King Size Mattresses
Sleep Like a King on a King Size MattressYou’re certain to sleep well on a king size mattress, but if you’re after something even more spacious, then consider our super king size mattress range - here at Happy Beds, there’s something for everyone. Browse our selection of king size mattresses today and find the right one for you.
- Signature Crystal 3000 Pocket Sprung Orthopaedic Natural Fillings MattressRRP From £474.99 Now From £214.99
- Super Ortho Spring Reflex Foam Orthopaedic Medium Firm MattressRRP From £204.99 Now From £119.99
- Deluxe Memory Spring Rolled MattressRRP From £174.99 Now From £94.99
- Supreme Ortho Spring Reflex Foam Orthopaedic Extra Firm MattressRRP From £214.99 Now From £124.99
- Pinerest Spring Semi-Orthopaedic Quilted Fabric MattressRRP From £169.99 Now From £99.99
- Ortho Royale Spring Orthopaedic MattressRRP From £199.99 Now From £114.99
- Ocean Gel Memory and Reflex Foam Cool Orthopaedic LayGel MattressRRP From £279.99 Now From £154.99
- Signature Platinum 2000 Pocket Sprung Orthopaedic Natural Fillings MattressRRP From £409.99 Now From £199.99
- Ocean Gel Pocket 2000 Memory and Reflex Foam Individual Sprung Cool Orthopaedic LayGel MattressRRP From £269.99 Now From £149.99
- Touch 7-Zone Memory Foam Orthopaedic Rolled MattressRRP From £234.99 Now From £129.99
- Majestic 1000 Pocket Sprung Orthopaedic MattressRRP From £239.99 Now From £139.99
- Balmoral 3500 Pocket Sprung Memory Foam MattressRRP From £344.99 Now From £189.99
- Touch 3-Zone Memory Foam Orthopaedic Rolled MattressRRP From £219.99 Now From £119.99
- Cashmere 3000 Pocket Sprung Memory Foam MattressRRP From £354.99 Now From £194.99
- Maestro Spring Memory Foam Tufted MattressRRP From £239.99 Now From £139.99
- Mirage Spring Quilted Bamboo Fabric Natural Fillings MattressRRP From £224.99 Now From £129.99
- Membound Memory Foam Spring MattressRRP From £189.99 Now From £109.99
- Comfort Ortho 1400 Pocket Sprung MattressRRP From £314.99 Now From £174.99
- Deluxe Reflex Spring Rolled MattressRRP From £154.99 Now From £84.99
- Flex 1000 Reflex Foam Orthopaedic MattressRRP From £189.99 Now From £104.99
- Signature 2000 Pocket Sprung Pillow Top Natural Fillings MattressRRP From £494.99 Now From £244.99
- Aloe Vera 1500 Pocket Sprung Memory and Reflex Foam MattressRRP From £354.99 Now From £194.99
- Signature Gold 1800 Pocket Sprung Orthopaedic Natural Fillings MattressRRP From £359.99 Now From £189.99
- Imperial 3500 Pocket Sprung MattressRRP From £354.99 Now From £194.99
How big is a king size mattress?
A king mattress offers the ultimate in luxury and space, measuring 150cm x 200cm, or 5.0ft x 6.6ft. Whether you're a couple who wants extra space at night or just a solo sleeper wanting to sleep like royalty, our king size mattresses are guaranteed to do the job.
Are there different fillings available with king size mattresses?
We offer a range of mattress fillings to suit any sleeping position or support needs, including:
- King Size Memory Foam Mattresses - designed to mould to your body during the night, a memory foam mattress provides phenomenal support to your joints.
- King Size White Filling Mattresses - get extra comfort whilst you sleep with one of our king size white filling mattresses.
- King Size Natural Filling Mattresses - filled with natural materials such as cotton, wool and more, our king size natural filling mattresses provide a relaxing sleep.
- King Size Reflex Foam Mattresses - a reflex foam mattress is designed to provide extra support during the night by moulding to your body and returning to its original shape.
- King Size Latex Foam Mattresses - choose an eco-friendly option with your mattress as latex foam mattresses are made from natural materials.
What mattress structures are available with king size mattresses?
The mattress structure you choose can affect how your comfort throughout the night, which is why you should do careful research before purchasing anything. Our king size mattresses included the following structures:
- Pocket Sprung King Size Mattresses - the perfect choice for couples, a pocket sprung king size mattress will distribute weight evenly thanks to the individual pocket springs.
- Open Coil Spring King Size Mattresses - get the ultimate support during the night with an exceptionally comfortable open coil spring king size mattress.
- Reflex Foam King Size Mattresses - with no springs, a reflex foam king size mattress provides a restful sleep that is incredibly supportive.
Is a king size mattress right for you?
Forget sleeping like sardines! You and your other half will never argue about bed hogging with these spacious wonders. With more than enough space to toss and turn without imposing on your partner, it’s easy to see why it is a fan favourite. Perfect if you have a large bedroom or if you’re tall and need those extra few inches to avoid your feet hanging off the end, a king size mattress really adds that special touch.
Are you not sure on whether a king size mattress will suit you best, whether you need some of the special features, or whether you'll have the space to accommodate one? Take a look at our Mattress Buying Guide and our Measuring Guide. to find out more