Comparison of Arabica beans and Robusta beans comparison of coffee beans

It is not difficult to distinguish between Arabica beans and Robota beans. You can easily tell the difference between Arabica beans and Robota beans by their appearance. The former is slightly oval and slender, and the central line (Center Cut) is S-shaped, while the latter is round and fat, and the central line is almost straight. For a detailed comparison, please refer to the table below, where Robusta contains almost twice as much caffeine as Arabica.

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Arabica bean

Robusta bean

Growing climate

Mild climate

Warm climate

Height of growing area

600m ~ 2200 m

0 m ~ 800 m

Temperature of growing place

15 ℃ ~ 24 ℃

18 ℃ ~ 36 ℃

Rainfall of growing area

1200 mm / year ~ 2200 mm / year

2200 mm / year ~ 3000 mm / year

Chromosome individual

44.

22.

Leaf blade

Small and thin, oval, about 15 cm, smooth surface, dark green.

Large and wide, can be more than 20 cm, thick mesophyll, leaf margin into waves ups and downs.

Flowers

The flower is small and has 5 petals.

The flower is large and has 6 petals.

The shape of raw coffee beans

Slightly longer, half-sided elliptical sphere

Slightly short and fat, semicircular

The central line of raw beans

Curved S shape

Straight line

Caffeine content

0.9% to 1.4%, average 1.2%

1.8% / 4.0%, average 2.2%

As a proportion of world output

70%

30%