King Size Mattresses

King size mattress dimensions are 76 inches wide and 80 inches long. A king size mattress is the widest bed you can get and provides the perfect amount of sleeping space for any couple. No more kicking each other in your sleep! King beds are roughly the size of to two twin size beds (39in x 74in) put together, giving each person plenty of individual space for a great night’s sleep.

Mattress Dealzz is Utah’s largest locally-owned mattress retailer, offering the widest selection of affordably priced king size mattresses in the state. Since 2010, we have strived to be the market’s low-price leader with the largest inventory available for immediate pickup or next day delivery. Our king beds come in a complete 3-piece set including the mattress, box springs, and frame.

Our mattress experts can help you into the best night of sleep you’ve ever had. When evaluating a mattress for yourself, it’s important to keep several factors in mind including size, material, firmness, coil count and more. Our Mattress 101 is full of great information to help you decide what’s right for you. Of course, it’s always best to try before you buy. Mattress Dealzz welcomes you to stop into one of our many locations to test out of king size mattresses.

Plus, we offer different levels of quality comfort that are the most affordable on the market: budget comfort, value comfort, and value luxury. Read on below to learn more about each level of quality comfort.


The Top 6 Reasons to Buy from Mattress Dealzz:

  • We have over 70 models to choose from, the widest selection in Utah
  • Mattress Dealzz offers the lowest prices guaranteed
  • No credit check financing is available
  • We have a huge inventory available for immediate pick up or next day delivery
  • We are the largest locally owned mattress retailer in Utah
  • No Pressure, our salesmen don't work on commission

Budget Comfort

Starting at$109

With king size mattresses starting at just $109, you won't find a more affordable new mattress anywhere in Utah. Our budget comfort collection includes open coil, low-motion wrapped coil, and memory foam mattresses in over 25 models. And there are foundations available for all budget comfort mattresses.

And you can still get quality mattresses through renowned mattress brands. Mattress Dealzz sells Sealy Posturepedic brand mattresses starting under $500! Deals don’t get better than that.

You may sleep on our products, but we stand behind them!  Learn about our warranty.

Value Comfort

Starting at$709

Slip in to extra comfort with low-motion wrapped coils, memory foam, and latex mattress sets starting at just $709 for a king size 3-piece set. We have Utah's widest selection of king size beds with over 30 models to choose from in our intermediate-price tier. Our value comfort collection includes brands like Sealy Posturepedic and Easy Rest Memory Foam.

Come in and see us at anyone of our many Utah locations

Value Luxury

Starting at$1400

Enjoy the best sleep you've ever had with our value luxury collection; King size 3-piece sets start at $1400, with over 20 luxury models to choose from. Our wide selection of brands includes Stearns & Foster, Sealy Hybrid, and Sealy Optimum. We also feature Utah's widest selection of latex mattresses, and most mattresses can be used with adjustable power foundations. So go ahead, sleep like a king.

We'd love to talk with you about any Mattress questions you may have.  Feel free to call us or have us call you back within 4 business hours or less.