It depends on the cities, not just the exchange rate. A country-wide cost-of-living index treats San Francisco and rural Ohio as the same place; this calculator does not.
Enter your current city, salary, and destination. The result is the salary that preserves your purchasing power after housing, food, transport, healthcare, and utilities — then converted at the market FX rate.
Pair it with the destination country's take-home calculator if you also need tax and social charges: United States, Australia, Canada, Germany, Ireland, Netherlands, New Zealand, Singapore, United Kingdom
. How city PPP is calculated.