The aim of the study was to compare the profitability of cultivation of three varieties of maize with different class FAO earliness in the following vegetation seasons from 2012 to 2014. The data comes from the agricultural holding specializing in the plant production including corn. The highest yield of maize seeds were obtained in 2012, cultivating variety PR38N86, which amounted to 12.4 t/ha and the lowest in 2013 for the variety P8400 – 9.8 t/ha. Income from 1 ha of crops including EU subsidies ranged between 1554.70 PLN for a variety of P8400 in 2014 to 7172.70 PLN in 2012, for a variety PR38N86. The highest rate of profitability in all three years of research, there has been cultivating medium-late variety PR38N86 of FAO 270, while the lowest in the medium-early variety of FAO P8400 240.