King Size Mattress

King Size Mattress: Need more space to sleep while your loved one or your pet has covered all the area on the bed? Well, you have reached the right place.

We have the perfect solution for you: King size mattress that will not only provide you with enough space to sleep but will also give you a good night’s sleep. To relieve you of the hassle of looking through several mattresses, we have laid down all the essential features to help you buy the super comfortable yet economical mattresses.

So, without any further delay let’s look at the 10 top picks that we have evaluated for your ease:

10 Best King Size Mattresses

  1. King Size Tempurpedic Mattress
  2. Casper King Mattress​
  3. Ghostbed 11 Split King Memory Foam Mattress with Adjustable Base
  4. Sleep Innovations King Mattress
  5. Ashley Chime Mattress King Size
  6. Lucid King Mattress
  7. Sealy King Mattress
  8. Sweetnight King Mattress
  9. American Bedding Mattress King Size
  10. Zinus King Mattress

Highlights: Best for pain relief and cool sleep, especially for those couples who are looking for a plush mattress and a large space to accommodate them.


Best for:

  • Those who want to sleep in a cool place
  • Back sleepers
  • Pressure and pain relief
  • Plush mattress lovers

Tempur‐Cloud Supreme Soft Mattress is a great option for couples or people who own pets as it provides enough room on the bed. This durable mattress is immensely comfortable and its SmartClimate system makes it more supportive for any sleeping position. This mattress is made up of Support layers conforming TEMPUR-ES for enhanced comfort.

The removable cover is washable. The TEMPUR-ES material comfort layer supports your entire body and it can adapt to your body movement and help you sleep well. The king size Tempurpedic mattress is very convenient 

Unlike normal memory foam mattresses, king size Tempurpedic mattress guarantees durability. In addition, it is a pertinent solution for all your body aches as it adapts perfectly to your body’s pressure points like hips and shoulder and aids you in achieving healthy sleep. 

Not only does king size Tempurpedic mattress offer you extra room to sleep, but it is also extremely soft and can give you extra support, tending to your body requirements and making it suitable especially for back sleepers. However, other sleepers may not feel as comfortable. The SmartClimate system fit into it, regulate the temperature of the mattress, and can give you a cool environment to sleep in.


  • Good support and distributes body weight evenly
  • Provides a cooling sleep
  • Comes with soft removable and washable cover


  • Will not hold up for too long
  • Will sink after approximately 5 years

Size: This 80 x 76 x 11.5 inches mattress can accommodate couples who want to move around on bed and the couples with pets.

Another perk of king size Tempurpedic mattress is that it can be used without any support implying that the mattress can work in an outstanding manner even when kept on the floor. As opposed to the traditional mattress, king size Tempurpedic mattress is bouncier, plushier and gives better support. The Tempurpedic mattress price is $5,349. One drawback is that it is super expensive, but going to be worth it.

Highlights: Memory foam mattress for the light and medium-weight people for better sleep.


Best for:

  • All sleeping positions.
  • Memory foam users.
  • Light and average weighing sleepers.
  • Couples & family.

Introducing the Wave Casper King Mattress – your ultimate sleep solution. Backed by extensive research, it’s designed to enhance your sleep experience. Whether you need reliable support or more sleeping space, the Casper King Mattress delivers.

Enjoy the perfect balance of firmness and comfort, ensuring a restful night for both light and average weight sleepers. Thanks to its cooling gel technology, AirScapeTM 3, hot sleepers can finally enjoy a cool and comfortable rest.

Experience optimal support and freedom of movement with Zoned SupportTM Max. Couples will appreciate the ample space this king-size mattress provides. Stomach sleepers and those seeking an exceptionally cool mattress might explore other options. Your journey to better sleep ends here with the Wave Casper King Mattress.

Size: 80 x 76 x 13 inches Casper king mattress is an affordable and firm solution for couples, searching for larger space.

The Casper king mattress can cost you around $2195 and offer a moderate firmness, but if you are looking for a more firm mattress, you may want to reconsider. 


  • Provides good body relief
  • Excellent cooling system for heat dispersion
  • Keeps the body aligned and prevents skidding


  • Bad edge support
  • Will sag eventually

Highlights: Perfect mattress for side, back and stomach sleepers who do want a cheap luxury mattress.


Best for:

  • Couples
  • Side, stomach, back sleepers
  • People who love to sleep in a larger place
  • People looking for low cost luxyry mattress

Ghostbed king mattress is a better choice for couples who require a spacious place on the bed to sleep and those who do not want to cause any inconvenience for their partners while moving around in bed.

Another benefit associated with Ghostbed king mattress is that it is suitable for all types of sleepers. This mattress has a removable cover that is super plush, so it’s easy to keep your mattress clean.

This memory foam mattress has a cooling impact because of its gel memory foam mattress making it a perfect fit for hot sleepers. Ghostbed king mattress is formulated in such a way that it keeps you away from allergies and controls the development of dust in the cover.

Size: Ghostbed king mattress belongs to the family of larger mattresses that are 80 x 76 x 11 inches, same as other king size mattresses.

Nevertheless, the Ghostbed king mattress can be a little pricy, around $2,539, due to their size and may exceed your budget. For all the people sleeping at the corners of their beds, this is not the best option for you as it does not offer good edge support.


  • No harmful chemicals used
  • Unboxing smell dissipates quickly
  • Reducing back pain


  • Loses support eventually
  • May cause the bed to heat up during night

Highlights: An all-rounder gel memory foam mattress for all kinds of sleeping positions.


Best For:

  • Mattress firm solution
  • People with sensitive skin
  • Hot sleepers
  • Couples & family

Sleep Innovations king mattress is made for people who like to sleep on a medium firm cool bed. So, if you are looking for a more comfortable and softer mattress, you might want to go ahead and look for another option. This Sleep Innovations king mattress works well for all the positions and sizes of people.

It has a triple layer design of cool gel foam, breathable layer, and a durable edge support layer. The air channels regulate the heat. and the gel foam helps you keep cool. It has mattress firm levels of medium while providing pressure relieving support. It is made of hypoallergenic design.

Size: This 80 x 76 x 12 inches mattress is a treat for couples, and a family. They can easily sleep on this large mattress with their pets.

Sleep Innovations king mattress, however, might not be a pertinent solution for couples who like to sleep on a rather soft surface. It provides enough room due to its large size but the mattress does not fit in the softness criteria.


  • Super durable and promotes breathability
  • Has good edge support
  • Has ventilated design for cool and comfortable sleep
  • Controls movements across the bed


  • Gets warmer with time
  • Corners may take time to develop properly

Highlights: Moderate mattress firmness hybrid mattress for people with skin allergies.


Best For:

  • Couples
  • Sensitive skins
  • People who do not want to disturb their partners with their movements

Ashley Chime mattress king size is a very comfortable Hybrid mattress that provides an ease to your spine. This king size mattress in a box is very compatible with its adjustable foundation. Furthermore, it has several layers including gel memory foam and power packed wrapped coils that give you a supportive environment to sleep in.

For comfortable night sleep, Ashley Chime mattress king size offers you high gel memory foam that regulates the heat and helps you sleep in a cool and peaceful way. The king size mattress is made of hypoallergenic materials that keep the dust particles away.

The Ashley Chime mattress king size offers the foam layers with a moderate level of mattress firmness that eases your body, and relaxes your muscles. Its huge size enables you to sleep comfortably with your partner and your pet. It is also super affordable and helps you acquire a good night’s sleep.

Size: This 79.5 x 76 x 10 inches big mattress can provide you with ample space to move around.

However, if you are looking for a mattress firm and soft enough at the same time then you might want to choose another mattress. Economical Ashley Chime mattress king size can equip you with a good quality product which can be used for a long time. 


  • Provides comfortable and plush sleep
  • Made of hypoallergenic material that keeps the skin fresh


  • Sags eventually

Highlights: Expensive yet effective Mattress for couples who are looking for mattress with innersprings.


Best for:

  • Couples
  • All types of sleepers
  • Back pain
  • People who suffer from muscle tension.

Due to the large space, it can allow easy movement without the fear of disturbing your partner. Not only is this king size mattress good for couples, but couples with kids and pets can also enjoy this mattress to its fullest because of the wide space provided by the king size Lucid king mattress.

Moreover, this memory foam mattress helps you get the perfect support because of its bamboo charcoal infused support. It also counts in the best king size mattress. Lucid king mattress provides you with moderate mattress firmness and breathable technology that can help you sleep comfortably and in a wider space. It also regulates the temperature of the mattress to help all the hot sleepers.

Size: Lucid king mattress in king size has dimensions 80 x 76 x 10 inches, which portrays a highly spacious area for couples to sleep.

The Lucid king mattress can cost you around $1425. Even though it is a great memory foam mattress for back pain relief, it might not provide the perfect edge support, and be a bit costly for some people.


  • Eases pressure points
  • Regulates temperature
  • Increases blood circulation
  • Provides full body support


  • Molds from the sleeping position

Highlights: Mattress firm and soft enough having innerspring with a pillowtop.


Best for:

  • Couple.
  • People who prefer pillowtop
  • All sleeping positions.

Sealy king mattress is best for couples; it has 1 inch SealySupport that is pertinent for breathability. Instead of being hot or cold, Sealy king mattress possesses “just the right” temperature, because it has SealyCool cooling gel Memory Foam layer.

For the perfect alignment of neck and back, Sealy king mattress provides the sleepers with a 2 inch Plush mattress and also uses a Posturepedic technology. Due to its good structure, it displays high compatibility with the bed frame and it is a suitable option for all types of sleeping positions.

It consists of DuraFlex edge system to keep you from rolling off the bed, and the coils for body support.  As far as the responsiveness of Sealy king mattress is concerned, it demonstrates a high level of responsiveness, making it a good fit for the couples to have intimate time.

Size: With dimensions 80 x 76 x 14 inches, Sealy king mattress will provide you with ample room, to accommodate your pets or children.

Looking at the other side of the picture, we can see Sealy king mattress may not be ideal for stomach sleepers as it may not keep their back aligned. 


  • Good motion isolation property
  • Excellent body support even for heavy weighing sleepers
  • Keeps moisture away during sleep
  • Has good edge support
  • Durable


  • The sides may collapse after some time
  • May sag eventually
  • Has high mattress firm levels

Highlights: High quality yet an expensive mattress for couples.


Best for:

  • All sleeping positions
  • Hot sleepers
  • People experiencing pain in the pressure points

Sweetnight king mattress is an excellent choice for couples who are looking to invest in a high-quality mattress. If you are a side sleeper and want to sleep like a baby, you need to get ahold of this king size mattress. Sweetnight king mattress provides you with medium mattress firmness and high softness that can facilitate you to sleep perfectly without disturbing your significant other.

Furthermore, it’s good news for people who experience pain in the pressure points as the structure of the Sweetnight king mattress is made up of suitable technology to cater to the body requirements of the people. However, if you are a heavy sleeper, you might not definitely find this bed to suit you the best. Hot sleepers can benefit greatly from this King mattress cooling chambers.

As far as the alignment of the back is concerned, Sweetnight king mattress can score 9/10, due to its optimum results. 

Size: Sweetnight king mattress is 76 x 80 x 12 inches mattress that costs for $1,160.63.

On the other hand, if you are an all-foam mattress lover, you may not be on board with the purchase of this mattress. Besides, those of you who are looking to the best king size mattress under 1000 then you may not find Sweetnight king mattress to be budget-friendly.


  • Provides pressure relief 
  • Dissipates body heat for breathable sleep
  • Gives a comfortable cushioning sleep
  • Has good motion isolation
  • Made of harmless products


  • Not much suitable for tall people

Highlights: Just the right amount of firmness to help you get rid of the pain in your pressure points.


Best for:

  • People who suffer from back pain
  • Stomach sleepers
  • People looking for a medium mattress firm level

King size American Bedding mattress is a plush mattress. The moderate firm build of this mattress is ideal for people who need just the right level of softness to sleep. It is a dream comes true for all the back and side sleepers who experience pressure point pain and are looking for a solution to get rid of the pain.

This American Bedding mattress uses mattress foam and innersprings, implying that it does not absorb heat and prevents the accumulation of dust and mites, keeping you away from allergies. This king size mattress offers several layers of gel infused foam for ergonomic growth and support of the body. Its durable structure makes it immensely appealing for some customers.

For those of you who care deeply about corporate social responsibility, American Bedding mattress is the best option for you as it is made up of organic material without the addition of any chemical adhesives, etc.

Size: This 58 x 76 x 12 inches mattress provides you with ample space to sleep with your significant other.

It costs for $538. Also, the people who are looking for a firmer mattress may reconsider their choice rather than buying king size American Bedding mattress.


  • Provides pressure relief 
  • Has good motion isolation
  • Provides cool and comfortable sleep
  • Does not use any harmful product


  • Provides restorative sleep
  • Great motion isolation property
  • Provides a comfortable sleep
  • Reduces back ache

Highlights: A medium-firm hybrid mattress that caters to the needs of all types of sleepers.


Best for:

  • All types of sleeping Positions.
  • Couples/family
  • People looking to invest in a good mattress.

If you are struggling to get enough room on the mattress alongside your partner, children, or pet, Zinus king mattress is here to rescue you. It further enhances the space fulfillment of large bedrooms.

Moreover, Zinus king mattress has several layers: Protection layer for providing your body enough support as you sleep, and the Foam and Pocketed coils layer to help your body from sinking. Facilitating  back and heavy weighing sleepers. It is the best fit for most of the individuals who repeatedly change their position while sleeping.

Buy this cheap king size mattress if you love an innerspring mattress and want a medium firm mattress to sleep. This $574, Zinus king mattress offers durability and is quite affordable as well.

Size: This 80 x 76 x 12 inches mattress is here to provide you with enough space to move around and sleep comfortably.

Whilst, it must be kept in mind that if you are looking for a mattress that will help you sleep cool then Zinus king mattress is not an ideal choice. Also, people who want a mattress that lasts super long can reconsider their choice.


  • Provides pressure relief 
  • Has good motion isolation
  • Provides cool and comfortable sleep
  • Does not use any harmful product


  • Sides may take some time to develop properly
  • Edge support is not so good

Further King Mattress Sizes:

Several other sizes are available in the King mattress Categories, so without any further ado let’s check the other options.

Alaskan King Size Mattress:  This is one of the largest sizes available in the king mattress categories that can accommodate up to three people or couples with pets or children. This 9 by 9-foot mattress is the perfect choice for people who love to move around in bed without disturbing their partners. It is also a great option for hot sleepers as they get enough room to keep themselves cool

Wyoming King Size Mattress: This is the second-largest bed with dimensions of 7 feet to 7 feet, and due to its large dimensions, the Wyoming King Size mattress is a great option for couples with pets or children as it can provide them with a large space to sleep comfortably. This is the ideal size of King Mattress for large master bedrooms.

California King Size Mattress:  This is a King mattress for taller people as it is larger in length and can provide you with extra space at the foot for your pet. In addition, this mattress is firm enough and due to its dimensions of 72 to 84 inches, it can be an ideal option for people with pets, and taller individuals.

Looking for the ideal mattress? Explore our Mattress Reviews to discover the keys to a peaceful night’s sleep.

Factors to look for in a King Size Mattress:

Thickness/width: The thickness of a king size Mattress is an important factor as it is one of the requisites for comfortable sleep.

Mattress Firmness: Everyone has different needs when it comes to the mattress firmness levels, so before buying the King Bed size mattress, look for your suitability and buy a medium-firm or soft mattress.

Price: This is the foremost factor to consider while buying a mattress. Decide a budget and choose accordingly from the various king size mattress options available to you.

Comfort: If you are looking for a comfortable sleep then invest in the king size mattress. If you are a couple with children or pets then you need a good night’s sleep to stay active, thus buy the best mattresses for a comfortable sleep.

Support: The king size mattresses offer great edge support for people and it also helps people in keeping their back aligned with the mattress, relieving you of your pain.

King Size Mattress Foam Options:

Latex: If you are a hot sleeper, Latex foam is a better option for you as it offers a better coolness than memory foam and can keep you cool and comfortable at night. This king size mattress that is made with tree rubber can help you get rid of your body pains.

Memory foam: If you want a good option for spine alignment and pressure pain relief this is the solution for you; so, buy the memory foam king size mattress.

Innerspring: This is a highly comfortable and bouncy option for people who want a bouncier mattress; however, this king size mattress option is noisier and may have a poor movement performance.

Final Thoughts

Every individual has different needs thus before rushing to buy a mattress, it is imperative to analyze all your requirements and then buy the most suitable king size mattress. This article is a complete guide for you to help you in king size Mattress decision making. Compare the types explained above and choose wisely.

Find out what makes beds and pillows great with our simple Mattresses and Pillow reviews. Head to our homepage for more sleepy goodness!

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