United Kingdom is approximately 243,610 sq km, while Liechtenstein is approximately 160 sq km, making Liechtenstein 0.07% the size of United Kingdom. Meanwhile, the population of United Kingdom is ~65.8 million people (65.7 million fewer people live in Liechtenstein).
This to-scale map shows a size comparison of United Kingdom compared to Liechtenstein. For more details, see an in-depth quality of life comparison of Liechtenstein vs. United Kingdom using our country comparison tool.