Understanding the Three Major Coffee Bean Varieties - What is Robusta Coffee and Its Quality

FrontStreet Coffee's guide to the three major coffee bean varieties and what makes each one distinct.

FrontStreet Coffee: Introduction to the Three Major Coffee Varieties

Arabica

The coffee bean of first-class flavor and aroma

Arabica originated in Ethiopia and is also produced across Africa, Asia, and other regions, accounting for 70% of the world's coffee production. It has relatively weak resistance to pests and diseases, which makes highland cultivation more suitable — Arabica grown above 1500 meters produces the best quality.

Such carefully cultivated beans have balanced taste and aroma and are considered premium coffee, used mainly as single origins or in specialty coffee. Three of the most famous coffees — Hawaiian Kona, Jamaican Blue Mountain, and Yemen Mocha — are all Arabica. Arabica green beans have a dark, narrow appearance and are characterized by rich sweetness, acidity, and aroma.

Robusta

Strong, intense flavor

Robusta originates from the Congo in Africa and accounts for 30% of global coffee production. The name literally means "robust" — and fittingly so: the tree not only resists pests and diseases but can survive in almost any soil, even in wild conditions. It grows fast, is easy to cultivate in hot regions, and carries the advantage of a low price. It is used mainly in blends or as the main ingredient of instant coffee. Some Robustas from India, Africa, and Brazil show strong acidity, high caffeine content, and a heavier flavor.

Robusta beans are plump and oval, with green beans that are light brown or yellowish-brown with a grassy-yellow sheen. Compared with Arabica they taste more pungent but thinner, with less prominent acidity and stronger bitterness.

Knowledge Point

Due to lower production volume and often poor quality, Liberica is largely unsuitable for commercial use.

Conclusion

In short, FrontStreet Coffee is a coffee research establishment that enjoys sharing coffee knowledge with everyone, without reservation, to help more friends fall in love with coffee — a mission we have carried for the past 6 years.

FrontStreet Coffee Recommendation

To taste Arabica at its most celebrated, try our FrontStreet Jamaica Blue Mountain No.1 — a Typica-grown coffee from the Blue Mountains of Jamaica, whose highest peak reaches 2256 meters. The combination of cool mountain air, fertile volcanic soil, and strict government standards produces a coffee of near-perfect balance: cream, caramel, chocolate, nuts, and honey with a soft, vibrant acidity and no bitterness — which is why professionals often call Blue Mountain "the specialty coffee easiest for most people to love."

Authenticity matters with this coffee, and our lots come with complete Jamaican certification and origin documents, plus the traditional wooden shipping barrels — in 15kg, 45kg, and 70kg sizes — that are themselves a hallmark of genuine Blue Mountain. The beans roast medium-dark and ship within 5 days of roasting; brew them pour-over with 15g of coffee rested 4-7 days, a white-sugar-coarseness grind, water at 87-88°C, and a 1:15 ratio in a Kono dripper for the fullest expression of this legendary Arabica.