1. Coffee Robusto beans are a lower grade of bean grown at lower altitudes that are easier to maintain and more resistant to disease than other types of coffee beans so produce more. These beans tend to have a greater concentration of caffeine leading to a harsher, more bitter taste than other beans and are found in most mass-produced lower end and expresso blend brands.
  2. Coffee Arabica beans are considered gourmet beans as they have a smother, sweeter taste, but are much more difficult to grow. These beans reportedly make up more than 60% of coffee beans sold worldwide and include popular types like Typica, Caturra, Kona, Pacamara, and Villalobos.
  3. Liberica Coffee Beans are native to central and western Africa often mixed with other varieties to add body and complexity. It receives mixed reviews ranging from burnt garbage to nutty wood flavor with a backbite. It is now mainly produced in Indonesia, Malaysia, and the Philippines making up 2% of the world’s coffee supply at not commonly found in North America or Europe.
  4. Excelsa Coffee Beans the fourth major type of coffee bean is grown almost entirely in Southeast Asia. Also used in blends to add complexity these beans are found to have less caffeine and aroma with tart notes and fruity overtones. Seldom found outside of Asia they may be obtained from specialty roasters in other locations.