Sleep in comfort and style with our King mattresses, measuring 5’ x 6’6” (150cm x 200cm). Perfect for couples, these mattresses offer generous space, luxurious comfort, and supportive sleep for a deep, restorative night. Protect your investment with a King mattress protector.
What size is a king size mattress? >
A King mattress is a large UK standard mattress (5’ x 6’6” / 150cm x 200cm), offering ample space for couples. It delivers comfort, support, and room to stretch for a restful night’s sleep. Protect yours with a King mattress protector.
Not sure if a king mattress is the right size for you? Check out our mattress size guide for more information..
What are the benefits of a King mattress? >
King mattresses provide generous sleeping space, reduce motion disturbance, and allow both sleepers to move freely. Perfect for couples or anyone who enjoys extra room to sleep comfortably.
Who should choose a King mattress? >
Ideal for couples, co-sleeping families, or anyone who wants extra space without going to Super King size. Offers luxury, comfort, and room to stretch.
What types of King mattresses are available? >
Available in memory foam, pocket spring, hybrid, and latex options — all designed to provide support, comfort, and durability.
How do I maintain a King mattress? >
Keep your mattress fresh and long-lasting with a King mattress protector and follow our Mattress Care Guide. Rotate regularly and ensure a solid bed base for maximum support.
Why shop with Mattresses 365? >
At Mattresses 365, we make bed and mattress shopping enjoyable and hassle-free. Understanding that your bedroom is a sanctuary, we offer a wide range of stylish and comfortable beds and mattresses to elevate your space.
Need a mattress urgently? Our free next day delivery service ensures you get your new mattress quickly, without the wait. Why not add our hassle-mattress recycling service to your order. Available for just £25 on selected mattresses or £50 for divan bed sets. Act now to make a greener choice with ease.
We prioritise your satisfaction with smooth ordering processes, secure payments, and efficient delivery, making us the ultimate destination for all your bed and mattress needs. Transform your sleep experience and create your dream bedroom with Mattresses 365 today.
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KING SIZE BED FRAMES
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Help & Buying Guides:
MATTRESS BUYING GUIDE
MATTRESS SIZE GUIDE
HELP AND ADVICE CENTRE