Another type of bean that has a large production percentage is Robusta. Robusta beans grown in West and Central Africa, Southeast Asia and Brazil; has a very common production. For this reason, it is much easier to reach. Robusta plants are much more resistant than Arabica plants. For this reason, it is frequently used in instant coffees. In addition, Robusta beans contain 1.5 times more caffeine than Arabica. So Robusta is a much stronger type of bean. This makes Robusta a more affordable option.