If you’re looking to buy a new king size mattress amazon and still confused about which one is best.

Then you’re in the right place because Our team has spent more than 50 hours researching, comparing, and testing the different options available in the market nowadays to be able to compile the following list of picks for the best king size mattress amazon you can purchase right away from Amazon.

First, here are our picks for today along with our research score for each item.

Top 10 best king size mattress amazon (Our Favorites)

Now, let’s take a look at each item of the best king size mattress amazon, in order to know the different features & benefits of each pick.

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

$133.00  in stock
Amazon.com
as of May 6, 2022 9:56 am

Features

  • 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 tool-free assembly; interlocking frame components assemble in minutes
  • Outer frame folds down for compact, convenient shipping to your front door

Amazon Basics Metal Bed Frame, 9-Leg Base for Box Spring and Mattress - King, 79.6 x 76-Inches, Tool-Free Easy Assembly

$71.08  in stock
1 used from $58.70
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • King bed frame supports a same-size box spring and mattress set (not included)
  • 9 legs (3 rows of 3) and a side-to-side center bar for optimal stability and all-over support
  • Durable steel construction with a sleek black finish
  • Simple lock-together system for easy assembly (no tools needed)
  • King size measures 79.6 x 76 x 7 inches (LxWxH)

Amazon Basics Cotton Jersey Bed Sheet Set - King, Dark Gray

$46.99  in stock
4 used from $41.50
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • 4-piece king sheet set includes flat sheet, fitted sheet, and 2 pillowcases
  • Jersey knit stretch provides a perfectly snug fit on your mattress; fitted sheet pockets fit mattresses up to 14 inches deep
  • Lightweight all-season sheets are exceptionally soft, breathable, and comfortable
  • Durable and easy to care for; machine washable and dryer safe
  • Made in a Green factory Standard 100 Factory meaning this product went through rigorous independent testing to ensure the fabrications and features meet high safety and environmental standards

ZINUS Omkaram Upholstered Platform Bed Frame / Mattress Foundation / Wood Slat Support / No Box Spring Needed / Easy Assembly, King

$350.99
$219.07
 in stock
Amazon.com
as of May 6, 2022 9:56 am

Features

  • TALL, TIMELESS & TRUSTED - Support your higher profile mattress with this platform bed’s 47-inch tall headboard, designed with a versatile navy shade and button-tufting as well as dependable, box spring-free mattress support
  • DURABLY DESIGNED - Interior steel framework and dense foam padding add comfort and longevity; twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
  • NO BOX SPRING NEEDED - Durable wood slats support and extend the life of your latex, memory foam or spring mattress without the need for a box spring; for the twin and full sizes, slats are spaced 2.8 inches apart, and for other sizes, slats are spaced 3.2 inches apart
  • EASY ASSEMBLY – Everything you need is efficiently packed into one box and shipped straight to your door; all parts, tools and instructions are located in the zippered compartment of the headboard for easy, two-person assembly in under an hour
  • Worry-free 5 year limited warranty included; mattress sold separately

Zinus Abel 14 Inch Metal Platform Bed Frame / Mattress Foundation / No Box Spring Needed / Steel Slat Support / Easy Quick Lock Assembly, King

$117.44
$102.75
 in stock
2 new from $102.75
4 used from $71.21
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • Go minimalist - Less is more, especially with this modern and boldly outlined foundation that lends both strength and understated sophistication to your bedroom - 2 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 pounds, while all other sizes can support up to 500 pounds

Lutron Caseta Wireless Pedestal for Pico Remote, L-PED1-WH, White

$12.97
$10.31
 in stock
11 new from $7.50
2 used from $8.97
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • Conveniently angles Pico remote (sold separately) for tabletop use
  • Weighted, non slip base anchors the pedestal
  • Makes your remote easy to find and control
  • Holds (1) Pico remote at convenient angle for tabletop use
  • Option available to hold 2 Pico remotes (L-PED2-XX)

Casper Sleep Original Foam Mattress, King

$1,695.00  in stock
Amazon.com
as of May 6, 2022 9:56 am

Features

  • Our innovative mattress formula that brings together a proprietary combination of materials to unlock your best night’s sleep—for even better tomorrows.
  • Mattress dimensions: 76” W x 80” L x 11” H. Foam weight: 101 lbs
  • Softer foam around the shoulders provides more relief-push feel to the upper body. Firmer foam under the hips, waist, and lower back helps align your spine. For cooling, a top layer of perforated breathable foam helps reduce heat, Tiny holes move hot air and body heat away
  • The CertiPUR-US program certifies all our foams, They are made without ozone-depleting chemicals and are regulated by the Consumer Product Safety Commission Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million)
  • 100 night trial and free returns within 100 days of receipt of shipment on products sold by Casper on Original Foam 2020

Amazon Basics Metal Bed with Modern Industrial Design Headboard - 14 Inch Height for Under-Bed Storage - Wood Slats - Easy Assemble, King

$199.00
$120.75
 in stock
Amazon.com
as of May 6, 2022 9:56 am

Features

  • Contemporary style: King-size metal bed frame with modern headboard combines strength and sleek style for ultimate sleeping comfort; note: mattress not included; no box spring needed
  • Durable noise-free design: steel frame with 10 wood slats provides reliable support; non-slip tape on slats to keep mattress in place; plastic feet for floor protection; foam-padded tape and non-loosening screws prevent the metal frame from making noise
  • Adjustable-height headboard: easily raise or lower the headboard, using the intuitive hook-and-loop configuration, to accommodate different size mattresses and different user heights
  • Under-bed storage space: with a vertical clearance of 12 inches (from the floor to the bottom of the rail), the bed frame provides convenient out-of-the-way storage space
  • Weight capacity, easy assembly, and warranty: bed frame holds up to 500 pounds of combined weight (not including a mattress); assembles easily in a matter of minutes; screw kit and instructions included; backed by an Amazon Basics 5-year limited warranty

Amazon Basics Foldable, 14" Black Metal Platform Bed Frame with Tool-Free Assembly, No Box Spring Needed - King

$135.00  in stock
3 used from $114.99
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • Product Dimensions: 80" L x 76" W x 14" H | Weight: 51.8 pounds
  • Designed for sleepers up to 250 pounds
  • King platform bed frame offers a quiet, noise-free, supportive foundation for a spring, hybrid or memory foam 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

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

$166.79
$149.00
 in stock
3 new from $149.00
Free shipping
Amazon.com
as of May 6, 2022 9:56 am

Features

  • 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