Western Australia (Australia) is 30 times larger than United Arab Emirates.
Area: 83,600 km2 World Factbook
Population: 5,628,805 (July 2014) World Factbook
The United Arab Emirates, sometimes simply called the Emirates or the UAE, is a country located in the southeast end of the Arabian Peninsula on the Persian Gulf, bordering Oman to the east and Saudi Arabia to the south, as well as sharing sea borders with Qatar, Iran and Pakistan. Wikipedia
Western Australia is a state occupying the entire western third of Australia. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Southern Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east. Wikipedia