The cost of living in Hawaii is probably about 1.5 to 2 times that of Australia. Property prices in Honolulu are probably only matched by the most expensive parts of Sydney. In both places, people are generally very friendly but it takes some time before you become good friends with people. Dress is very casual in both places, although people in Australia 'dress up' when they go out at night. Hawaiians wear the brightest shirts by far.
Trucks are popular in Hawaii.
Australians call them 'utes'. Hawaiians say 'Howzit'. Aussies say G'day. Aussies say 'Ta'. Hawaiians say 'Mahalo'.