What Mattress Size Should I Choose?

Choosing the right mattress size is an important part of creating a comfortable and practical bedroom. The size of your mattress can affect how well you sleep, how much personal space each sleeper has, and how well the bed fits within your room.

While smaller mattresses may work well in compact bedrooms or for single sleepers, larger mattresses can provide more space and comfort, particularly for couples or people who move frequently during the night.

In this guide, our sleep experts explain the key factors to consider when choosing a mattress size to help you find the option that best suits your bedroom and sleeping preferences.

Consider the Size of Your Bedroom

One of the first things to think about when choosing a mattress size is the amount of space available in your bedroom.

Larger mattresses can provide more sleeping space, but they also require enough room around the bed for movement and furniture.

As a general guide, it is helpful to allow enough space around the bed for:

• Bedside tables
• Wardrobes and storage
• Comfortable walking space

Measuring your room before choosing a mattress size can help ensure the bed fits comfortably within the space.

Think About How Many People Will Use the Bed

The number of sleepers using the bed will also influence the mattress size you choose.

Single Sleepers

Single sleepers often choose:

• Single mattresses
• Small double mattresses for extra space

A slightly larger mattress can provide more room to move during the night.

Couples

Couples generally benefit from larger mattress sizes that provide more personal sleeping space.

Popular options for couples include:

• Double mattresses
• King size mattresses
• Super king mattresses

A larger mattress can help reduce disturbances caused by movement during sleep.

Consider How Much Space You Prefer While Sleeping

Everyone has different preferences when it comes to personal sleeping space.

Some sleepers prefer a compact bed, while others enjoy having extra room to stretch out or change position during the night.

Sleepers who move frequently may benefit from:

• King size mattresses
• Super king mattresses

These larger sizes provide more room for movement.

Think About Your Height

Mattress length can also be an important consideration, particularly for taller sleepers.

Standard mattresses such as singles and doubles are typically 190 cm long, while larger sizes like king and super king mattresses are 200 cm long.

The additional length can provide extra comfort for taller individuals.

Consider Your Bed Frame

Your mattress size should match the size of your bed frame or base.

Most UK bed frames are designed to fit standard mattress sizes, but it is always helpful to confirm the dimensions before purchasing a mattress.

Ensuring compatibility between the mattress and bed frame helps provide proper support and stability.

Mattress Size Comparison

The table below shows the most common UK mattress sizes and their dimensions.

Mattress Size
Dimensions (cm)
Best For

Small Single
75 x 190 cm
Children or compact bedrooms

Single
90 x 190 cm
Single sleepers

Small Double
120 x 190 cm
Single sleepers wanting more space

Double
135 x 190 cm
Couples in smaller rooms

King Size
150 x 200 cm
Couples wanting extra space

Super King
180 x 200 cm
Maximum sleeping space

Expert Advice from Land of Beds

Choosing the right mattress size is about balancing sleep comfort with the available space in your bedroom. A mattress that provides enough room for restful sleep while fitting comfortably within the room can help create a more enjoyable sleeping environment.

Our experts recommend measuring your bedroom and considering how much space you prefer while sleeping before selecting a mattress size.

Taking the time to choose the right size can help ensure your bed provides both comfort and practicality.

Summary

The best mattress size for your bedroom will depend on the size of the room, the number of sleepers using the bed, and your personal comfort preferences. While smaller mattresses may suit compact spaces, larger sizes such as king or super king mattresses provide more room to move during sleep.

Understanding how different mattress sizes compare can help you choose a bed that supports comfortable and restful sleep.

Still Need Help?

If you have questions, our team is happy to help:

• Visit our Help Centre
• Start a Live Chat
• Visit our Cheshire or Greater Manchester Stores