First, a terminology fix: Australia has six states and two mainland territories—not "provinces." British Columbia (BC), Canada's westernmost province, covers 944,735 km². Four Australian jurisdictions exceed that.
| Jurisdiction | Area (km²) | Type | Capital |
|---|---|---|---|
| Western Australia (WA) | 2,527,013 | State | Perth |
| Queensland (QLD) | 1,730,648 | State | Brisbane |
| Northern Territory (NT) | 1,349,129 | Territory | Darwin |
| South Australia (SA) | 983,482 | State | Adelaide |
| British Columbia (Canada) | 944,735 | Province | Victoria |
| New South Wales (NSW) | 800,642 | State | Sydney |
| Victoria (VIC) | 227,444 | State | Melbourne |
| Tasmania (TAS) | 68,401 | State | Hobart |
| Australian Capital Territory (ACT) | 2,358 | Territory | Canberra |