UK Bed Sizes Guide: Single to Super King Dimensions (cm & ft)

This guide covers standard UK bed sizes, from Single to Super King, with measurements in centimetres and feet.

• Single: 90 × 190 cm (3′ × 6’3″)
• Small Double: 120 × 190 cm (4′ × 6’3″)
• Double: 135 × 190 cm (4’6″ × 6’3″)
• King: 150 × 200 cm (5′ × 6’6″)
• Super King: 180 × 200 cm (6′ × 6’6″)

Discover the differences between each bed size, who they are suitable for, and how to choose the right option for your bedroom.

Remember to measure your available bedroom space and check the complete bed frame dimensions before purchasing.

Choosing the right bed size is important for getting a good night’s sleep and making the best use of your bedroom space. In the UK, beds come in different sizes, including single, small double, double, king, and super king. Each size offers a different amount of sleeping space, so it is worth checking the measurements before making a purchase. Understanding UK bed sizes in centimetres and feet can help you compare your options more easily. In this guide, we will explore the different bed sizes, their dimensions, and what to consider when choosing the right bed for your bedroom and comfort.

What Are the Standard UK Bed Sizes?

UK bed sizes refer to the standard measurements used for mattresses in the UK. There are different sizes available, from single to super king, so buyers can choose an option that suits their needs and bedroom space.

Before buying a bed, it is helpful to understand the different measurements. Here are a few things to know about standard UK bed sizes:

• Different bed options: UK beds are available in several sizes, including single, small double, double, king, and super king.
• Measurements: Bed sizes are usually shown in centimetres (cm) and feet (ft), making it easier to compare different options.
• Mattress and bed frame sizes: Standard measurements usually refer to the mattress, not the complete bed frame. The frame can be slightly bigger depending on its design, headboard, and side panels.
• Check the measurements: Always measure your bedroom and check the full bed dimensions before buying to make sure it fits comfortably.

UK Bed Sizes Chart in CM and Feet

The table below shows the standard UK mattress measurements in centimetres and feet. It will help you compare the different sizes and choose the right one for your bedroom.

These measurements are for standard UK mattresses. The actual bed frame may be slightly larger depending on its style and design. Always check the product details before purchasing.

Bed Sizes UK in CM: Understanding Different Measurements

Choosing the right bed size is important for a comfortable sleep and making good use of your bedroom space. Bed sizes UK in cm make it easier to compare different options and understand how much space each bed provides. In the UK, beds are available in different sizes, including single, small double, double, king, and super king.

Before choosing a bed, there are a few things you should know:

• Bed measurements: UK bed sizes are measured by their width and length in centimetres (cm).
• Bed length: Most beds, from small single to double, are 190 cm long. King and super king beds are 200 cm long.
• Mattress and bed frame: Mattress measurements are usually smaller than the full bed frame size. Headboards, footboards, and side panels can add extra space.
• Bedroom space: Measure your bedroom before buying a bed. Try to leave around 60 cm of walking space around the bed where possible.
• UK and European sizes: European bed sizes can be different from standard UK measurements, so always check the size before buying a mattress or bed frame.

Understanding bed sizes UK in cm can help you compare the options and choose a bed that fits your room and sleeping needs.

Single Bed Size UK (90 × 190 cm)

A single bed is a good choice for one person. It is commonly used in children’s bedrooms, guest rooms, and smaller spaces.

• Size: 90 cm wide and 190 cm long (3′ × 6’3″).
• Suitable for: Children, teenagers, and single adults.
• Space: Fits easily into small bedrooms and box rooms.
• Benefits: Takes up less space while providing enough room for one person to sleep comfortably.

Small Double Bed Size (120 × 190 cm)

A small double bed is also known as a 4-foot bed. It offers more space than a single bed but is smaller than a standard double.

• Size: 120 cm wide and 190 cm long (4′ × 6’3″).
• Suitable for: One adult who wants extra sleeping space or two people who are comfortable sharing a smaller bed.
• Space: Works well in smaller bedrooms and guest rooms.
• Benefits: Provides extra room without taking up as much space as a standard double bed.

Double Bed Size UK (135 × 190 cm)

A standard double bed is a popular choice for couples and single adults who want more sleeping space. It offers enough room for two people while fitting into many standard bedrooms.

• Size: 135 cm wide and 190 cm long (4’6″ × 6’3″).
• Suitable for: Couples, single adults, and guest rooms.
• Space: Fits well in many medium-sized bedrooms.
• Benefits: Offers more sleeping space than a small double bed.

King Size Bed Dimensions UK (150 × 200 cm)

A king size bed is wider and longer than a standard double bed. It is a suitable option for couples who want more room to sleep comfortably.

• Size: 150 cm wide and 200 cm long (5′ × 6’6″).
• Suitable for: Couples and taller people who need extra sleeping space.
• Space: Works best in medium or larger bedrooms.
• Benefits: Provides more width and legroom than a standard double bed.

Super King Bed Size (180 × 200 cm)

A super king bed is one of the largest standard bed sizes available in the UK. It offers plenty of space for couples who prefer more room while sleeping.

• Size: 180 cm wide and 200 cm long (6′ × 6’6″).
• Suitable for: Couples who want extra personal sleeping space.
• Space: Best suited to larger bedrooms and spacious master bedrooms.
• Benefits: Gives both people more room to move and sleep comfortably.

Helpful Tip: Before choosing a bed, measure your bedroom and think about how much sleeping space you need. Checking bed sizes UK in cm can help you find the right option without making your room feel too crowded.

Single Bed Size UK (90 × 190 cm)

A single bed size UK is a popular choice for people who sleep alone and do not need a lot of sleeping space. It measures 90 cm wide and 190 cm long, which is equal to 3 feet by 6 feet 3 inches. This size is commonly used in children’s bedrooms, guest rooms, and smaller bedrooms. It provides enough space for one person to sleep comfortably without taking up too much floor space.

A single bed is also a practical option for teenagers and adults who want a simple and comfortable sleeping space. If you have a small bedroom, choosing a single bed can leave more room for other furniture, such as wardrobes, bedside tables, and storage units.

Key Features of a UK Single Bed

• Standard Size: A single bed measures 90 cm wide and 190 cm long (3′ × 6’3″).
• Suitable for One Person: It provides enough sleeping space for children, teenagers, and single adults.
• Space-Saving Design: Its smaller size makes it suitable for small bedrooms, guest rooms, and box rooms.
• Small Single Option: If you need a more compact bed, a small single measures 75 × 190 cm (2’6″ × 6’3″). It is often used for younger children or rooms with limited space.
• More Room for Furniture: A single bed leaves extra floor space for wardrobes, drawers, desks, and other bedroom furniture.
• Easy to Fit: It is easier to place in smaller rooms compared with double or king size beds.

Important Tip: The 90 × 190 cm measurement refers to the mattress, not the complete bed frame. The frame may be around 5–15 cm larger depending on its design, headboard, and side panels. Always check the full product measurements before buying.

Overall, a single bed size UK is a useful choice for anyone looking for a comfortable bed that fits easily into a smaller bedroom.

Small Double Bed Size:A Comfortable Choice for Smaller Bedrooms

If you want more sleeping space than a single bed but do not have enough room for a standard double, a small double bed can be a good option. It measures 120 cm wide and 190 cm long (4 feet × 6 feet 3 inches). It is also known as a 4-foot bed or a three-quarter bed.

This bed size is popular with people who want extra room without making their bedroom feel too crowded. It is suitable for single adults, teenagers, and guest rooms. Two people can also share it, but it may feel a little small for couples who prefer more space while sleeping.

Key Features of a Small Double Bed

• Standard Size: It measures 120 cm wide and 190 cm long (4′ × 6’3″).
• Extra Sleeping Space: It offers more room than a single bed, making it comfortable for one person.
• Space-Saving Option: It fits well in smaller bedrooms where a standard double bed may take up too much space.
• Suitable for Different Ages: It is a practical choice for teenagers, older children, and single adults.
• Good for Guest Rooms: It gives guests more sleeping space without needing a large bedroom.
• Can Be Shared by Two People: Couples can use it, but the sleeping space may feel limited for everyday use.
• Smaller Than a Double Bed: It is 15 cm narrower than a standard UK double bed, which measures 135 cm wide.

Why Choose a Small Double Bed?

A small double bed is a practical choice if you want a little more room to sleep but still need to save space in your bedroom. It offers a good balance between comfort and size, leaving more room for other furniture such as wardrobes, bedside tables, and drawers.

Double Bed Size UK (135 × 190 cm)

A double bed is a good option for people who want more space to sleep comfortably. The standard double bed size UK is 135 cm wide and 190 cm long (4 feet 6 inches × 6 feet 3 inches). It is larger than a small double bed and provides enough space for two people to share.

Many customers choose a double bed because it offers a good balance between comfort and space. It is suitable for couples, single adults who like extra room, and people looking for a comfortable bed for their guest room. It can also fit into most medium-sized bedrooms without taking up too much space.

Key Features of a Double Bed

• Standard Size: Measures 135 cm wide and 190 cm long (4’6″ × 6’3″).
• Extra Sleeping Space: Offers more room than a single or small double bed.
• Suitable for Couples: Provides enough space for two people, although some couples may prefer a larger bed.
• Comfortable for One Person: Gives single adults more room to stretch out and move while sleeping.
• Fits Medium-Sized Bedrooms: A practical choice for bedrooms where a king size bed may be too large.
• Useful for Guest Rooms: Offers comfortable sleeping space for friends and family visiting your home.

Who Should Choose a Double Bed?

A double bed is suitable for different types of customers:

• Couples: Who want a shared bed that does not take up too much bedroom space.
• Single Adults: Who prefer a larger sleeping area.
• Homeowners: Who need a comfortable and practical bed for their bedroom.
• Guest Room Owners: Who want to provide visitors with enough space to sleep comfortably.

Overall, a double bed is a practical choice if you want more sleeping space without choosing a larger bed. Before buying, measure your bedroom to make sure you have enough room for the bed and other furniture.

King Size Bed Dimensions UK (150 × 200 cm): More Space for a Comfortable Sleep

A king size bed is a popular choice for couples who want more space to sleep comfortably. The standard king size bed dimensions UK are 150 cm wide and 200 cm long (5 feet × 6 feet 6 inches). It is bigger than a standard double bed, giving you more room to stretch out and move while sleeping.

This bed size is also a good option for taller people who need extra legroom. It works best in medium or large bedrooms where there is enough space for the bed and other furniture.

Key Features of a King Size Bed

• Standard Size: Measures 150 cm wide and 200 cm long (5′ × 6’6″).
• More Space Than a Double Bed: It is 15 cm wider and 10 cm longer than a standard double bed.
• Suitable for Couples: Gives two people more room to sleep comfortably.
• Extra Legroom: A good choice for taller people who need more space.
• Best for Medium or Large Bedrooms: Works well in rooms with enough space to move around.
• Check the Bed Frame Size: The mattress measures 150 × 200 cm, but the full bed frame may be slightly larger depending on its design.

What Bedroom Size Do You Need?

A king size bed is best suited to a bedroom with enough space to move around comfortably. A room of around 3 m × 3.4 m is a useful guide, but the layout and other furniture also matter.

Before buying, measure your bedroom and think about where you will place the bed. Make sure there is enough space for wardrobes, bedside tables, doors, and other furniture. Also, check the full bed frame measurements, as they may be larger than the mattress size.

Super King Bed Size (180 × 200 cm): A Spacious Choice for Couples

A super king bed is one of the largest standard bed sizes in the UK. It is ideal for couples who want more sleeping space and prefer having extra room to move around during the night. The standard super king bed size is 180 cm wide and 200 cm long (6 feet × 6 feet 6 inches).

One of the main differences between a king size and a super king bed is the width. A super king bed is 30 cm wider than a standard king size bed, while both have the same length of 200 cm. This extra width gives couples more personal space and makes it easier to sleep comfortably without disturbing each other.

Key Features of a Super King Bed

• Standard Dimensions: Measures 180 cm wide and 200 cm long (6′ × 6’6″).
• More Width Than a King Bed: Provides an extra 30 cm of sleeping space compared to a standard king size bed.
• Ideal for Couples: Gives both people more room to stretch out and move while sleeping.
• Best for Larger Bedrooms: Suitable for spacious bedrooms and master bedrooms with enough floor space.
• Comfortable for Different Sleeping Habits: A good option for people who move around a lot or prefer more personal space.
• Suitable Bedding: Requires super king fitted sheets. A standard UK super king duvet usually measures 260 × 220 cm.

What to Consider Before Choosing a Super King Bed

A super king bed needs more bedroom space than smaller bed sizes. Before buying, measure your room carefully and check the full bed frame dimensions, as the frame may be larger than the mattress.

Also, think about the space needed for other bedroom furniture, such as wardrobes, bedside tables, and drawers. Make sure you can walk around the bed comfortably and open doors and drawers without difficulty.

Why Choose Royal Sleep Beds for Your Next Bed?

Finding the right bed is important for a good night’s sleep and making your bedroom feel comfortable. Royal Sleep Beds is a bed supplier and manufacturer where customers can explore different bed options. Whether you need a smaller bed for a limited space or a larger one for extra comfort, comparing different sizes and designs can help you make the right choice.

What Can You Explore at Royal Sleep Beds?

• Different Bed Sizes: Explore the available sizes and choose one that fits your bedroom.
• Bed Designs: Compare different designs to find a style that suits your room.
• Bed Base Options: Check the available base types and choose one that meets your needs.
• Product Measurements: Check the size and specifications before placing your order.
• Help and Information: Contact Royal Sleep Beds if you have questions about the available beds.

Take a look at the Royal Sleep Beds collection and compare the available options to find a bed that suits your space, comfort, and sleeping needs.

Conclusion

Choosing the right bed size depends on your bedroom space, sleeping habits, and personal comfort. UK beds are available in different sizes, including single, small double, double, king, and super king. Each size offers a different amount of sleeping space, so it is important to understand the measurements before making a choice.

Before buying a new bed, measure your bedroom and check the full bed frame dimensions, as they may be larger than the mattress. Also, think about the space needed for other furniture and choose a bed that fits your everyday needs. You can explore the available options at Royal Sleep Beds, compare different sizes and designs, and find a suitable bed for your bedroom.