A medium-firm mattress is a type of mattress that offers a balance between support and comfort. It typically has a firmness level of around 6-7 out of 10, with 10 being the firmest. This level of firmness can provide a supportive surface that distributes weight evenly and promotes spinal alignment. A medium-firm mattress can also offer enough cushioning to provide some pressure relief for the body's pressure points.

What is a Medium-Firm Mattress?

The most popular choice of mattress tension, and understandably, many couples compromise when it’s difficult to choose between soft/medium or firm/medium. Suitable for the majority of body weights and sizes, medium tension spring or foam mattresses are available with a vast array of filling materials that actually provide an incredible range of varying levels of support and feel. 

Are all Medium-Firm Mattresses the same?

Don’t be fooled into thinking that all medium mattresses are the same! Although they may well provide the necessary body posture, altering the type of filling, density or even the order in which the fillings are placed on top of the springs (or mattress base layer in the case of ‘all foam’ mattresses) can make a real difference to the comfort as you sleep. 

Who should buy a Medium-Firm Mattress?

A medium-firm mattress can be a good option for several types of sleepers, including:

Back sleepers often require a firmer sleeping surface to maintain proper spinal alignment, and a medium-firm mattress can provide the necessary support.
Stomach sleepers also benefit from a firmer sleeping surface as it can prevent the body from sinking too deeply and putting pressure on the lower back.
Combination sleepers who switch positions during the night can benefit from a medium-firm mattress as it offers versatility and can work well for different sleeping positions.
Heavier individuals may benefit from a medium-firm mattress as it offers more support and prevents the body from sinking too deeply into the mattress, which can lead to discomfort on a softer surface.

It's important to note that the ideal mattress firmness level can vary depending on personal preferences and body type. So, it's essential to test out different firmness levels to determine what works best for you. Additionally, those with specific medical conditions or chronic pain should consult their healthcare provider before purchasing a new mattress.

For that extra support, why not try Deepsleep's Kinghtsbridge, or for the ultimate in luxury, then Sleepeezee's Pocket Gel Balance Plus is definitely the one for you.

What is the difference between medium and medium firm mattresses?

A medium mattress is typically considered to have a firmness rating of 5-6 out of 10 on the firmness scale. This level of firmness provides a balance of softness and support, making it ideal for sleepers who prefer a moderate amount of cushioning, but still require some level of support.

A medium-firm mattress, on the other hand, typically has a firmness rating of 6-7 out of 10. This level of firmness offers more support and less cushioning, making it a good choice for sleepers who need more support for their back or who prefer a firmer sleeping surface.

The choice between a medium and medium-firm mattress will depend on personal preference and sleep needs. It's important to consider factors such as body weight, sleeping position, and any existing pain or discomfort when choosing a mattress firmness level.

Will a Medium-Firm mattress soften over time?

It is possible for a medium mattress to soften over time, especially if it is made from materials such as memory foam or latex, which can experience some degree of compression over time.

However, the degree to which a mattress softens over time will depend on a variety of factors, such as the quality and durability of the materials used, the weight of the sleeper, and the amount of use the mattress receives.

If a medium mattress does soften over time and it no longer provides the level of support needed for a good night's sleep, it may be time to consider replacing it. It's generally recommended to replace a mattress every 7-10 years, or sooner if it starts to show signs of wear and tear, such as sagging, lumps, or tears in the fabric.

We’re here to help, so if you're still unsure give our friendly team a call on 01642 686365 and ask for advice or take look at our other useful Mattress Buying Guides below, to see if we can help you make the right mattress choice.


Deepsleep Chatsworth 1000 Divan Bed

Sold out

Deepsleep Majestic Divan Bed

Sold out

Silentnight Elite Elixir Geltex Miracoil Divan Bed

Sold out

Silentnight Elite Aria Eco Comfort Divan Bed

Sold out

Silentnight Elite Cello Natural Divan Bed

Sold out

Silentnight Eco Comfort Breathe 1200 Divan Bed

Sold out

Mattress Buying Guides

Considering a Memory Foam mattress? We're here to help, check out our guide, here.

Looking for the right level of support from your mattress? Find out the benefits of a Pocket Sprung mattress.

Is a combination mattress the right one for you? Find out the benefits of a Hybrid mattress.  

Let our guide walk you through everything you need to know about buying a new mattress.