But not all mattresses are created equal, and one of the most challenging parts of shopping for a new bed is finding one that will support your body and fit your sleep style. Even when you think you know what you’re looking for, there’s nothing like trying out a few before deciding on one that was exactly what you were looking for.
To help make your shopping experience easier, we rounded up the best king size mattresses under $500.
Read on for our list of the best king size mattresses under $500.
Read on for our list of the best king size mattresses under $500.
Read on for our list of the best king size mattresses under $500.
Our Editor’s Best King Size Mattresses Under $500 Reviews
Novilla King Size Mattress, 12 inch Gel Memory Foam King Mattress for a Cool Sleep & Pressure Relief, Medium Firm Feel with Motion Isolating, Bliss

Key Features:
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The Novilla 12” gel memory foam medium firm king mattress includes 4 different foam layers. Gel memory foam is combined with comfort foam to distribute pressure and mold to your body. And the two layers high density foam that improve durability, which to give your body support for proper spinal alignment. Also to resist sagging and prevent roll-off. Whether you sleep alone or next to a partner, there is no disruption.
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This king size mattress is made of CertiPUR-US Certified foam, without any harmful off-gassing and substances like formaldehyde, mercury, and other heavy metals. The bed mattress cover uses skin-friendly rayon fabric, which is heavenly soft to touch. The Novilla king size memory foam mattress gives you a healthier and cloud-like experience.
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If you’re looking for a king size mattress for under $500, this one from Zinus might be a good option for you. It comes compressed in a box, and is easy to set up. It’s also recommended that you allow 72 hours for the mattress to air out and reshape before using it.
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This mattress is a great deal for anyone looking for a king size mattress under $500. It comes with a 100-day free trial and a 10-year protection plan. This mattress is also made of memory foam, which is known for being very comfortable.
Signature Design by Ashley Chime 12 Inch Medium Firm Memory Foam Mattress, CertiPUR-US Certified, King

Key Features:
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This mattress is made of memory foam, which contours to your body for support and pressure relief. It is also designed to be comfortable. Note that it may take a day or two for the mattress to fully expand to its size, and that this process may be faster in a warmer room.
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This king size mattress is under $500 and has a 12″ profile. It is designed with layers of memory foam for support and pressure relief, and has a support foam core to reduce motion transfer.
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This king size mattress is under $500 and delivers amazing support, pressure relief, and comfort for all types of sleepers. The thick layers of memory foam contour to your body to provide a plush support system.
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This is a king size mattress that is 75 inches wide, 79 inches long, and 12 inches thick. It is compatible with most king bed frames. The bed foundation, box spring, and frame are available separately.
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The mattress is shipped in a box and can be easily set up by the customer. It is a king size mattress that is affordably priced under $500.
Best Choice Products 12in King Size 2-Layer Medium-Firm Mattress w/Moisture Wicking, Odor Reducing Bamboo Charcoal Gel & Green Tea Infused Memory Foam – CertiPUR-US Certified

Key Features:
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A king size mattress that is infused with bamboo charcoal and gel to help eliminate odors, regulate temperature, and absorb moisture.
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The mattress is made of memory foam infused with green tea, which is designed to deodorize and promote freshness. It is also free of any harmful chemicals.
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If you’re looking for a king size mattress that’s both affordable and comfortable, this one from Zinus might be a good option for you. It has a medium-firmness, which is a good balance of firm and soft, and it’s designed to promote improved circulation and relieve pressure from your muscles.
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This mattress cover is made of cotton and polyester fibers and is non-slip. It is also removable for easy cleaning.
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The mattress is made of foam and is CertiPUR-US certified, meaning it is safe to use and has low emissions. It is available in full, queen, and king sizes.
Mayfair Linen 800-Thread-Count 100% Pure Cotton Sheets – Hotel Style Egyptian Feel White King Size Bed Sheets, Long Staple Cotton, Sateen Weave for Soft Feel, Fits Mattress Upto 18” DEEP Pocket

Key Features:
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The shopper is looking for a king size mattress for under $500. The mattress should be made from extra long staple cotton for improved softness and durability, and should be 2x mercerized for a glossy sheen and silky touch.
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This is a king size mattress under $500 that is fit for a deep pocket mattress. It is white and has all-around elastic for a snug fit. The 4-piece cotton sheet set includes 1 flat sheet, 1 fitted sheet, and 2 pillowcases.
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The shopper can expect to find a king size mattress for under $500 that is made of eco-friendly cotton and is certified to be free of harmful chemicals and dyes.
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The mattress is made from high quality materials and is machine washable. It is also resistant to pilling and shrinking. The mattress is also deep pocketed and opens up in a few washes to become softer.
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The seller is offering a full refund for the sheets if the shopper is not satisfied with them. The sheets are made of Egyptian cotton and are designed to be cooling. They are also available in a variety of colors and patterns.
SafeRest Mattress Protector – King – College Dorm Room, New Home, First Apartment Essentials – Cotton, Waterproof Mattress Cover Protector and Encasement

Key Features:
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A king size mattress under $500 that protects against urine, fluids, and perspiration would be a great mattress for a shopper who is looking for a mattress that will last them a long time. This type of mattress would be perfect for a person who suffers from incontinence or who has a lot of night sweats.
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If you are looking for a king size mattress under $500 that is waterproof, noiseless and breathable, this may be the perfect option for you. It features a premium cotton terry surface with a membrane back coating that offers these benefits. Plus, it is also comfortable and supportive, making it a great choice for a good night’s sleep.
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This king size mattress is great for those with kids or pets because it is OEKO-TEX certified, which means it is free of harmful chemicals and is safe for children and animals. It is also great for those with incontinence because it is waterproof and has a built-in moisture barrier to keep spills and accidents from seeping through.
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If you are looking for a king size mattress under $500, this mattress encasement will not change the feel of your mattress. It is made of a high quality material that is designed to protect your mattress and keep it clean.
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This king size mattress protector is designed to fit a mattress up to 18 inches deep and is made from a fitted sheet style design. It is 76 inches by 80 inches in size.
Bed Assembly – Storage Bed

Key Features:
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The customer will need to assemble the bed themselves using the provided instructions.
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The customer should be aware that the product will need to be in the room where it is to be assembled, and that it cannot be moved after assembly.
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The king size mattresses under $500 for a shopper is a mattress that is designed to be assembled in a room with enough space to do so.
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The shopper is responsible for cleaning up their work area and taking the packaging to their bins, unless they decline.
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This means that the shopper may need to pay more than the estimated price for the mattress.
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The service includes delivery of the new mattress, but does not include removing the old mattress or disposing of it. The customer will need to arrange for those services separately.
Best Price Mattress 3 Inch Ventilated Memory Foam Mattress Topper, Cooling Gel Infusion, CertiPUR-US Certified, King

Key Features:
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This memory foam topper is designed to improve the sleep climate of an old mattress, providing superior comfort and support. It is 3 inches thick and features a removable, washable cover. It is available in king size for under $500.
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This mattress is designed for people who want a fresh and comfortable sleep. It has a ventilated design that allows for optimal airflow, making it a great choice for those who are looking for a king size mattress under $500.
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If you are looking for a king size mattress under $500 that will help you sleep cool, this is a great option. It features gel infusion that helps reduce trapped body heat, so you can sleep more comfortably.
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The mattress is made of memory foam, which contours to the body and provides support. It is also responsive, meaning that it returns to its original shape after being compressed. The mattress is also designed to relieve pressure points. It is available in king size and is priced at under $500.
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This is a king size mattress that is made of memory foam and is certified by CertiPUR-US. It comes with a 3-year manufacturer’s warranty.
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This is a king size mattress topper that costs under $500. It is made of memory foam and is designed to improve the comfort of your mattress. It comes with a note from the manufacturer that says it may take up to 72 hours for the topper to fully expand.
Olee Sleep 13 inch Galaxy Hybrid Gel Infused Memory Foam and Pocket Spring Mattress (King)

Key Features:
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A king size mattress for under $500 is a great deal for a shopper. It is important to note that the mattress may take a bit longer to expand in cold temperatures.
Rimensy King Mattress, 14 Inch Hybrid Mattress in a Box, Gel Foam Mattress, Individually Wrapped Pocket Coils Innerspring Mattress, Support & Pressure Relief, Medium Firm Feel, 76″*80″*14″

Key Features:
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If you’re looking for a king size mattress that’s both comfortable and affordable, this Rimensy 14 inch model is a great option. It features innerspring coils wrapped in cooling gel memory foam, which provides a supportive and comfortable sleeping surface. Plus, the pressure-relieving foam helps to reduce aches and pains, so you can wake up feeling refreshed and rejuvenated.
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This is a twin bed mattress that is designed to be cooling and breathable, with gel particles, air flow between coils, and hypoallergenic fabrics. It is a more affordable option for a king size mattress, costing under $500.
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If you are looking for a king size mattress for under $500, this may be the one for you. It features individually pocketed coils for support and motion disturbance absorption, so you can sleep soundly through the night.
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The KING SIZE BED IN A BOX is a mattress that is 76″ wide, 80″ long, and 14″ thick. It is made to fit most twin bed frames, and can support a maximum weight of 700 pounds.
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This mattress is a medium firmness and comes with a 10-year warranty. It is recommended that you allow 72 hours for the mattress to expand to its full size. There is a risk of the mattress smacking people when expanding, so keep a safe distance when unwrapping. If you have any problems, please contact our customer support team.
King Size Waterproof Mattress Protector Bamboo Cooling Fitted Mattress Pad Cover with Deep Pocket Up to 18”

Key Features:
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The bamboo mattress protector is made with organic bamboo and is designed to help keep you cool while you sleep. It is a king size mattress protector that is under $500.
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A king size mattress under $500 that is waterproof.
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This king size mattress is under $500 and promises a restful sleep with a quiet mattress cover.
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This mattress pad is designed to be machine washable, to save the shopper money.
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The bed cover has a stretchy skirt that fits up to an 18” mattress, making it a great option for those who need a little extra space. It’s also machine-washable, making it easy to keep clean.
King Size Mattresses Under $500 FAQs
1. What are the dimensions of a king size mattress under $500?
500?There are a variety of king size mattresses under $500 on the market. Some of the more popular brands include Zinus, Lucid, Linenspa, and Signature Sleep. The dimensions of these mattresses vary, but the average size is approximately 80″ x 76″.
2. What is the best type of mattress for a king size mattress under $500?
500?There is no definitive answer when it comes to the best type of mattress for a king size mattress under $500. However, in general, memory foam mattresses tend to be a popular option in this price range.
3. What is the price range of king size mattresses under $500?
2000?The price range of king size mattresses under $2000 is between $200 and $2000.
4. What are the benefits of a king size mattress under $500?
1000?A king size mattress under $1000 provides excellent value for money. It offers plenty of space for couples who want to sleep together, as well as individuals who appreciate the extra space. King size mattresses are also great for people who suffer from back pain, as the larger surface area can help to distribute weight more evenly.
5. What are the top king size mattresses under $500?
500?Some of the top king size mattresses under $500 include the Zinus Ultima Comfort, the Tuft & Needle Mattress, the Nectar Mattress, and the Casper Wave Mattress.
Conclusion
There are many great king size mattresses under $500 on the market. Our list of the best king size mattresses under $500 will help you save time researching and choosing the best one for you.