How to choose mattress size? Everything you need to know

Knowing which mattress is right for you can be a real challenge. Choosing a smaller one and running the risk of feeling like you're going to fall out of bed at any moment? Or opt for a bigger mattress and have all the space in the world? 


tamanho certo colchão medida colchão



The right mattress is always the one that fits you and your habits. That's why we're here to give you the best tips to make your decision easy.

Size is undoubtedly the most important part to consider when choosing a mattress. If the choice is not the right one and the mattress does not adapt to your body, the quality of your sleep will decrease. 

This decision should always be made taking into account your habits of I am and your body type.

Even because it's not comfortable to sleep in a bed that's too small for you, right?

Know our tips now!


I sleep alone

If this is your case, you should know what measurements are recommended for your single mattress, which is the type of mattress you will need. There are several options:

90 x 190 cm

This mattress is a standard size and is the smallest size available for adults.

Can be used in bunk beds and is compatible with all bed bases, with or without bed.

If you have a small bedroom or live in a studio, this mattress is a good option, as it is the cheapest in the entire range.



90 x 195 cm

In case you prefer a small mattress, but not the smallest of all, we suggest this mattress measure intermediate with a few centimeters more, which can make all the difference.


90 x 200 cm

Do you sleep alone but do you like to feel “on the go”? Then this might be the right one for you. 

This type of mattress will give you greater freedom of movement, without neglecting comfort. It's the perfect combination of a single mattress and more space.

If your height is over 1.85 m and you want to feel like you are in the clouds, this is a good solution.


medidas colchão tamanho solteiro casal
Source: Zissou - Dormir & Viver

I sleep with someone else

If you sleep with someone else, it is very important that you think about the various factors that should influence this choice:

  • room dimensions
  • body shape
  • How they sleep together
  • Type of mattress they like the most 

In this sense, here are some of the mattress measurements as a couple so that you can choose with conscience:


140 x 190 cm

This is the mattress measure smallest in the double mattress range. So, even if you are single and you like space, this is a good option.

If your room is small, but you sleep with someone, this is still the right choice.


140 x 200 cm

If you meet the requirements for the mattress measure above, but your height or that of the person who sleeps with you is considerable, so it is best to opt for this solution.

We know very well that sleeping on a small mattress can be a real bad dream for who is tall!

But if, on the other hand, you sleep with your children or pets, this mattress can become too small, not giving you the rest you deserve.


150 x 195 cm

If you want to combine all the features that we have already mentioned, but you don't want a “monstrous” size mattress, look no further. This is the mattress measure that will fit perfectly.

Whole family in the same bed? Pets? Children and parents? Highs and lows? They all fit!



160 x 200 cm

As dimensions of your room are generous q.b. and want to bet on a spacious mattress for you and your better half? Then look no further, this is your measure of dream!

A mattress of this size will give you the freedom of movement you crave, while reducing any muscle pain, increasing comfort during the night by 200%.

It is perfectly adaptable to an average-sized bedroom and must be combined with a base of the same dimension.


180 x 200 cm

This mattress is one of the biggest you can find on the market. There are also those who call you King Size

It is quite spacious and offers as much freedom of movement as possible. It's like they're sleeping alone, keeping all the space in the world at the same time. 

It is ideal for couples who need a lot of space, or who move a lot during the night. Even if one of the elements wakes up in the most inhospitable positions, it will surely not disturb the other. 

This mattress is indicated for when the sons they don't like to sleep alone and jump into their parents' bed whenever they can. And not only. The four-legged friend who only likes to sleep with the owners is also welcome here.

But watch out! Having a large bedroom is essential to having this type of mattress.


200 x 200 cm

This is the biggest mattress measure of double that exists in the market. 

If you are interested in having this mattress, don't forget that the room dimensions should be the most important factor to take into account. 

Your room should be big enough so that the bed doesn't take up all of it. You must have circulation space.



At Colmol we have bespoke mattresses, adapted to your needs. The choice must always be made by you, I take into account all the options that we present to you. The dimensions of your room count, but your well-being is always the most important.


  • Olá Maria! Obrigado pelo seu contacto. O colchão seria para criança ou adulto? Também contactamos por email. Até já! 😊

    Fátima da Colmol
  • Pretendo um colchâo viscó elástico com as medidas de 1,95 comprimento e 95 de largura.

    Maria Manuela pereira Pinto Caeiro

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