The Volvo 1800 is a range of sports cars first introduced for the 1961 model year. Over the course of production, the 1800 was built in four variants: P1800 (1961-1962), 1800S (1963-1969), 1800E (1970-1971), 1800ES (1972-1973). These each had their own variations and differences, including engine and body style.