
Australia and the United States of America are two of the largest countries in the world. When comparing their sizes, Australia is as big as continental America. To put it into perspective, travelling from Sydney to Perth in Australia is roughly the same distance as travelling from New York to Los Angeles in the US. However, in terms of land area, the US is around 27% larger than Australia, with a land area of approximately 9,833,517 sq km compared to Australia's 7,741,220 sq km.
| Characteristics | Values |
|---|---|
| Land area | Australia: 7,741,220 sq km; USA: 9,833,517 sq km |
| Land area (relative) | USA is 27% larger than Australia |
| Population | Australia: 26.1-27 million; USA: 311.2 million (roughly) |
| Travel times | Australia has less supporting infrastructure due to lower population density |
| Distance comparison | Sydney to Perth is roughly the same distance as New York to Los Angeles |
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What You'll Learn

Australia is 27% smaller than the US
Australia is approximately 7,741,220 square kilometres in area, while the United States is about 9,833,517 square kilometres. This makes the US around 27% larger than Australia. To put this into perspective, travelling from Sydney to Perth in Australia (from the East Coast to the West Coast) is roughly the same distance as travelling from New York to Los Angeles in the US.
Despite the similar size of the two countries, the population of the US is far greater than that of Australia. The US population is around 311.2 million people, while Australia's is about 26.1 million. In fact, the entire population of Australia is comparable to that of the single US state of Texas, which has approximately 30 million people.
The smaller population in Australia means that the country's infrastructure cannot support the same frequency of transport services between destinations as the US. This can impact travel planning, as connections between different transport options may be less frequent and require more careful consideration when scheduling trips.
In summary, while Australia is indeed smaller than the US in terms of land area, the difference is relatively modest at 27%. However, the more notable difference lies in their populations, with the US accommodating a significantly larger number of people within its borders. This population disparity can have practical implications for travellers, particularly regarding the availability and frequency of transport options when planning trips within Australia.
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Sydney to Perth is like New York to LA
Australia is about as big as the continental United States. To put this into perspective, consider the distance between Sydney and Perth in Australia, which is roughly 2,040 to 2,045 miles (3,284 to 3,290 kilometres) by air and 2,434 to 2,445 miles (3,916 to 3,935 kilometres) by road. This distance is similar to that between New York and Los Angeles, which is about 2,458 to 2,463 miles (3,955 to 3,963 kilometres) by air.
The flight time from Sydney to Perth is approximately 5 hours and 5 minutes, while the driving time is estimated to be around 35 to 46 hours. Similarly, the flight time between New York and Los Angeles is approximately 5 hours and 9 minutes.
Sydney is located on the east coast of Australia, while Perth is on the west coast. Similarly, New York is on the east coast of the United States, and Los Angeles is on the west coast. These cities serve as reference points for the vast distances within their respective countries.
The comparison between Sydney and Perth in Australia and New York and Los Angeles in the United States provides a helpful frame of reference for understanding the relative sizes of the two countries. It highlights the need for careful trip planning when visiting either country, especially when considering the limited travel infrastructure in Australia due to its lower population density compared to the United States.
In summary, the distance between Sydney and Perth in Australia is comparable to the distance between New York and Los Angeles in the United States. This comparison underscores the significant geographical expanse of both countries and emphasises the importance of thoughtful travel planning to make the most of a vacation in these vast nations.
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The US has 311.2 million more people
The land area of the United States is approximately 3.8 million square miles, while Australia's land area is around 2.9 million square miles. This means that the US is indeed larger than Australia in terms of land mass, although it is important to note that both countries have unique geographical features and topographical variations. However, the real difference between the two nations lies in their population sizes. With a population of around 329 million people, the US has a significantly higher number of residents compared to Australia, which has a population of about 25 million. This results in a difference of 311.2 million people, which is a remarkable disparity.
This significant difference in population size has a profound impact on various aspects of life and opportunities in the two countries. Firstly, it affects their respective economies and job markets. The US, with its larger population, tends to have a more diverse and robust job market, offering a wider range of career opportunities across numerous industries. The higher population also contributes to a larger domestic consumer base, which can stimulate economic growth and provide a broader range of business opportunities. In contrast, Australia's smaller population may result in a more limited job market, although it also means that certain sectors may offer a better quality of working life due to a healthier balance between workforce demand and supply.
The population disparity also influences the social and cultural landscapes of the two countries. The US, with its vast population, is home to a diverse range of ethnic, cultural, and social groups, which contributes to a dynamic and ever-evolving societal fabric. This diversity is reflected in the country's arts, cuisine, literature, and popular culture, offering a rich and varied experience for both residents and visitors alike. Australia, while also culturally diverse, has a smaller population of Indigenous Australians and a significant proportion of its population born overseas or with immigrant backgrounds, which contributes to its unique cultural identity and social dynamics.
Additionally, the difference in population sizes has implications for infrastructure and development. The US, with its larger population, has undergone substantial urbanization, with a vast network of cities, towns, and transport infrastructure to support its residents. This has resulted in a higher population density in many areas, particularly in the eastern states, along with a greater concentration of resources and amenities in urban centers. In contrast, Australia's smaller population has led to a more dispersed distribution of its citizens, with a lower population density outside of its major cities. This has resulted in different patterns of infrastructure development, with a unique balance between urban and rural lifestyles.
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Australia has a population similar to Texas
A quick Google search reveals that Australia is indeed comparable in size to the United States, but there are some significant differences in terms of population distribution and density between the two countries. While Australia has a total land area of approximately 7.7 million square kilometers, slightly smaller than the contiguous United States, its population is only a fraction of the US population. Australia's population is roughly 25 million, similar to the state of Texas, which has a population of around 29 million. This contrast in population size is intriguing, given the vast geographical expanse of Australia.
The population distribution in Australia is heavily skewed towards the coastal regions, with the majority of people living in urban centers along the coastline. This pattern is evident in Texas as well, where the population is concentrated in metropolitan areas like Dallas, Houston, and Austin. However, unlike Australia, the United States has a more evenly distributed population across its many states, with significant population centers spread across the country, including the East Coast, the Midwest, and the West Coast.
Despite having similar populations, Australia and Texas differ in terms of population density. Australia's population density is relatively low, with approximately three people per square kilometer. In contrast, Texas has a higher population density of around 36 people per square kilometer. This discrepancy can be attributed to the vast uninhabited Outback regions in Australia, which contribute to a lower overall population density.
The comparison between Australia and Texas highlights the unique characteristics of each place. Australia, with its vast and varied landscapes, from deserts to tropical rainforests, has a significant proportion of its land area unsuitable for habitation. On the other hand, Texas, while also boasting diverse geography, has a higher proportion of arable land and a more concentrated population distribution.
The population similarity between Australia and Texas provides an interesting frame of reference for understanding the scale and distribution of people in these two distinct regions. It underscores the impact of geographical features and historical contexts on population patterns and offers a unique perspective on the relationship between land area and population distribution.
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Mercator projection distorts polar regions
Australia is about the same size as the continental United States. Travelling from Sydney to Perth (Australia's East Coast to West Coast) is comparable in distance to travelling from New York to Los Angeles. However, Australia's population is significantly lower than that of the US, with around 27 million people in the whole of Australia, similar to the population of Texas.
The Mercator projection is a method of mapping that has been widely used for commercial and educational maps. It is practical for nautical applications as it represents lines of constant course, known as rhumb lines, as straight segments. However, one of the main criticisms of the Mercator projection is its distortion of the polar regions and its unbalanced representation of landmasses.
The Mercator projection is created by visualising a cylinder wrapped tightly around a sphere, with the two surfaces touching along a circle halfway between the poles of their common axis. The surface of the sphere is then unfolded onto the cylinder, preserving the angles between intersecting curves. This cylinder is then unrolled to create a flat map. While this method preserves the scale along the circle where the cylinder and sphere touch, the scale increases for points further away. This results in the familiar stretching of the meridional lines as the latitude increases, distorting the size of objects and the overall geometry of the planet.
The distortion caused by the Mercator projection becomes more pronounced at higher latitudes, and it is practically unusable at latitudes greater than 70 degrees north or south, as the scale becomes infinitely large at the poles. This means that the Mercator projection can never fully or accurately depict the polar regions.
To address this issue, cartographers have developed alternative projections, such as the Universal Polar Stereographic (UPS) grid system, which is widely used for latitudes north of 84 degrees north and south of 80 degrees south.
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Frequently asked questions
Australia is a little bigger than the continental US (lower 48 states).
Australia's population is significantly less than that of America. The whole of Australia has about the same number of people living in it as the state of Texas.
The distance between the easternmost and westernmost points of Australia is 5030 km, while the distance between the easternmost and westernmost points of Continental US is 4668 km.
The distance between Sydney and Perth is about the same as the distance between New York and Los Angeles.
No, the population of Australia is around 27 million, while Texas has about 30 million people.











































