Bonn vs Cologne: Cost of Living Compared
A side-by-side comparison of rent, daily expenses, and quality-of-life factors in Bonn (Germany) and Cologne (Germany). Data sourced from official government statistics, updated 2026.
Bottom line: Bonn is about 21% cheaper than Cologne on a typical 1-bedroom — averaging €1,067 versus €1,350 per month. Full side-by-side breakdown below.
| Category | Bonn | Cologne |
|---|---|---|
| Country | Germany | Germany |
| Currency | EUR (€) | EUR (€) |
| 1BR Rent Range | €774 - €1,360Cheaper | €1,100 - €1,600 |
| 2BR Rent Range | €1,050 - €1,850Cheaper | €1,500 - €2,200 |
| Groceries / mo | €396 | €330Cheaper |
| Transport Pass / mo | €116 | €63Cheaper |
| Dining Out / mo | €264 | €180Cheaper |
| English Level | 4/5 (Good)Cheaper | 3/5 (Moderate) |
| Neighborhoods Tracked | 3 | 6 |
| Healthcare System | Public (Gesetzliche) or Private | Public (Gesetzliche) or Private |
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Overall, Cologne tends to be more affordable when comparing rent, groceries, transport, and dining costs. However, the two cities use the same currency, so exchange rates and local salary levels also play a significant role. Use our calculator to see what your specific salary means in each city.
Explore Bonn
3 neighborhoods, rent data, and full cost breakdown in Germany
View Bonn detailsExplore Cologne
6 neighborhoods, rent data, and full cost breakdown in Germany
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Frequently Asked Questions
Is Bonn or Cologne cheaper to live in?
On a typical 1-bedroom, Bonn is about 21% cheaper than Cologne — averaging €1,067 versus €1,350 per month. Overall, Cologne is generally cheaper to live in across rent, groceries, transport, and dining, though costs vary by neighborhood and lifestyle.
What is rent like in Bonn vs Cologne?
In Bonn, 1-bedroom rents range from €774 to €1,360 per month across 3 neighborhoods. In Cologne, 1-bedroom rents range from €1,100 to €1,600 per month across 6 neighborhoods.
How do transport costs compare in Bonn vs Cologne?
A monthly public transport pass costs €116 in Bonn and €63 in Cologne. Both cities have well-developed public transit systems.
Which city is better for expats, Bonn or Cologne?
Bonn has an English proficiency rating of 4/5 (Good) and Cologne rates 3/5 (Moderate). Bonn uses Public (Gesetzliche) or Private healthcare, while Cologne uses Public (Gesetzliche) or Private. Both factors are important for expats considering a move.