Largest Island of the World

Greenland - (840,004 sq miles) (2,175,600 sq km)
New Guinea - (303,381 sq miles) (785,753 sq km)
Borneo - (288,869 sq miles) (748,168 sq km)
Madagascar - (226,917 sq miles) (587,713 sq km)
Baffin - (194,574 sq miles) (503,944 sq km)
Sumatra - (171,069 sq miles) (443,066 sq km)
Honshu - (88,982 sq miles) (225,800 sq km)
Great Britain - (88,787 sq miles) (229,957 sq km)
Victoria - (85,154 sq miles) (220,548 sq km)
Ellesmere - (71,029 sq miles) (183,965 sq km)

 

LARGEST VOLCANIC ISLANDS

Sumatra, Indonesia - (171,069 sq miles) (443,066 sq km)
Honshu, Japan - (87,182 sq miles) (225,800 sq km)
Java, Indonesia - (53,589 sq miles) (138,794 sq km)
North Island, NZ - (43,082 sq miles) (111,583 sq km)
Luzon, Philippines - (42,458 sq miles) (109,965 sq km)
Iceland - (39,769 sq miles) (103,000 sq km)
Mindanao, Philippines - (37,657 sq miles) (97,530 sq km)
Hokkaido, Japan - (30,395 sq miles) (78,719 sq km)
New Britain, PNG - (13,569 sq miles) (35,145 sq km)
Halmaherea, Indonesia - (6,965 sq miles) (18,040 sq km)