Parejo: cylindrical shape with a round cap.
Figurado: Cone shaped cap, such as that you would see on a torpedo.
Size and Shape of a cigar: Vitola.
Corona: length is 5 1/2 to 6 inches and the ring width is 42 to 45.
Robusto: 4 1/2 to 5 inches in length and 48 to 50 in ring size.
Presidante: 7 to 8 1/2 inches; the ring size is 52 to 60.
Torpedo: 5 1/2 to 6 1/2 inches in length. Ring size is 46 to 52.
Pyramid: Vary in length and ring size, but are always broader in the foot and narrower at the cap.
Perfecto: A very traditional cigar shape! Narrow at both ends and thick in the middle. These can vary in size.
Culebras: Three long cigars braided together.
*There are many variations of these cigar sizes and shapes such as the Petit Corona and Corona Grande, ect.
Click here for more.
Cigarillo: Short, narrow cigar. Similar to a 'little cigar' or a cigarette, but instead of being wrapped in paper, they are wrapped in whole tobacco leaf and are most often seen without filters. These are meant to be smoked like a cigar instead of a cigarette. The most popular brand in the U.S. is Swisher Sweets.
Click here for more.
Little Cigars: Have filter but cigarillos can also have filters.