Looking for a little extra room to relax? Our king size mattresses are designed for stretching out, snuggling in, and getting the great night’s sleep you deserve. With comfort grades ranging from soft to extra firm, and options including memory foam, pocket springs, gel, and natural fillings, there’s a king size mattress for every type of sleeper at Bensons for Beds. Whether you’re upgrading your sleep space or searching for the best king size mattress for your body and budget, our expertly crafted collection is here to help you drift off in comfort, night after night.
A standard king size mattress measures 5ft wide x 6ft 6in long (150cm x 200cm). That’s plenty of room for couples—or solo sleepers who love some serious starfish space. If you’re after something even roomier, check out our super king options!
The best king size mattress depends on how you sleep. Here’s a quick breakdown of the mattress types we offer:
Not sure where to start? Try our in-store SleepPRO® system to get matched to your ideal mattress in minutes.
We offer every firmness rating to suit your sleep style:
Yes, we’ll take care of it! Our mattress recycling service allows you to say goodbye to your old mattress responsibly. Our team will collect it during your delivery and ensure it’s recycled properly, clearing the way for your brand-new bed.
We do! Add an extra layer of comfort and care to your new mattress with one of our king size mattress toppers. A mattress topper is perfect for softening a firm mattress or extending the life of an older one.
And king size mattress protectors are a must in our books. Having one adds an extra layer of protection for your mattress, helping to shield it from spills, allergens, and wear, keeping it fresher for longer.
Yes! Explore our collection of king size beds with mattresses – including divan sets, upholstered frames, and adjustable beds – all perfectly paired for style and support.
At Bensons, you’ll find top sleep brands including:
Each brand offers a unique blend of comfort technologies and premium materials, ensuring that you can find a king mattress that truly suits your needs.
Absolutely. Every king size mattress comes with:
So you can sleep with confidence, night after night.
Need a hand choosing the right mattress? Our in-store sleep experts are always happy to help — or shop online now to explore our full king size collection.