Top 30 King Mattress Foundations on Amazon (Verified You can Buy)
Top 1
Best for King
DFAN 76"×80" Bunkie Board King Size – Double Sided Non-Slip Breathable Bed Support, Anti-Sag King Bed Slats Support Under Mattress for Slatted Bed Frame Base, Metal Frames, Sofa Beds, Foldable Black
DFAN
022
80.0 x 76.0 x 0.4 inches
14.9 pounds
Ratings for DFAN (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| DFAN HOME | - | ❌ | ❌ | ❌ |
Features
Improves Sleep Quality: Flat surface of this bed bunkie board king size prevents sagging and keeps your mattress stable. A level sleeping area that's gentle on your spine and relieves back pain. Crafted from soft, silent Oxford fabric to elevate your rest
Thin Enough: At just 0.4 inch thick, this mattress bed support board king adds virtually no height. No visible edges, no change in bed height, and no alteration to your decor or your preferred bed height
Top 2
SHLAND Box Springs King 8 Inch High King Size Box Spring Strong Metal Frame Mattress Foundation with Fabric Cover, Box Spring King Size Bed, Easy Assembly
SHLAND
King Box Springs 8 Inch
79.6 x 75.6 x 8.0 inches
Ratings for SHLAND (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| SHLAND | - | ❌ | ❌ | ❌ |
Features
Reinforced Stability: Box springs king engineered with reinforced joints and heavy- duty metal slats for maximum stability and strong support for your mattress
8 Inch High Profile King Box Spring: Box springs 8 inch elevates your mattress, adding a touch of comfort, can fit for queen bed frame, innerspring mattresses, latex mattresses,etc
Amazon Basics Smart Box Spring Bed Base, 9-Inch Mattress Foundation, Tool-Free Easy Assembly, California King
Amazon Basics
AMZ-9KDBS-CK2
83.0 x 71.0 x 9.0 Inches
43.0 pounds
Ratings for Amazon Basics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
Cal King size box spring for added comfort and support; can help extend the life of a mattress
Compatible with any spring, memory foam, or hybrid mattress
Top 4
Best Box Springs
Best Mattress Foundations
Best for Modern
Best for Black
Best for King
Best for Short
Best for Low Profile Box Spring
Best for Metal
Best for King
MAF 5 Inch King Box Spring, Low Profile Box Spring King Siz 3500 lbs Black Heavy Duty Metal Mattress Foundation with BoxSpring Cover, No Squeaky, Easy Assembly
MAF
MAF-MT33-05K
78.8 x 75.5 x 5.0 inches
Ratings for MAF (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| MAF-SLEEP | - | ❌ | ❌ | ❌ |
Features
Heavy Duty King Box Spring: Box spring king with heavy duty metal slats and durable reinforced steel construction for maximum stability and strong support for your mattress.The triangular support design that folds and unfolds on the side of the box springs makes it more stable and durable.It can support up to 3500 lbs
Low Profile & Round Corner Design: The box spring with four rounded corners design can protect you from injury.Box springs king 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor,and compatible with various types of mattresses. King box spring dimension: 78.8"L x 75.5"W x 5"H
Top 5
Best for Wood
Greaton, Box Spring Bed Base King Size, 2-Inch Wood Mattress Foundation - Amish Made in USA – Quiet Noise Free, 4-Pieces Under Mattress-Support BoxSpring, Fully Assembled, White
Greaton
99ga-6/6FOLD-3lps-2
79.0 x 76.0 x 2.0 inches
45.0 pounds
Ratings for Greaton (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
FULLY ASSEMBLED & COMPACT – This King bed box spring is fully assembled and 4-pieces to make it easier to move and reduce the chance of damage during shipping. Avoid crushed corners, bent frames and common damages—everything arrives protected and ready to use inside the room.
FITS THROUGH TIGHT SPACES – Narrow hallways and stairwells are no problem for this king boxspring. Each piece fits easily through tight spaces and doorframes. Ideal for apartments, older houses.
Top 6
Snaye King Size Box Spring Bed Base 5 Inch, 3000lbs Heavy Duty Box Spring King Metal Mattress Foundation, Tool-Free Easy Assembly, Noise Free
Snaye
box spring 5K
79.6 x 75.6 x 5.0 inches
32.85 Pounds
Ratings for Snaye (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| DuoBangKO | - | ❌ | ❌ | ❌ |
Features
【Heavy Duty Steel Construction】 Crafted with a durable steel frame, this king size box spring provides excellent firm support for your mattress, guaranteeing a restful and comfortable sleep and extending the life of your mattress.
【Universal Compatibility】 The 5 inch king bed box spring elevates your mattress, offering the perfect balance of comfort and convenience. It is suitable for most queen-size bed frames and mattresses, including innerspring, memory foam and latex mattresses.
Top 7
XINXINYAN King Size Box Spring 4 Inch Low Profile, Strong Loading Capacity
XINXINYAN
BS4
79.6 x 75.6 x 4.0 Inches
37.26 Pounds
Ratings for XINXINYAN (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| XINXINYAN | - | ❌ | ❌ | ❌ |
Features
Easy Assembly 4 Inch King Box Spring, No Need Extra Tools, Anti-slip, Noise Free
Box Spring King Size Of Sturdy Metal Frame Support The Max weight 3000LBS
Vehowy 4 Inch Box Spring for King Bed,King Size Box Spring Only,Heavy Duty Mattress Foundation,Metal Bed Base,Non-Slip,Easy Assembly
Vehowy
SY-BS4-5K
79.6 x 75.6 x 4.0 Inches
31.67 pounds
Ratings for Vehowy (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Vehowy | - | ❌ | ❌ | ❌ |
Features
【Box Spring for King Bed】Sturdy metal frame support.The max weight 3500lbs.
【4 inch Box Spring】It can be compatible with bed frames or used directly on the floor. Multiple sizes for you to choose from.
HOBINCHE Low Profile Box Spring King Size, 3 Inch Box Spring for King Bed, Heavy Duty Mattress Foundation, Metal Bed Base/Noise Free/Non-Slip/Easy Assembly
HOBINCHE
XY-BS3-5K
80.0 x 76.0 x 3.0 Inches
Ratings for HOBINCHE (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| HOBINCHE-US | - | ❌ | ❌ | ❌ |
Features
【Heavy Duty Structure】King box spring with heavy duty metal slats and durable reinforced steel construction,whether you're flying solo or sharing this low profile box spring with a partner, it can support up to 3000 lbs, it ensures your mattress remains in optimal condition.
【Noise Free 】Enjoy undisturbed sleep with the HOBINCHE Box Spring.This mattress foundation adopts a silent design,no matter how you move or turn over, it remains quiet and noise-free, ensuring a comfortable sleeping environment.
Top 10
ZASHONT Box Spring for King Bed 4 Inch - Heavy Duty Metal Mattress Foundation with Easy Clean Cover,Metal Low Profile King Box Spring Only,Noise Free,Easy Assembly
ZASHONT
79.6 x 75.6 x 4.0 inches
Ratings for ZASHONT (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ZASHONT | - | ❌ | ❌ | ❌ |
Features
Sturdy Steel Construction: 4 Inch box spring king size bed is crafted from heavy duty steel,privide exceptional support for your mattress,tear and wear resistant,keeping your mattress supported and in optimal condition for years to come
Easy Assembly: 4 inch king bed box spring feature an integrated structure design,come with hardware,tool and clear instructions,simply follow the steps for quick and easy setup
Top 11
Best for Zinus
Best Mattress Foundations
Best for Zinus
Best for Traditional
Best for Unfinished
Best for White
Best for Zinus
Best for Short
Best for Low Profile Box Spring
Best for Sealy
Best for With Memory Foam Mattress
Best for Zinus
Best for King
ZINUS Quick Lock Metal Smart Box Spring / 4 Inch Mattress Foundation / Strong Metal Structure / Easy Assembly, King,White
Zinus
OLB-QLBS-4K
79.0 x 75.0 x 4.0 inches
59.5 pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
HASSLE & HEADACHE FREE - The Quick Lock Metal Smart 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 - now that’s what we call a new-age box spring
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
Amazon Basics Smart Box Spring Bed Base, 5 Inch Mattress Foundation, Tool-Free Easy Assembly, King, White
Amazon Basics
AMZ-5KDBS-K2
79.0 x 75.5 x 5.0 inches
40.48 Pounds
Ratings for Amazon Basics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
King-size box spring provides added comfort and reliable, quiet mattress support
Compatible with any spring, memory foam, or hybrid mattress
Top 13
Best for King
Best for Unfinished
Best for White
Best for Unfinished
Best for White
Best for King
Best for King
Amazon Basics Smart Box Spring Bed Base, 9-Inch Mattress Foundation, Tool-Free Easy Assembly, King, White
Amazon Basics
AMZ-9KDBS-K2
79.0 x 75.5 x 9.0 inches
42.24 Pounds
Ratings for Amazon Basics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
King size box spring for added comfort and support; can help extend the life of a mattress
Compatible with any spring, memory foam, or hybrid mattress
Top 14
Best for King
Best for Modern
Best for Traditional
Best for Contemporary
Best for Metal
Best for Fabric
Best for Wood
Best for Black
Best for Modern
Best for Metal
Best for Black
Best for King
Best for King
TROZULER 7 Inch King Size Box Spring, Heavy Duty Metal Mattress Foundation, 3000 lbs Capacity, High Profile, Noise-Free, Easy Assembly with Fabric Cover
TROZULER
LGBBS7
Ratings for TROZULER (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Trozuler | - | ❌ | ❌ | ❌ |
Features
1. Sturdy & Durable Heavy Duty Metal Construction:Built with a heavy-duty metal frame, this 7 Inch King Size Box Springoffers exceptional support and durability. With a 3000 lbs capacity, it ensures long-lasting performance, making it the perfect foundation for your mattress, providing a stable and secure base for restful sleep.
2. High Profile Design for Sleek & Modern Look:The low profile design of this King Box Spring is ideal for those who prefer a sleek, modern aesthetic. It offers a contemporary, space-saving solution that complements any bedroom decor while maintaining the required mattress support.
QEROMY 5 Inch Low Profile Box Spring, Sturdy Metal Frame Mattress Foundation, Easy Assembly, Quiet & Noise-Free, King Size
QEROMY
79.6 x 75.6 x 5.0 inches
Ratings for QEROMY (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| QEROMY | - | ❌ | ❌ | ❌ |
Features
【STABLE & DURABLE】Inside the king box spring is a metal frame made of reinforced steel that can support up to 2000LB, a stable support platform that increases the life of the mattress.
【5 INCH BOX SPRING KING】Low profile design is perfect for shorter mattresses or for those who prefer their bed to be low to the ground.
Top 16
Best Mattresses & Box Springs
Best Mattress Foundations
Best for Zinus
Best for Traditional
Best for Metal
Best for Fabric
Best for Wood
Best for White
Best for Zinus
Best for Split
Best for Split Queen
Best for With Storage
Best for With Memory Foam Mattress
Best for Zinus
Best for King
ZINUS No Assembly Metal Box Spring, 4 Inch White Mattress Foundation, Sturdy Metal Structure, Split King
Zinus
OLB-BIFD-4K
79.0 x 75.5 x 4.0 inches
50.794 pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Shellyz Brands | - | ✅ | ✅ | ✅ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Set Up: Simply take your mattress out of the box and enjoy watching it decompress. Jumping, walking, and sleeping on your mattress can speed up the process.
Top 17
Best for King
Best for Traditional
Best for Traditional
Best for Black
Best for King
Best for With Memory Foam Mattress
Best for King
EMODA King Box Spring Bed Base 5 Inch Heavy Duty Metal Mattress Foundation with Fabric Cover, 3000lbs Max Weight Capacity, Noise Free, Easy Assembly
EMODA
EMBS5-K
79.6063 x 59.6063 x 5.0 inches
39.0 Pounds
Ratings for EMODA (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| WHATSEASO | - | ✅ | ✅ | ✅ |
Features
King size box spring with metal slats compatible with any memory foam or hybrid mattress.
Noise free construction design king metal box spring provide you a comfortable sleep time.
Amazon Basics Smart Box Spring Bed Base, 7-Inch Mattress Foundation, Tool-Free Easy Assembly, King, White
Amazon Basics
AMZ-7KDBS-K2VN
79.0 x 7.0 x 75.0 inches
43.0 pounds
Ratings for Amazon Basics (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
The box spring provides added comfort and reliable, quiet mattress support
Compatible with any spring, memory foam, or hybrid mattress
Top 19
Best Mattresses & Box Springs
Best for King
Best Mattress Foundations
Best for Metal
Best for King
Best for With Memory Foam Mattress
Best for Platform Bed
Best for King
ALDRICH 7 Inch Heavy Duty Metal Box Spring Mattress Foundation 3000lbs Max Weight Capacity/Non-Slip/No Noise/Easy Assembly/Easy Clean Cover,King
ALDRICH
1
7.0079 x 7.0079 x 7.0079 Inches
10.0 Pounds
Ratings for ALDRICH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ALDRICH US | - | ❌ | ❌ | ❌ |
Features
Box Springs Sturdy Construction: Heavy duty metal slats and durable reinforced steel construction that resists wear and tear. Crafted to evenly distribute weight and minimize sagging, it ensures your mattress remains in optimal condition. 3000lbs max weight capacity
7-Inch Compatibility Profile Design:Box springs 7 inch elevates your mattress,suitable for different types of mattresses, including innerspring mattresses, memory foam mattresses,latex mattresses,etc.
Top 20
Best for Modern
Best for Contemporary
Best for Fabric
Best for Modern
Best for Black
Best for King
Best for King
TROZULER 9 Inch King Size Box Spring, Heavy Duty Metal Mattress Foundation, 3000 lbs Capacity, High Profile, Noise-Free, Easy Assembly with Fabric Cover
TROZULER
LGBBS9
Ratings for TROZULER (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Trozuler | - | ❌ | ❌ | ❌ |
Features
1. Sturdy & Durable Heavy Duty Metal Construction:Built with a heavy-duty metal frame, this 9 Inch King Size Box Spring offers exceptional support and durability. With a 3000 lbs capacity, it ensures long-lasting performance, making it the perfect foundation for your mattress, providing a stable and secure base for restful sleep.
2. High Profile Design for Sleek & Modern Look:The low profile design of this King Box Spring is ideal for those who prefer a sleek, modern aesthetic. It offers a contemporary, space-saving solution that complements any bedroom decor while maintaining the required mattress support.
Top 21
Best Box Springs
Best Mattress Foundations
Best for Metal
Best for King
Best for Short
Best for Low Profile Box Spring
Best for Flat
Best for Platform Bed
Best for King
QEROMY 3 Inch Low Profile Box Spring, Sturdy Metal Frame Mattress Foundation, Easy Assembly, Quiet & Noise-Free, King Size
QEROMY
79.6 x 75.6 x 3.0 inches
Ratings for QEROMY (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| QEROMY | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
【STABLE & DURABLE】Inside the king size box spring is a metal frame made of reinforced steel that can support up to 2000LB, a stable support platform that increases the life of the mattress.
【3 INCH KING BOX SPRING ONLY】Low profile design is perfect for shorter mattresses or for those who prefer their bed to be low to the ground.
ALDRICH 5 Inch Heavy Duty Metal Box Spring Mattress Foundation 3000lbs Max Weight Capacity/Non-Slip/No Noise/Easy Assembly/Easy Clean Cover,King
ALDRICH
1
79.6 x 75.6 x 5.0 inches
Ratings for ALDRICH (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ALDRICH US | - | ❌ | ❌ | ❌ |
Features
Box Springs Sturdy Construction: Heavy duty metal slats and durable reinforced steel construction that resists wear and tear. Crafted to evenly distribute weight and minimize sagging, it ensures your mattress remains in optimal condition. 3000lbs max weight capacity
LOW PROFILE DESIGN: Box spring king 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor,and suitable for different types of mattresses,including innerspring mattresses,memory foam mattresses,latex mattresses,etc.
Zinus Edgar 8 Inch Bamboo Box Spring, Mattress Foundation, Sturdy Bamboo Structure, Low Profile, Easy Assembly, King
Zinus
ZU-FBWWD1ZC-08K
79.0 x 75.5 x 8.0 inches
48.73 pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
HEAVY-DUTY INTERIOR - With a durable interior framework made of strong, sustainable bamboo and supportive wooden slats that are thicker than most traditional box springs; slats are spaced 3.2 inches apart for twin and full size, and 3.6 inches apart for queen and king size
NEW & IMPROVED COVER - Wrapped in a new, durable elastic band cover for a simpler, cleaner look and easy on and off
Beautyrest Low Profile Cal King Mattress Foundation – Flat Bed Base Box Spring Alternative with Durable Wood & Steel Support, Ideal for Modern Beds & Easy Access
Beautyrest
700812821-6070
Ratings for Beautyrest (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
*MUST ORDER TWO UNITS FOR CAL KING - Price shown is for one unit of the California King size mattress foundation
Durable Wood & Steel Support System: Built with a sturdy spruce wood framework and welded steel elements, this flat mattress foundation delivers long-lasting strength and reliable support night after night
Top 25
Casper Sleep Box Spring Foundation for King Mattress
Casper
FN00000064
79.0 x 75.5 x 7.5 inches
87.9997 pounds
Ratings for Casper (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Foundation dimensions – 75.5" W x 79" L x 7.5" H | Metal Bed Frame – 76.2" W x 76.7" L x 7.3" H | Weight – 89 lbs. | Hold weight – 750 lbs. | Slats distance from each other – 4”
Ships in a compact box and can be easily assembled in minutes - without any tools | Designed and assembled in the USA; Non-Woven Interior and Slat Upholstery
Top 26
ROIL 10 Inch King Box Spring, Heavy Duty Metal Box Spring Mattress Foundation with Fabric Cover, 3500lbs Max Weight Capacity, Easy Assembly, Noise Free, Non-Slip
ROIL
ROIL0834
78.8 x 75.5 x 5.0 Inches
42.8 Pounds
Ratings for ROIL (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ROIL | - | ❌ | ❌ | ❌ |
Features
【Robust Construction】ROIL King box spring features a heavy-duty metal frame and reinforced steel construction. It can support up to 3,500LBS, whether you're using it by yourself or sharing it with a partner, ensuring your mattress remains in optimal condition
【Round Corner Design】Box spring no sharp edges, preventing accidental contact with the legs. Safe to use
Top 27
Best for Zinus
Best for Unfinished
Best for Zinus
Best for Unfinished
Best for Zinus
Best for King
Best for Cheap
Best for Zinus
Best for King
Zinus 9 Inch WonderBox(TM) Smart Box Spring, Quick Assembly Mattress Foundation, Durable Metal Frame, King, Grey
Zinus
ZU-FBSSG1OC-09K
78.7 x 75.5 x 9.0 inches
36.7731 Pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
EASY DELIVERY & A CLEANER PLANET – Delivered in our earth-friendly WonderBox that is surprisingly small and easy to maneuver through doorways and tight corners
EFFORTLESS ASSEMBLY: Tool-free design snaps together in minutes for a frustration-free setup
Top 28
Best for Zinus
Best for King
Best for Zinus
Best for Zinus
Best for With Memory Foam Mattress
Best for Zinus
ZINUS 5 Inch King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly
Zinus
ZU-ABS-5KS
78.7 x 75.5 x 5.0 Inches
42.78 pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
STRONG, DEPENDABLE, AND READY IN NO TIME - As if its ultra-durable steel structure and convenient packaging weren’t impressive enough, our original Smart BoxSpring has been given a quick-assembly upgrade
DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation; twin/twin xl sizes support a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
ZINUS No Assembly Metal Box Spring / 9 Inch White Mattress Foundation / Sturdy Metal Structure, Split King, Off-white
Zinus
SM-SC-BIFD-9SK
79.0 x 75.5 x 9.0 Inches
63.0 pounds
Ratings for Zinus (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
AS SIMPLE AS UNFOLD & UNWIND - Requiring no tools and zero tedious assembly, the innovative No Assembly 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; twin supports a maximum weight capacity of 350 lbs, while aother sizes can support up to 700 lbs; Queen, King and Cal King sizes are split versions
TROZULER 5 Inch King Size Box Spring, Heavy Duty Metal Mattress Foundation, 3000 lbs Capacity, Low Profile, Noise-Free, Easy Assembly with Fabric Cover
TROZULER
LGBBS
Ratings for TROZULER (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Trozuler | - | ❌ | ❌ | ❌ |
Features
1. Sturdy & Durable Heavy Duty Metal Construction:Built with a heavy-duty metal frame, this 5 Inch King Size Box Spring offers exceptional support and durability. With a 3000 lbs capacity, it ensures long-lasting performance, making it the perfect foundation for your mattress, providing a stable and secure base for restful sleep.
2. Low Profile Design for Sleek & Modern Look:The low profile design of this King bed base is ideal for those who prefer a sleek, modern aesthetic. It offers a contemporary, space-saving solution that complements any bedroom decor while maintaining the required mattress support.
Top 10 King Mattress Foundations - Verified to Buy (September 2026)
- 1. DFAN 76"×80" Bunkie Board King Size – Double Sided Non-Slip...
- 2. SHLAND Box Springs King 8 Inch High King Size Box...
- 3. Amazon Basics Smart Box Spring Bed Base, 9-Inch Mattress Foundation,...
- 4. MAF 5 Inch King Box Spring, Low Profile Box Spring...
- 5. Greaton, Box Spring Bed Base King Size, 2-Inch Wood Mattress...
- 6. Snaye King Size Box Spring Bed Base 5 Inch, 3000lbs...
- 7. XINXINYAN King Size Box Spring 4 Inch Low Profile, Strong...
- 8. Vehowy 4 Inch Box Spring for King Bed,King Size Box...
- 9. HOBINCHE Low Profile Box Spring King Size, 3 Inch Box...
- 10. ZASHONT Box Spring for King Bed 4 Inch - Heavy...
Top 10 King Mattress Foundations Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- DFAN
- SHLAND
- Amazon Basics
- MAF
- Greaton
- Snaye
- XINXINYAN
- Vehowy
- HOBINCHE
- ZASHONT
Related King Mattress Foundations Guides
For more personalized King Mattress Foundations guides, Check those pages,
Size
Top 7 King Mattress Foundations Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Shellyz Brands : 2,014 Yearly Feedback , Avg. Ratings 4.5
- 2. WHATSEASO : 1,400 Yearly Feedback , Avg. Ratings 4.9
- 3. MAF-SLEEP : 631 Yearly Feedback , Avg. Ratings 4.9
- 4. ROIL : 507 Yearly Feedback , Avg. Ratings 4.9
- 5. Trozuler : 472 Yearly Feedback , Avg. Ratings 3.7
- 6. Amazon.com : 386 Yearly Feedback , Avg. Ratings 4.7
- 7. Vehowy : 184 Yearly Feedback , Avg. Ratings 4.9
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Shellyz Brands | 2,014 | 4.5 |
| 🥈 | WHATSEASO | 1,400 | 4.9 |
| 🥉 | MAF-SLEEP | 631 | 4.9 |
| 4 | ROIL | 507 | 4.9 |
| 5 | Trozuler | 472 | 3.7 |
| 6 | Amazon.com | 386 | 4.7 |
| 7 | Vehowy | 184 | 4.9 |
[Get] King Mattress Foundations Deals (✅Exclusively for Prime)
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What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
Shop Prime King Mattress Foundations Deals
What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Furniture supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best King Mattress Foundations to buy for new September 2026?
CherryPicks’s Methodology for Evaluating King Mattress Foundations
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Furniture items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 233 of King Mattress Foundations reviews based on our selection criteria. It helped us shortlist the top qualified and rated King Mattress Foundations for Furniture, We found that most customers choose King Mattress Foundations with an average price of $141.29, and the top brands are Amazon Basics, Zinus, Beautyrest, EMODA, MAF, ROIL And Greaton.
Then our expert-level editors reviewed all those quality items and selected the top 30 King Mattress Foundations for you, We have researched hundreds of sellers and picked the top sellers for Furniture, including Amazon Resale, Shellyz Brands, WHATSEASO, MAF-SLEEP, ROIL, Trozuler, Amazon.com And Vehowy. The DFAN 76"×80" Bunkie Board King Size – Double Si... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 31 consumers with an average rating of 4.4.
We've helped a lot of satisfied users get the right Home & Kitchen product based on their needs, and save lots of time for them to pick King Mattress Foundations to buy.
Joyce is an editor with us here at CherryPicksReviews. She is an exceptional writer, committed to producing the best content on groceries, and ready to taste some any day anytime. She has got years of experience writing with a popular food blog as a food blogger before joining us here.