Kolkata vs. Tehran: Detailed 2026 Cost of Living & Quality Comparison

Kolkata presents a significantly more affordable option compared to Tehran, primarily due to its lower cost of living index (29.3) and more manageable property price-to-income ratio (11.8). Basic utilities, groceries, transportation, and general living expenses are substantially cheaper in Kolkata than in Tehran, where the cost of living index stands at 38.6. This affordability gap extends to housing, making property prices considerably lower in Kolkata than in Tehran, although both cities face challenges related to high living expenses relative to income.

Tehran's economic landscape differs markedly, showing a higher GDP per capita ($15,900 vs. $8,500) and a significantly higher annual mortgage interest rate (24.5% vs. 5.9%). While the average net salary in Tehran ($212) is higher than in Kolkata, the substantially elevated cost of living and property prices place a heavier financial burden on Tehran's residents. The disparity between income levels and the cost of maintaining a lifestyle in Tehran is more pronounced than in Kolkata, despite the higher earnings.

When evaluating quality of life, Kolkata generally offers a more favourable environment, particularly concerning environmental factors. It has lower pollution levels (index 42) compared to Tehran's significantly higher index (80). Kolkata also boasts a shorter average commute time (index 32) than Tehran (index 53). While Kolkata's climate index is slightly lower (69) than Tehran's (71), the combined effect of lower pollution and commute time makes daily living potentially more comfortable in Kolkata.

Kolkata demonstrates a more stable economic outlook with a lower annual GDP growth rate (2.0%) compared to Tehran's higher rate (4.0%) projected for 2026. This stability might appeal to those prioritizing economic security. Conversely, Tehran's higher projected growth could attract investors or career seekers focused on rapid advancement, despite the associated risks. The quality metrics, particularly pollution levels, strongly favour Kolkata, suggesting a better overall living experience in terms of environmental comfort.

In summary, Kolkata offers a lower cost of living, more affordable property, and a better quality of life regarding pollution and commute time, despite a lower GDP per capita and slightly lower climate score. Tehran presents higher earning potential and faster economic growth but comes with a significantly higher cost of living, much higher property prices, and notably worse environmental quality, especially air pollution. The choice between the two cities hinges on whether the potential benefits of higher income and growth in Tehran outweigh the substantial increase in living expenses and decline in environmental quality factors like air quality.