New South Wales (Australia) is 78% larger than Sweden.
Area: 450,295 km2 World Factbook
Population: 9,723,809 (July 2014) World Factbook
Sweden, officially the Kingdom of Sweden, is a Scandinavian country in Northern Europe. Sweden borders Norway and Finland, and is connected to Denmark by a bridge-tunnel across the Øresund. Wikipedia
New South Wales (abbreviated as NSW), is Australia's most populous state, and is located in the south-east of the country, north of Victoria, south of Queensland, east of South Australia, west of Jervis Bay Territory and encompasses the whole of the Australian Capital Territory. Wikipedia