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World's Top 10 Premium and Best-Tasting Coffee Bean Varieties: Geisha Coffee vs. Tanzanian Coffee

Published: 2026-01-27 Author: FrontStreet Coffee

Last Updated: 2026/01/27, 1. Hawaiian Kona Coffee Beans (Hawaii) - Kona Island is Hawaii's largest island, perfectly suited for growing premium coffee. In fact, America's best coffee, as voted by Forbes. With its exceptional microclimate, the perfect blend of rainy and sunny days, and fertile volcanic soil, the Big Island's coffee beans develop a unique flavor profile that sets them apart from other varieties worldwide.

A Global Guide to Premium Coffee Varieties

With thousands of coffee varieties worldwide, choosing the perfect one can be overwhelming. Different origins, varieties, and processing methods all contribute to distinct flavor profiles and mouthfeel characteristics. For those seeking guidance based on their taste preferences, consulting with knowledgeable baristas is essential. For instance, washed coffees typically feature bright acidity and clean口感, while natural processing yields tropical fruit flavors with subtle fermentation notes and round, full-bodied texture. Honey processing offers wine-like and dried fruit characteristics with balanced sweet-sour profiles. FrontStreet Coffee introduces several exceptional coffees from the world's three major growing regions, representing different countries and processing methods to help guide your selection.

1. Panama - Geisha (For lovers of floral-fruity aromas and sweet, clean口感)

Geisha has become one of the most representative varieties in specialty coffee, with Panama widely recognized as producing the finest examples. However, this variety was actually discovered as early as 1931 in the Geisha forests of Ethiopia, then sent to Kenya's Coffee Research Institute, and subsequently introduced to Uganda and Tanzania around 1936, reaching Costa Rica in 1953. Panama only began cultivating Geisha coffee in the 1970s.

It wasn't until Panama La Esmeralda's owner Daniel Peterson participated in the 2004 Panama Best of Panama competition and achieved instant success that Geisha captivated the global coffee community. Geisha offers rich sweetness, exceptionally clean口感, and an aromatic spectrum ranging from berries and citrus to mango, papaya, and peach. A distinctive bergamot-like aftertaste represents its hallmark cupping quality, making it widely regarded as champion among coffee varieties. Most importantly, unlike traditional coffees, Geisha delivers moderate body, sweet notes, and multi-layered tropical fruit flavors with rose-like aromatic aftertaste.

Recommended Coffee: FrontStreet Coffee Panama La Esmeralda Green Label Geisha Coffee Beans

Region: Boquete, Panama

Estate: La Esmeralda

Altitude: 1600-1800m

Processing: Washed

Variety: Geisha

Brewing Flavor: Intense jasmine floral aroma, high sweetness, citrus, berries, juice-like quality, cream, green tea, orange peel, cantaloupe - overall rich flavor layers with persistent floral and citrus aftertaste.

2. Jamaica - Blue Mountain (Perfectly balanced acidity, bitterness and sweetness)

The Blue Mountains are located in eastern Jamaica. When the weather is clear, direct sunlight on the Caribbean Sea creates brilliant blue reflections on the peaks, hence the name. The highest peak reaches 2,256 meters, making it the Caribbean's highest point and a famous tourist destination.

This region lies within the coffee belt, featuring fertile volcanic soil, fresh unpolluted air, humid climate with year-round fog and rainfall (average precipitation 1,980mm, temperature around 27°C). These conditions create world-renowned Jamaican Blue Mountain coffee, also commanding premium prices. This coffee possesses all the characteristics of fine coffee - rich and mellow flavor with perfectly balanced sweet, acidic and bitter notes, resulting in no bitterness, only moderate and perfect acidity. FrontStreet Coffee's Blue Mountain comes from Coffee Industry Board-approved exporters, with green beans packed in wooden barrels and Rainforest Alliance certification, distinguishing it from Mandheling's intense body as a representative of traditional Old World coffee.

Recommended Coffee: FrontStreet Coffee Jamaica Blue Mountain No. 1 Coffee Beans

Farm: Clifton Mountain Farm

Owner: The Sharp family

Certificate: Rainforest Alliance Certified

Location: Newcastle region

Total Area: 250 acres

Coffee cultivation area: 180 acres

Average altitude: 4,300 feet (1,310.64 meters)

Processing method: Washed

Variety: Arabica Typica

Brewing Flavor: Clean口感, less intense than previous cup, prominent chocolate and nut flavors, balanced sweet-sour-bitter profile.

3. Indonesia - Mandheling (Rich body, low acidity, pronounced sweetness)

Indonesia is one of Asia's renowned coffee-producing countries, with Mandheling being its most famous variety, characterized by low acidity, high concentration, and grass-like aroma. The rich, intense flavor with sweet aftertaste leaves a lasting impression.

Highly recommended for those who dislike acidity. Since FrontStreet Coffee opened, we have been loyal fans of Mandheling coffee. FrontStreet Coffee's Gold Mandheling from PWN company has been deeply loved by our customers. Gold Mandheling represents the finest selection, undergoes multiple manual screenings to ensure consistent appearance, offering cleaner口感 and more intense flavor than regular Mandheling, making it a representative choice for traditional coffee enthusiasts.

Recommended Coffee: FrontStreet Coffee Indonesia Gold Mandheling Coffee

Country: Indonesia

Company: PWN

Region: Gayo Mountain, North Sumatra

Processing: Wet-hulled

Variety: Ateng

Altitude: 1,100-1,600 meters

Brewing Flavor: Multi-layered, rich and clean, well-balanced, intense nut and caramel aromas with chocolate notes, persistent aftertaste.

4. Ethiopia - Yirgacheffe (Fresh, elegant floral-fruity aroma, bright citrus acidity)

Ethiopia's Yirgacheffe region is famous for specialty coffee, featuring elegant floral-fruity aromas and bright, lively acidity. As coffee's birthplace, Ethiopia's thousand-year cultivation history and processing traditions have produced high-quality washed Arabica beans.

Light roast reveals unique lemon, floral and honey-like sweet aromas, with soft fruit acidity and citrus flavors, creating fresh, bright口感. Natural processed Yirgacheffe offers rich tropical fruit flavors, sweet and full-bodied口感, with rounded, gentle acidity and persistent sweetness, making it a preferred entry point for specialty coffee enthusiasts.

Recommended Coffee: FrontStreet Coffee Yirgacheffe Red Cherry Natural Coffee Beans

Region: Yirgacheffe

Altitude: 1900-2300m

Variety: Heirloom

Processing: Natural

Grade: G1

Brewing Flavor: Tropical fruits, strawberry flavors, full and rounded acidity, juice-like口感, long aftertaste.

5. Kenya - K72 Washed (Cherry tomato flavor, full-bodied acidity, aromatic spirit)

Kenyan coffee is globally recognized for its quality, benefiting from strong national support and strict grading systems, earning it the reputation of "coffee connoisseur's choice." AA represents Kenya's highest coffee grade - truly the best of the best, which explains FrontStreet Coffee's deep appreciation for AA TOP from the Thika region.

TOP designation indicates cupper's selection. This coffee uses K72 double fermentation washed processing, delivering exceptionally bright and lively acidity reminiscent of berries and red wine. During brewing, intense berry aromas instantly emerge, with distinct cherry tomato and preserved plum flavors on the palate. Acidity and aroma coexist persistently in the mouth, with creamy sweetness in the aftertaste and long-lasting sweet return. For those who appreciate acidity, Kenya makes an excellent choice.

Recommended Coffee: FrontStreet Coffee Kenya Asalia Coffee Beans

Region: Thika, Kenya

Processing Station: Asalia Honey Processing Station

Altitude: 1,550-1,750 meters

Grade: AA TOP

Variety: SL28, SL34

Processing: Kenya 72-hour washed

Brewing Flavor: Ripe tomato and floral aromas, cherry tomato and preserved plum flavors, bright acidity, clean and solid rich口感, prominent mid-palate sweetness, juice-like quality, berry fruit and brown sugar sweetness in aftertaste with green tea notes.

6. Costa Rica - Honey Process (Dried fruit, noticeably sweet coffee flavor)

Costa Rica was the first Central American country to cultivate coffee, most famous for honey processing - a revolutionary processing method. Honey processing refers to sun-drying coffee beans with their mucilage intact. After removing the outer fruit pulp, a sticky gelatinous layer remains. Traditional washed processing removes this with water, but due to water resource limitations in some high-altitude regions, direct sun-drying was developed.

Honey processing requires careful monitoring to prevent contamination and mold damage, requiring constant turning to accelerate drying and avoid undesirable fermentation flavors. Its advantage lies in preserving the original sweet flavors of ripe coffee cherries, presenting subtle brown sugar notes and nut kernel sweetness, with berry flavors supporting red wine-like aromatic base, considered very elegant production. Honey processed coffee beans have gained popularity largely due to their sweet and rich characteristics.

Recommended Coffee: FrontStreet Coffee Costa Rica Mirasu Estate Geisha Blend Coffee Beans

Region: Tarrazú, Costa Rica

Estate: Mirasu Estate

Altitude: 1,700 meters

Variety: Geisha Blend

Processing: Raisin Honey

Brewing Flavor: Jasmine floral aroma, gentle fruit acidity, almond aftertaste, noticeable sweetness.

7. Brazil - Yellow Bourbon (Essential for nut and cocoa flavor enthusiasts)

Brazilian coffee varieties include Arabica and Robusta, with Bourbon being the primary cultivated variety, characterized by lower acidity complementing coffee's bitter-sweet flavors, creating exceptionally smooth口感 with subtle grass-like aroma. The slightly bitter yet refreshing sweet smooth口感 leaves a pleasant aftertaste.

Brazilian coffee may not have particularly outstanding advantages, but it also lacks obvious flaws. This mild, smooth flavor profile with low acidity, moderate body, and subtle sweetness combines all these gentle flavors - distinguishing them individually presents the best challenge to the palate. Yellow Bourbon represents Brazil's finest quality variety, with Queen's Farm being the representative estate that won Cup of Excellence with Yellow Bourbon.

Recommended Coffee: FrontStreet Coffee Brazil Queen's Farm Coffee Beans

Country: Brazil

Region: Mogiana

Estate: Queen's Farm

Variety: Yellow Bourbon

Processing: Pulped Natural

Altitude: 1400-1950m

Brewing Flavor: Fresh sugarcane juice sweetness, black tea, mellow fruit sweetness, prominent nut flavors, balanced and gentle acidity, clean and mild bitterness, rich chocolate and nut aromas, bright and refreshing口感, smooth and delicate texture.

8. Guatemala (Gentle fruit acidity, mild and rich body)

Guatemala is known as the land of volcanoes, with the most volcanoes globally, creating high-altitude volcanic terrain ideal for coffee cultivation. Additionally, with over 300 microclimates, it has become one of the world's premium specialty coffee-producing countries.

Guatemala has seven main coffee-producing regions, each yielding different flavor profiles. Generally, Guatemalan coffee beans present mild yet rich body with elegant aromas and distinctive, pleasant fruit-like acidity. Truly becoming coffee nobility, highly recommended by global coffee connoisseurs.

Recommended Coffee: FrontStreet Coffee Guatemala Antigua Flor Coffee Beans

Region: Antigua region

Altitude: 1200-1600m

Variety: Bourbon, Caturra

Processing: Washed

Grade: SHB

Brewing Flavor: Berry acidity, citrus, subtle chocolate, rich flavor layers, smooth口感.

9. Papua New Guinea PNG

Papua New Guinea is both familiar and mysterious to coffee enthusiasts. Many have heard of PNG coffee, but few have actually tried it. Those who have often describe it as reminiscent of "Blue Mountain." This is due to historical colonial connections, resulting in similar development patterns in varieties, grading, and cultivation to other island coffee regions like Blue Mountain and Hawaii. Papua New Guinea coffee primarily features rich nut and cocoa flavors with subtle berry sweetness. The taste is rich and balanced with sweet notes and gentle acidity.

Recommended Coffee: FrontStreet Coffee Papua New Guinea Bird of Paradise Coffee Beans

Country: Papua New Guinea

Estate: Sigri Bird of Paradise Estate

Altitude: 1600-1800m

Processing: Washed

Variety: Typica

Grade: AA

10. Ethiopia - Gesha Village Estate

As coffee's birthplace, Ethiopia naturally includes the Gesha variety. As mentioned earlier, Gesha was discovered in 1931 and gradually spread to American countries, making Ethiopia one of the most noteworthy Gesha-producing countries besides Panama. However, unlike American countries, Ethiopia features numerous varieties with predominantly smallholder farming, making it nearly impossible to distinguish whether beans are truly Gesha - most are exported under the "Heirloom" designation.

Gesha Village Estate owners Adam and Rachel began their search in 2008, spending three years finding the ideal coffee-growing environment system at 1,900-2,100 meters altitude, featuring tropical rainforests, suitable climate, fertile forest soils, and historic woodlands. With guidance from "Gesha godfather" Willem Boot, Gesha Village coffee has achieved outstanding results in world competitions. Gesha Village's clever approach lies in transplanting knowledge from mature coffee-producing regions to a developing country, allowing more people to experience Ethiopia's high-quality coffee.