Austria is approximately 83,871 sq km, while Liechtenstein is approximately 160 sq km, making Liechtenstein 0.19% the size of Austria. Meanwhile, the population of Austria is ~8.9 million people (8.8 million fewer people live in Liechtenstein).
This to-scale map shows a size comparison of Austria compared to Liechtenstein. For more details, see an in-depth quality of life comparison of Liechtenstein vs. Austria using our country comparison tool.