Country size comparison
United Kingdom is about 2.1 times smaller than Thailand.
Thailand is approximately 513,120 sq km, while United Kingdom is approximately 243,610 sq km, making United Kingdom 47.48% the size of Thailand. Meanwhile, the population of Thailand is ~69.6 million people (1.9 million fewer people live in United Kingdom).
This to-scale comparison of Thailand vs. United Kingdom uses the Mercator projection, which distorts the size of regions near the poles. Learn more. Note: Try dragging the outline to reposition.