What's the Difference Between a Double and King Size Bed?

Choosing the right bed is important for getting a good night's sleep. When it comes to deciding between a double and king size bed, the main question is: how much space do you need?

Both beds have their advantages, but the difference goes beyond just size. Let's look at how they compare and help you make the right decision for your bedroom and your sleep.

The most obvious difference between a double and king size bed is their dimensions. A standard double bed measures 135cm (2ft 6) in width and 190cm (6ft 2) in length. This size is common in homes because it offers enough room for two people while still fitting into most bedrooms.

A king size bed, on the other hand, measures 150cm (5ft) in width and 200cm (6ft 6) in length. This extra space makes a noticeable difference, particularly if you share your bed with a partner. You get more room to spread out, which can help your comfort and sleep quality.

The extra 15cm in width and 10cm in length might not sound like much, but when you're lying down, it gives you that bit more room to stretch out. If you're taller than average, the extra length of a king size bed can also make a big difference to how comfortable you feel.

Before you decide, think about the size of your bedroom. A double bed fits well into smaller rooms and still leaves space for other furniture. It's often the go-to choice for guest rooms or bedrooms where space is limited. You can move around the room easily, and it doesn't dominate the space.

A king size bed, though, is better suited to larger rooms. It takes up more space, so you'll need to make sure your room can handle it without feeling cramped. If you've got plenty of space, a king size bed can become the centrepiece of your room. Just remember, you want to be able to walk around your bed comfortably and still have room for your wardrobe, bedside tables, or anything else you need.

One of the biggest differences you'll notice between a double and king size bed is how they feel when you're sharing. If you sleep with a partner, a double bed can sometimes feel a little cramped. While there's just enough room for two people, there's not much space to move around during the night.

A king size bed gives you more space for both you and your partner to get comfortable. You've got space to turn over without bumping into each other, which can make an enormous difference if you're a light sleeper or if your partner tends to toss and turn. The extra width of a king bed also gives you a bit of personal space while still being close to your partner.

For couples who value their space, a king size bed can improve your quality of sleep and help you both feel more rested.

Another factor to think about is the practicality of each bed. A double bed is versatile. It works well for solo sleepers who want a bit more space or for couples who are happy to be a little cosier. It's also easier to move around. If you're someone who moves house frequently or likes to rearrange the furniture from time to time, a double bed is lighter and more manageable.

A king size bed, while offering more space, can be a bit trickier to move. It's heavier and bulkier, so if you live in a flat with narrow hallways or if you like to rearrange your room, keep this in mind. On the plus side, a king size bed is ideal if you're looking for comfort and you have no plans to move any time soon.

Choosing the right bedding is another consideration. A double bed is more standard, so you'll find it easier to buy sheets, duvets, and blankets in the right size. It's also generally more affordable, and there are plenty of options to suit all styles and budgets.

King size bedding, while slightly more expensive, offers more luxury. A larger duvet and pillows can make your bed feel even more comfortable and inviting. If you enjoy a bit of extra space when you sleep, king size bedding is well worth it. Just make sure you've got enough room in your washing machine for those larger items.

Cost is often a deciding factor when choosing between a double and king size bed. A double bed is usually more affordable than a king size bed, making it a popular choice for those on a budget. It offers good value for money, especially if space isn't an issue and you don't need the extra room.

A king size bed, however, comes with a higher price tag. You're paying for the extra size, but you're also investing in comfort. If your budget allows, and if you want the additional space, a king size bed is a long-term investment that can boost your quality of sleep.

When weighing up the cost, think about how much time you spend in bed. Considering that you spend around a third of your life asleep, it's worth investing in a bed that suits your needs.

The difference between a double bed and a king size isn't just about size. It's about comfort, space, and how you use your bedroom. If you've got a smaller room or don't need much space, a double bed could be the right choice. It's practical, versatile, and more affordable.

On the other hand, if you've got the room and you value comfort, a king size bed is worth considering. The extra space can make a significant difference to how well you sleep, especially if you share your bed with a partner.

Ultimately, it comes down to your personal preferences. Do you need more space to stretch out? Do you share your bed with someone who moves around a lot? Do you have enough room in your bedroom for a larger bed? Answering these questions will help guide you towards the right choice.

Whether you choose a double or king size bed, the most important thing is that it meets your needs. A double bed offers practicality and versatility, while a king size bed gives you extra space and comfort. Think about your bedroom space, your sleep habits, and your budget, and you'll find the perfect bed for you.

I am Arjan, an Experienced Bed Retailer 

 I am Arjan Kim, and I work as a customer service manager at Home Furnishings UK. I started with the company in 2015, and over the years have learned a lot about bed types, bed sizes, and mattress options.

On any given working day, I speak to around dozens of customers offering advice on our beds and their features and benefits. 

My friendly colleagues and I are always available in-store or online to offer advice. If you can’t decide on the size or type for your home, we are here to help.

"I went with a double bed for my small bedroom, and it’s just what I needed. It gives me enough space to sleep comfortably without taking up the entire room. It’s perfect for a single person like me." 

 – Lucy K.

"We choose a king size bed, and it’s been the best decision! My husband and I both have plenty of space, and I no longer wake up when he moves. It’s made a huge difference to our sleep." 

 – Claire.

"We upgraded to a king size bed, and it’s made a big difference. I’m a light sleeper, so having the extra room means I don’t get disturbed as much. It’s so spacious and comfortable."

 – Emma Lumley.