Charactertic Sumatran Orangutan Bornean Orangutan Size 1.4 meter ( 4.6 feet) 1.50 meters ( 4.92 feet ) arm length 6.6 feet ( 2 meters ) 6.6 feet ( 2 meters ) skin Thinner and paler red coat Thin shaggy paler coat with reddish brown in color Status Endangered Endangered