The act of comparison is frequently used in many aspects of life and can enlighten us when making decisions. It can be useful in relatively serious scenarios, such as whether to leave one job for another or less pressing matters such as what type of apples to buy. The qualities of comparison are also present in the political world. These qualities can help answer questions about why things are the way they are in society and, subsequently, what can be done to maintain or change them. This might involve, for example, deciding which British political party is suitable. a person's needs are greatest or whether the north of England receives a fair share of resources compared to the south of England. Although these examples provide a comparative approach within the UK, cross-national comparison also provides a tool that can be used to collect data across multiple countries. This essay will examine the extent to which it is useful and relevant to compare between nations rather than with a specific country of interest. It will aim to uncover the pros and cons of doing so via empirical examples of how different states, systems and the elements that come into play in running a country work. Comparing involves weighing the similarities and differences of two or more things, comparing something with itself would not produce any new information and would therefore be a waste of time. In the political world, this can mean comparing, for example, two or more governments, regimes, economic models or the political participation of its citizens, meaning that you can compare different elements of a country, but you do not You are not a country with itself, at least not from the point of view of the same period. Political comparativists seek equivalences and models that aim to search for the most relevant variable...... middle of article ......w for higher levels of predictions of future outcomes, which can provide invaluable information to promote or avoid similar scenarios. The comparative approach allows hypotheses to be tested in practical and ethical terms that would otherwise be difficult and could cause an outcry if tested in singular countries. This approach also has drawbacks in terms of selection bias and contextual understanding of different countries, but these can be corrected and while it is not a perfect approach as people can disrupt any assumptions, it remains of great value and usefulness. A general, but no less valuable, reason to compare between different countries may be to broaden the horizons of researchers. Learning about different cultures and people can broaden a person's knowledge into a narrower perspective than would be the case if they only studied one country..