The Best Zinus 18 Inch Premium Smartbase King of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best Zinus 18 Inch Premium Smartbase King of 2022. Check our ranking below.

2,229 Reviews Scanned

Rank No. #1

ZINUS SmartBase Heavy Duty Mattress Foundation, 18 Inch Metal Platform Bed Frame, No Box Spring Needed, Sturdy Steel Frame, Underbed Storage, Queen

OUR STRONGER MATTRESS SUPPORT – “Strong” may be an understatement; this all-in-one foundation, made with heavy duty steel, can support up to 3000 lbs
NO BOX SPRING NEEDED - Platform is engineered with heavy gauge steel wires that replace your box spring, allowing you to rest your latex, memory foam or spring mattress directly on top of the foundation
UNDERBED STORAGE – Storage space under the frame provides valuable storage room for extra odds and ends; improved design features recessed legs for safety
QUICK, TOOL-FREE ASSEMBLY - Shipped in one box and requires no tools for assembly; simply unfold and rest your mattress on top; twin and twin XL sizes support a maximum weight capacity of 1500 lbs, while all other sizes can support up to 3000 lbs
Worry-free 5 year limited warranty included; mattress sold separately

SaleRank No. #2

ZINUS Yelena 18 Inch King Metal Platform Bed Frame, Steel Slat Support, No Box Spring Needed, Eco Friendly WonderBox(TM) Packaging, Easy Assembly, Black

MODERN STYLE, EARTH FRIENDLY WONDERBOX(TM) - This boldly outlined foundation has 16" of underbed clearance, and it’s shipped in a box designed to leave a smaller carbon footprint
HEADBOARD COMPATIBLE - This frame is designed to easily attach to your own standard-sized headboard using predrilled holes in two of the legs; headboard not included
NO BOX SPRING NEEDED - Durable metal slats support and extend the life of your spring, memory foam or latex mattress without a box spring; twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
EASY ASSEMBLY – All parts, tools and instructions are shipped straight to your door in our new, earth-friendly WonderBox(TM); easy assembly in under an hour with a friend’s help
WORRY-FREE WARRANTY - A limited, 5-year warranty covers any manufacturing defects; mattress sold separately

SaleRank No. #3

NKZ 18 Inch King Size Bed Frame, Metal Bed Frame & Box Spring 2 in 1 Platform with Round Corner Legs, 4000Lbs Heavy Duty Metal Frame, Mattress Slide Stopper, Headboard Hole, Noise-Free, Easy Assembly

Sturdy and Stable 2-in-1 Design - NKZ newest metal platform features a Bed Frame & Box Spring in one design, with a double outer frame reinforcement and 9 sturdy legs, it has a maximum weight capacity of 4,000 lbs and is designed to prevent it from bending due to insufficient load-bearing capacity.
Rounded Corner Design & Headboard Holes - The NKZ bed frame's legs are designed with safety rounded corners to avoid bumping your toes. 3 reserved holes in the front and back legs of the bed frame ,give you more flexible matching options.
4 Mattress Baffles & Rubber Feet - Metal bed frame comes with 4 mattress Baffles to hold the mattress in place. The feet of the bed frame are fitted with rubber feet, non-slip and prevent scratches on the floor, as well as eliminating noise and keeping the night quiet.
NO Box Spring Needed & Storage - The innovative 2-in-1 design offers enhanced stability and load-bearing capacity compared to traditional bed frames, no box spring needed.The 18" bed frame provides 14" of storage space for storing seasonal items, bedding or other clutter.
Easy Installation - This bed frame is made of reinforced material while featuring folding legs, U-channel and drop-in design. The installation process is straightforward and efficient, all assembly tools and installation instructions are included in the package.(no additional tools required)

Rank No. #4

VIPSHOW 18 Inch King Metal Bed Frame Folding Bed Frame Tool-Free Assembly Mattress Foundation No Box Spring Needed Platform 2500lbs Heavy Duty Steel Slats, Noise-Free, Easy Assembly, Black

Easy Assembly, Compact Design: The folding bed frame features a hassle-free setup that can be completed in just 10 minutes, saving you valuable time and energy. In a matter of minutes, you can have your mattress frame ready, providing instant comfort and convenience without the complexity of assembly. Its foldable and space-saving design makes it the perfect choice for small rooms, moving, temporary guest rooms, and more.
Noise-Free Design: This fold up bed frame integrates slats and metal wires into its frame, eliminating the common issue of bed frame noise. You can enjoy a peaceful and undisturbed sleep without worrying about loose nuts and bolts causing annoying creaking sounds. It's an ideal metal platform frame for a night of uninterrupted rest.
Rounded Corner Impact Protection: The foldable bed frame is equipped with rounded corners, reducing the risk of accidental bumps. Compared to frames with sharp corners, it provides an extra layer of safety for both adults and children in the bedroom.
Mattress Gaskets & Leg Caps: With the metal bed frame, you will receive 4 mattress gaskets, ensuring your mattress stays in place and allowing you to enjoy a stable sleep without the need for frequent adjustments. Additionally, the included leg caps with silicone pads prevent floor damage, prolonging the lifespan of both the bed frame and the floor.
Ample Under-Bed Storage Space: The 18-inch steel mattress frame provides generous under-bed storage space, with a clearance height of 17 inches. This allows for valuable storage of extra belongings, keeping your room organized and clutter-free.

Rank No. #5

Zinus Rumi 14in King Metal Bed Frame, Quick Assembly SmartBase® Mattress Foundation, Heavy Duty Sturdy Steel with No Box Spring Needed, Eco-Friendly Packaging, Black

DURABLE STEEL - Crafted from high-quality steel with a black finish, this bed frame offers exceptional stability and durability, supporting up to a maximum weight capacity of 700 lbs for the twin size and 1400 lbs for all other sizes
UNDER-BED STORAGE SPACE - This bed frame has 13 Inch under-bed storage space, allowing you to keep belongings neatly tucked away
NO BOX SPRING NEEDED - Crafted with sturdy steel slats to support any memory foam, latex, or spring mattress with no box spring needed
QUICK ASSEMBLY – All parts, tools and instructions are shipped straight to your door in one eco-friendly box for quick set-up that takes 20 minutes
PROTECTED BY WARRANTY – A 5-year limited warranty is included; mattress sold separately

SaleRank No. #6

LUMUNANCE Metal Bed Frame King Size - 18 Inch Heavy-Duty King Platform Bed Frame No Box Spring Needed, Easy Assembly, Noise-Free, Sturdy Mattress Foundation, Underbed Storage Space

Minimalist and Stylish: Bed frame king features a sleek, minimalist and simple design, will complement all your room styles, bedroom, guest room, dormitory, hotel, etc
Sturdy Construction and Noise Reduction Design: Bed frame is constructed of heavy duty metal frame for large load-bearing capacity, sturdy, no shake, no squeak, provides a quiet and comfortable sleep all night long
Space Saving: King bed frame has a large storage space under the bed, which brings more storage space for storing extra odds and ends, easy clean and keep the room neat & organized
Quick and Easy Assembly: Metal bed frame privides all the necessary hardware and tool, with illustrated installation manual for quick and hassle-free set up
King Bed Frame No Box Spring Needed: Bed frame king size provides ample support for various types of mattresses without the need for an additional box spring. And bed frame legs reserved 3 holes to connect the headboard or footboard

SaleRank No. #7

ZINUS SmartBase Tool-Free Assembly Mattress Foundation, 14 Inch Metal Platform Bed Frame, No Box Spring Needed, Sturdy Steel Frame, Underbed Storage, Queen

A ONE-AND-DONE SOLUTION - Why buy both a bed frame and box spring for your mattress? Our sturdy steel SmartBase lets you enjoy the benefits of both; and fear not - this hardworking frame only requires opposable thumbs to set-up
NO BOX SPRING NEEDED - Platform is made with heavy steel that replaces your box spring, allowing you to rest your memory foam or spring mattress directly on top; legs have plastic caps to protect your floors
UNDERBED STORAGE - Total of 13 inches of Storage space under the frame provides valuable storage room for extra odds and ends
QUICK, TOOL-FREE SETUP - Shipped in one compact box and with intuitive and tool-free one touch setup; rest your mattress directly on top of the platform; single frame sizes support a maximum weight capacity of 750 lbs, while other sizes up to 1500 lbs
Worry-free 5 year limited warranty included; mattress sold separately

Rank No. #8

ZINUS SmartBase Heavy Duty Mattress Foundation, 18 Inch Metal Platform Bed Frame, No Box Spring Needed, Sturdy Steel Frame, Underbed Storage, Full

OUR STRONGER MATTRESS SUPPORT – “Strong” may be an understatement; this all-in-one foundation, made with heavy duty steel, can support up to 3000 lbs; all while doing the jobs of both your box spring and frame and giving you back some underbed clearance space too
NO BOX SPRING NEEDED - Platform is engineered with heavy gauge steel wires that replace your box spring, allowing you to rest your latex, memory foam or spring mattress directly on top of the foundation
UNDERBED STORAGE – Clearance space under the frame provides valuable storage room for extra odds and ends; improved design features recessed legs for safety
QUICK, TOOL-FREE ASSEMBLY - Shipped in one box and requires no tools for assembly; simply unfold and rest your mattress on top; twin and twin XL sizes support a maximum weight capacity of 1500 lbs, while all other sizes can support up to 3000 lbs
Worry-free 5 year lid warranty included; mattress sold separately

Rank No. #9

Maenizi 18 Inch King Bed Frame with Fabric Cover, Heavy Duty King Platform Bed Frame Support Up to 3000 lbs, Easy Assembly, Noise Free, Black

Bed skirt Included: Bed frame king size with fabric cover, hide the under bed space and beautify the bedroom. The velcro design makes it easy to store items and prevents dust from getting under the bed.
No Box Spring Required: King bed frames simplifies the purchase process without having to match a box spring, save your time. Enjoy zero noise and non-shake comfort experience with king siez platform bed frame.
Under Bed Storage: King metal bed frame with simple design is fashionable and powerful, and convenient to storage items, avoiding sundries accumulation in the corridor, make your room more spacious.Bed frame dimension：79.6 x 75.6 x 18 inches.
Easy Assembly: Intelligent integrated structure, the instructions specify the bed frames assembly process, save worry and effort.The firm package contains all required accessories and tools.
Multi-Angle Bracing: Platform bed frame king is supported by 9 legs, stable and not shaking, evenly stressed and reasonably share the weight of the bed, to avoid the mattress sinking, durable and breathable.

SaleRank No. #10

18 Inch King Bed Frame, Heavy Duty Metal Platform - No Box Spring Needed,Reinforced Steel Slats, Noise-Free, Easy Assembly, Ample Underbed Storage, Black

【Sturdy & Heavy-Duty Construction】This adults bed made from high-quality steel or alloy metal with reinforced legs and slats for exceptional durability. Supports up to 1000 lbs, ensuring long-lasting stability without sagging
【Ample Under-Bed Storage】16.5-inch clearance offers generous space to store bins, shoes, or seasonal items, helping maximize small bedrooms.
【Noise-Free & Anti-Slip Design】Engineered with plastic feet cover, reinforced joints to prevent squeaking and keep the mattress securely in place for silent, undisturbed sleep.
【No Box Spring Needed】This bed frame for temporary using features strong steel slats provide ample support for memory foam, latex, or spring mattresses, eliminating the need for a bulky box spring.
【Quick & Easy Assembly】This metal bed frame includes all tools and clear instructions for hassle-free setup—some models can be assembled in under 30 minutes without extra tools.

Last update on 2025-11-14 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Zinus 18 Inch Premium Smartbase King?

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The Best Zinus 18 Inch Premium Smartbase King of 2022 – Reviews & Buying Guide

How Do You Buy The Best Zinus 18 Inch Premium Smartbase King?

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