| Specification | Robusta Coffee | Arabica Coffee |
Hibiscus Flowers |
| Form | Whole beans | Whole beans |
Dried flower petals |
| Color | Dark brown to black | Light brown to medium brown |
Bright red to deep crimson |
| Size | Approximately 6-8 mm in diameter | Approximately 8-10 mm in diameter |
Petals vary in size, approximately 2-5 cm |
| Weight | Approximately 600-700 grams per liter | Approximately 500-600 grams per liter |
Approximately 300-400 grams per liter |
| Flavor | Strong, bitter flavor | Milder, sweeter flavor | Tart, fruity flavor |
| Odor | Earthy, strong aroma | Pleasant, floral aroma |
Tart, herbal aroma |
| Caffeine Content | Higher caffeine content (2.2-2.7%) | Lower caffeine content (1.2-1.5%) | Caffeine-free |
