Thailand is approximately 513,120 sq km, while Hungary is approximately 93,028 sq km, making Hungary 18.13% the size of Thailand. Meanwhile, the population of Thailand is ~69.0 million people (59.2 million fewer people live in Hungary).
This to-scale map shows a size comparison of Thailand compared to Hungary. For more details, see an in-depth quality of life comparison of Hungary vs. Thailand using our country comparison tool.