King Size Mattress

Our King size mattress range comes in a wide variety of materials. Whether you're looking for memory foam or a pocket spring mattress, you can find it all here.
357 Items
Sort By:
Price Drop
Price Drop
Limited Free Shipping
Save $24
From $ 119 .99 WAS $143.99 'WAS' price is the previous lowest price in the last 15 days.
Limited Free Shipping
Save $12.45
From $ 236 .55 WAS $249 'WAS' price is the previous lowest price in the last 15 days.
Limited Time Deal
Limited Time Deal
Showing 48 of 357

Discover A Range of Luxury King-Size Mattresses For Your Home At MyDeal

Are you looking to up your sleeping game? Nap like a true ruler and get a proper night’s rest with a premium king-size mattress from MyDeal. We guarantee we stock the perfect bed for you, whether that be a spring, memory foam or pressure-relieving mattress.

Buy a quality bed that supports your body throughout the night with thousands of options from various brands, including DukeLiving, Dream Mattress, Giselle, Zinus and more. Spread out and sleep with heaps of room when you purchase a king-size mattress from MyDeal.

Plus, we take the hassle out of buying a bed by delivering it directly to your door. How convenient is that?


Get A Proper, Quality Sleep with A Premium King Size Mattress

Are you looking to upgrade your outdated mattress, or perhaps you’re hoping to get a better night’s sleep? Whatever the reason, here at MyDeal, our selection of king-size beds are high-quality and provide proper support. We guarantee you’ll find the right one for your home, whether that’s a Euro Top, Pillow Top or Tight Top.

How do you sleep? On the side, on your back or face down on your front? However you do it, it’s essential you have a premium mattress that offers quality, all-night support. The range of king-size beds at MyDeal not only provide heaps of space for you to sprawl out on, but they also come in different styles so that you can find the right one for you. Plus, all our beds are incredibly affordable and suit various budgets.

Searching for an exceptionally comfortable mattress? A king-size, memory foam mattress moulds to your body to give all-night support and extreme comfort. You’ll feel like you’re sleeping on a cloud!

As a bonus, here at MyDeal, we also offer free shipping on selected king-size mattresses for your convenience! Start shopping now and save with us today.


Get a luxurious, king-size mattress for less when you shop at MyDeal.

Purchasing a new, high-quality mattress is a great feeling that makes you jump up and down with joy. However, the insane price tag that comes along with it can trample that feeling quickly. But not when you shop with MyDeal. Here, we understand how frustrating it can be to find an affordable mattress that meets your budget needs, which is why we offer thousands of price drops, discounts and sales on a range of high-quality king-size beds. So, you can jump for joy about having a great mattress at an insanely affordable price!

Hunting for a bed that not only offers lots of space for your whole family but also thoroughly supports your body? We’ve got heaps of options for you from loads of big brands! A king-size, pressure-relieving mattress is an excellent choice with its spacious size and incredibly comfortable memory foam.

We also have various mattress protectors, including waterproof options, to ensure your bed last for years to come. With a range of warranties available on our king-size mattresses at shockingly low prices, we’re the perfect place to save big on a high-quality bed or two!

What our customers have to say