Mattress Foundation
  • 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
  • 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

ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation

OLB-ABS-5Q by Zinus

  • Color: White
  • Weight: 37.7 pounds
  • Dimensions: 79 x 59.5 x 5 inches
  • Warranty: Worry-free 5 year limited warranty included.
ZINUS 5 Inch Smart Metal Box Spring / Mattress Foundation
  • 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

Amazon Basics Mattress Foundation / Smart Box Spring for Twin – 💲 Best Budget Box Spring

AMZ-5KDBS-T2 by Amazon Basics

  • Color: Black
  • Weight: 23.1 pounds
  • Dimensions: 74 x 38 x 5 inches
Amazon Basics Mattress Foundation / Smart Box Spring for Twin
  • 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 5 inches deep; backed by an Amazon Basics 1-year limited warranty

ZINUS Metal Box Spring with Wood Slats /7.5 Inch Mattress

AZ-HBBS-75F by Zinus

  • Color: White
  • Weight: 47.99 pounds
  • Dimensions: 74 x 53 x 7.5 inches
  • Warranty: Worry-free 5 year limited warranty included.
ZINUS Metal Box Spring with Wood Slats /7.5 Inch Mattress
  • 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
  • THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Box spring only, a bed frame or platform bed is required to support this foundation and is sold separately
  • Worry-free 5 year limited warranty included

Zinus Jayanna 4 Inch BiFold Box Spring / Mattress Foundation

OLB-BIFD-4Q by Zinus

  • Color: Grey
  • Weight: 34.6 pounds
  • Dimensions: 79 x 59.5 x 4 inches
Zinus Jayanna 4 Inch BiFold Box Spring / Mattress Foundation
  • DIMENSIONS: 79" X 59.5" X 4" | Weight: 34.6 lb
  • BOX SPRING: A bed frame or platform bed is required to support this foundation (sold separately)
  • AS SIMPLE AS UNFOLD & UNWIND - Requiring no tools and zero tedious assembly, the innovative BiFold box spring requires only unfolding to become bedtime ready; the hardest part will be taking it out of the box
  • DURABLY ENGINEERED - Durable steel is used to construct the interior framework of this reliable foundation; slats are spaced 2.8 inches apart; twin size supports a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 lbs
  • LOW PROFILE DESIGN - A 4 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor
  • THOUGHTFULLY PACKAGED - All parts and instructions are packed into one compact box that ships straight to your door

ZINUS 7 Inch Smart Metal Box Spring / Mattress Foundation – 👑 Premium Pick

OLB-ABS-7Q by Zinus

  • Color: Grey
  • Weight: 39.22 pounds
  • Dimensions: 79 x 59.5 x 7 inches
  • Warranty: Worry-free 5 year limited warranty included.
ZINUS 7 Inch Smart Metal Box Spring / Mattress Foundation
  • 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
  • THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door
  • Box spring only, a bed frame or platform bed is required to support this foundation and is sold separately
  • Worry-free 5 year limited warranty included

Amazon Basics 10" Modern Metal Platform Bed with Wood Slat

XT-AB-ES-10-Q by Amazon Basics

  • Weight: 40.9 pounds
  • Dimensions: 79.5 x 10 x 59.5 inches
Amazon Basics 10" Modern Metal Platform Bed with Wood Slat
  • Modern style: simple, straightforward lines and a sleek black finish offer a visually pleasing appearance; coordinates easily with contemporary decor
  • Durable construction: solid frame made of rugged steel with heavy-duty wooden slats for stability and long-lasting support; no additional foundation or box spring needed
  • Quiet and secure: noise-free foam on central steel frame; non-slip tape on wooden slats for secure placement
  • Storage space: convenient space under the bed allows for keeping items like extra bedding, seasonal clothing, sports gear, and more out of the way yet easily accessible
  • Simple set-up and warranty: assembles quickly and easily; screw kit and instructions included; backed by an Amazon Basics 1-year limited warranty

Amazon Basics Mattress Foundation

AMZ-7KDBS-T2 by Amazon Basics

  • Color: White
  • Weight: 25.07 pounds
  • Dimensions: 74 x 7 x 38 inches
Amazon Basics Mattress Foundation
  • NOTE: Size Twin and TwinXL don't have C part
  • 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

Zinus Abel 14 Inch Metal Platform Bed Frame / Mattress

OLB-QLSP-14Q by Zinus

  • Color: Black
  • Weight: 39.23 pounds
  • Dimensions: 79.5 x 59.5 x 14 inches
Zinus Abel 14 Inch Metal Platform Bed Frame / Mattress
  • Go minimalist- Less is more, especially with this modern and boldly outlined foundation that lends both strength and understated sophistication to your bedroom - two qualities that never go out of style
  • No box spring needed- Reliable metal slats are designed to support and extend the life of your latex, memory foam or spring mattress without the need for a box spring; for twin and full sizes, slats are spaced 5.5 to 5.9 inches apart
  • Underbed clearance- A 14 inch platform features 12 inches of underbed space perfect for storing extra odds and ends
  • Easy assembly- Metal slats are secured with our bolt-free Quick Lock assembly system to save you time and hassle; all parts, tools and instructions are shipped straight to your door in one efficiently packed box; set-up takes less than hour with a friend’s help
  • Worry-free 5 year limited warranty included; mattress sold separately; twin size supports a maximum weight capacity of 250 lbs, while all other sizes can support up to 500 lbs

Amazon Basics Foldable

AMZ-14BIBF-T by Amazon Basics

  • Color: Black
  • Weight: 26.3 pounds
  • Dimensions: 75 x 39 x 14 inches
Amazon Basics Foldable
  • Product Dimensions: 75" L x 39" W x 14" H | Weight: 26.3 pounds
  • Designed for sleepers up to 250 pounds
  • Twin platform bed frame offers a quiet, noise-free, supportive foundation for a mattress. No box spring needed
  • Folding mechanism makes the frame easy to store and move in tight spaces
  • Provides extra under-the-bed storage space with a vertical clearance of about 13 inches
  • Fast, easy setup—no tools required
  • Made of durable steel with a sleek black finish

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