The others just house a normal AMOLED panel - still a touchscreen in each case, of course, just not with the multiple levels of pressure sensitivity available. (pocket-lint.com)
There's an unprecedented level of pressure on all facets of our competition: rules, regulations, competition, etc.. (inc.com)
Air molecules are spaced differently and exert different levels of pressure depending on how hot or cold they are. (scientificamerican.com)