Tanzania vs South Korea

Tanzania has a live population of about 73,154,031 (#21 in the world) and South Korea about 51,579,911 (#31), so Tanzania has 1.4 times as many people as South Korea. Tanzania is growing at 2.8% a year and South Korea at -0.1%.

By area Tanzania is larger: 947,300 km² against 100,450 km², which gives population densities of 77.2 people per km² in Tanzania and 513.5 in South Korea.

Tanzania's economy is worth $90.14B (2025) and South Korea's $1.87T (2025); per person that is $1,278 in Tanzania versus $36,227 in South Korea, so the average South Korea resident produces 28.4 times as much.

Life expectancy is 67.2 years in Tanzania and 83.6 in South Korea; women have 4.5 children on average in Tanzania compared with 0.7 in South Korea; the median age is 17.6 versus 46.2 years.

36.9% of Tanzania's people live in cities against 81.2% in South Korea; 31.2% use the internet in Tanzania and 97.9% in South Korea; CO₂ emissions per person are 0.3 t in Tanzania and 11.4 t in South Korea.