A firm or medium-firm mattress is not a choice that can be based solely on a single number or general recommendation. One manufacturer's "medium firm" could be similar to another's "firm" as there is no universal international firmness scale.
Suitability is influenced by body structure, sleeping posture, mattress materials, base, and mattress topper. The safest way is to compare several models in the same conditions.
View different firmness mattresses
What does mattress firmness actually mean?
Firmness describes how easily the body sinks into the surface, but support describes the ability to keep the body in a stable position. A firm mattress does not always provide better support.
The upper foam, latex, or fiber layers can be soft, even if the mattress has a firm spring core. Therefore, the overall feeling should be evaluated.
Sleeping position
Side sleepers usually need the shoulder and hip to be able to sink a little to keep the spine in a neutral position. A too hard surface can create distinct pressure points.
Back or stomach sleepers often like a firmer feeling, but individual differences are great. Choosing a mattress is not a medical diagnosis and in case of persistent pain, consult a health professional.
Body structure and two sleepers
A heavier person will sink deeper into the same mattress than a lighter one. This can change both the feeling of firmness and the level of support.
If partners have very different preferences, consider two separate mattresses or a model with different sides. A single mattress topper can reduce the feeling of connection.
The base changes the feeling of the mattress
Elastic slats can make the mattress a bit bouncy, but a solid base — firmer. The most accurate showroom test is when the base is similar to what will be at home.
Before buying a new mattress, check the old bed slats and central support. A worn or sagging base can also damage the performance of a quality mattress.
Two different examples of spring mattresses
In product descriptions, look not only for the firmness word but also for the structure of springs and comfort layers.
Mattress Amboise Pocket
Amboise is indicated as a firm Pocket mattress with coco fiber layers. This is an example of a model with a more pronounced firmness direction.
Mattress Agel Bonnell
Agel is a Bonnell mattress with foam and felt layers. Its feeling will depend on the uniform spring block and upper materials.
Firmness choice checklist
- The mattress was tested in the usual sleeping position.
- The support of the shoulder, hip, and waist parts was evaluated.
- The body structure of both partners was taken into account.
- The compatibility of the bed base was checked.
- The possibility to exchange or return the mattress was found out.
- Materials were compared, not just firmness.
Frequently asked questions
Is a firm mattress healthier for the back?
Not always. Suitability is individual, and a too firm mattress can create pressure points. Professional medical advice is necessary in case of health problems.
Can a mattress topper soften a firm mattress?
Yes, it can change the surface feeling, but it will not fix an unsuitable or worn mattress base construction.
How long should a mattress be tried in the showroom?
Preferably several minutes in each usual position. A brief sitting on the edge is not enough.
Choose by feeling and construction
The name of the firmness is just the starting point. Compare materials, try the mattress, and make sure that the bed base is suitable.