The peso (Filipino: piso) (is the currency of the Philippines. It is subdivided into 100 centavos (Spanish) or sentimo (Filipino). Before 1967, the language used on the banknotes and coins was English and so "peso" was the name used. The language was then changed to Pilipino (the name of the Filipino language then) and so the currency as written on the banknotes and coins is piso.
The United States dollar is the unit of currency of the United States. The U.S. dollar is normally abbreviated as the dollar sign, $, or as USD or US$ to distinguish it from other dollar-denominated currencies and from others that use the $ symbol. It is divided into 100 cents (200 half-cents prior to 1857).