How Adjustable Firmness Works: The 1-100 Scale
Many adjustable firmness mattresses use a more detailed scale than traditional mattresses.
The 1-100 Firmness Scale, Explained
While many conventional mattresses are discussed using a 1-10 firmness scale, some adjustable firmness mattresses use a 1-100 scale. In these systems, lower numbers generally correspond to a softer feel, while higher numbers correspond to a firmer feel.
Air Chambers vs. Fixed Foam Cores
Some adjustable firmness mattresses use internal air chambers that can be adjusted to change the mattress feel. This differs from a fixed foam or latex core, which has a predetermined firmness level that cannot be modified.
Why Finer Increments Matter
A 1-100 adjustable firmness mattress scale offers smaller adjustment increments. This may allow sleepers to make more gradual changes rather than moving between a limited number of preset firmness options.