Thailand is approximately 513,120 sq km, while Vietnam is approximately 331,210 sq km, making Vietnam 64.55% the size of Thailand. Meanwhile, the population of Thailand is ~69.0 million people (29.7 million more people live in Vietnam).
This to-scale map shows a size comparison of Thailand compared to Vietnam. For more details, see an in-depth quality of life comparison of Vietnam vs. Thailand using our country comparison tool.
