- Arabica coffee is usually of higher quality due to its refined taste - The price of the Robusta coffee bean is lower than for the Arabica coffee bean - The Robusta coffee bean contains up to twice as much caffeine as the Arabica coffee bean - The Robusta coffee bean has fewer requirements for growing conditions than the Arabica coffee bean - The yield of a Cafea Arabica plant is lower than that of a Robusta plant.