Coffee berry does not always contain two seeds, and Peaberry coffee beans are formed for the one seed berry. Peaberries coffee and coffee berries are actually coming from the same coffee tree, and people named them for traditional two coffee beans or single coffee bean. Peaberry coffee bean happens in about 5% and 10% of coffee berries. Peaberry beans are smaller and rounder than regular coffee beans and have a distinctive flavor profile that is often described as more intense and complex than regular coffee. Peaberry beans are typically more expensive than regular coffee beans because they are rarer and require a separate sorting process during harvesting and processing.
In summary, the main difference between peaberry coffee and berry coffee is the number of seeds per coffee berry. Peaberry coffee is made up of a single, round bean, while coffee berry is made up of two slightly larger, flat beans. Peaberry coffee tends to have a more intense and complex flavor profile than coffee berry.