Extra firm mattresses are very hard. Their feel is similar to the "no give" feel you would get from laying on the floor. If you sleep better in a sleeping bag on the ground than on a hotel mattress, then this is the comfort level for you! People who prefer this level of comfort can quickly choose their Extra Firm mattress with confidence.
Firm mattresses are hard but will allow your hips and shoulders to be cradled. Up until the mid 1980's this comfort level was the most popular choice, so if you're between the ages of 30 and 60 you probably grew up sleeping on a firm mattress.
Medium mattresses are still considered a "hard" mattress by some people but they have a more cushioning feel than a firm. This mattress type is a great "middle of the road" or "compromise" comfort level. Mattresses in this group are often chosen for couples who like comfort levels at each end of the scale, spare or guest rooms or vacation homes.
Plush mattresses have a soft cradle type feel. This type of comfort level will cradle almost every part of you but will not give you the feeling like you are "sinking" into the mattress.
Extra Plush mattresses are very soft. This type of comfort level will allow your body to depress up to 5 inches within the soft comfort materials. This type of mattress is ideal for people who are switching from a waterbed to a traditional mattress or for those who prefer a real soft "cushy" feel to their mattress. People who prefer this level of comfort can quickly choose their Extra Plush mattress with confidence.