Cost of Living & Salary Comparison 2026
Yes, Chennai is 16% cheaper than Chiang Mai based on our cost of living index. Chennai has a COLI of 18.9, while Chiang Mai has a COLI of 22.6. 16% cheaper
Overall, Chennai is approximately 16% cheaper than Chiang Mai based on our cost of living index. Chennai has a COLI of 18.9 (ranked #112 of 182 cities), while Chiang Mai has a COLI of 22.6 (ranked #104).
When it comes to housing, one-bedroom apartment rent in Chennai averages $300/month compared to $350/month in Chiang Mai. That makes Chennai approximately 14% cheaper for rent alone.
Chiang Mai has lower total deductions (7.7%) compared to Chennai (8.4%), meaning you keep more of your gross salary in Chiang Mai. When evaluating a relocation, remember that total deductions directly impact your take-home pay and should be weighed alongside cost of living differences.
Full breakdown of mandatory payroll deductions for a mid-range salary as a local employee in each city.
Rates shown for local employees. Expat deductions may differ — use the main converter for personalized calculations.
If you earn ₹6,240,587 in Chennai, you would need approximately ฿2,779,416 in Chiang Mai to maintain the same purchasing power. That is 16% more due to higher cost of living.
Estimated mid-level annual salaries in local currency, adjusted for each city's cost of living:
| Job Title | Chennai (INR) | Chiang Mai (THB) |
|---|---|---|
| Doctor (General) | ₹2,830,730 | ฿1,260,743 |
| Software Engineer | ₹1,336,734 | ฿595,351 |
| Product Manager | ₹1,572,628 | ฿700,413 |
| Lawyer | ₹1,572,628 | ฿700,413 |
| Data Scientist | ₹1,493,997 | ฿665,392 |
| Marketing Manager | ₹1,132,292 | ฿504,297 |
| Teacher | ₹754,861 | ฿336,198 |
| Nurse | ₹912,124 | ฿406,239 |
Salary estimates are adjusted by each city's COLI relative to the New York baseline. Actual salaries vary by company, experience, and industry.
| Neighborhood | Multiplier |
|---|---|
| Nungambakkam | 1.22x (+22%) |
| Boat Club | 1.20x (+20%) |
| Adyar | 1.18x (+18%) |
| Besant Nagar | 1.15x (+15%) |
| Alwarpet | 1.15x (+15%) |
| Neighborhood | Multiplier |
|---|---|
| Nimmanhaemin | 1.22x (+22%) |
| Old City | 1.15x (+15%) |
| Tha Phae | 1.10x (+10%) |
| Chang Khlan (Night Bazaar) | 1.08x (+8%) |
| Santitham | 1.05x (+5%) |
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Open Salary ConverterChiang Mai is more expensive overall. Chennai has a COLI of 18.9 while Chiang Mai has a COLI of 22.6, making Chennai approximately 16% cheaper.
To maintain the same standard of living as ₹6,240,587 in Chennai, you would need approximately ฿2,779,416 in Chiang Mai.
Average one-bedroom rent in Chennai is $300/month compared to $350/month in Chiang Mai. Chennai has lower rent by approximately 14%.
Chiang Mai has lower total deductions (7.7%) compared to Chennai (8.4%), meaning you keep more of your gross salary in Chiang Mai.
Cost of living indices (COLI) are benchmarked to New York City = 100 and derived from Numbeo and Expatistan crowd-sourced price surveys, cross-referenced with national statistics agencies. Rent data from Numbeo Property Prices.
Salary ranges are compiled from the U.S. Bureau of Labor Statistics (OES), Glassdoor, and PayScale. Tax rates are approximate effective rates for mid-range earners based on OECD Taxing Wages and national tax authorities. Exchange rates from the European Central Bank. Neighborhood multipliers are estimated from local rental indices and property data.
Last updated: 2026-02-28. Data is refreshed periodically. All figures are estimates for informational purposes only.