Difference and Comparison side by side.
The Maine Coon is the largest domesticated breed of cat.
It has a distinctive physical appearance and valuable hunting skills. It is one of the oldest natural breeds in North America, specifically “native” to the state of Maine (though the feline was simply introduced there),where it is the official state cat.
No records of the Maine Coon’s exact origins and date of introduction to the United States exist, so several competing hypotheses have been suggested. The breed was popular in cat shows in the late 19th century, but its existence became threatened when long-haired breeds from overseas were introduced in the early 20th century. The Maine Coon has since made a comeback and is now one of the more popular cat breeds in the world.
The Siberian is a landrace variety of domestic cat, present in Russia for centuries, and more recently developed as a formal breed, with standards promulgated since the late 1980s.
They vary from medium to medium-large in size.A longer name of the formal breed is Siberian Forest Cat,but it is usually referred to as the Siberian or the Siberian cat. Another name for the formal breed is the Moscow Semi-Longhairclarification needed. The cat is an ancient breed that is now believed to be ancestral to all modern long-haired cats. The cat has similarities with the Norwegian Forest Cat, to which it is likely closely related.