Berlin logs 12 hot days a year to Bonn's 8 — Bonn wins by 4. Bonn also leads on frost days by 15.

Berlin runs about $2,239/mo for a balanced lifestyle against Bonn's $2,386/mo — Berlin comes in $147 cheaper each month, roughly 7% less.

On mobility, Berlin scores 4.0 vs Bonn's 2.8 (0–5 scale), with the biggest gap on public transit. Bonn still holds an edge on car efficiency.

Berlin's culture score of 4.8 sits well above Bonn's 3.2, with the biggest gap on arts & culture.

Berlin's nature & outdoors score of 4.5 sits well above Bonn's 4.0, with the biggest gap on green areas. Bonn still holds an edge on hiking.

Bonn's safety score of 4.3 sits well above Berlin's 3.9, with the biggest gap on property crime safety. Berlin still holds an edge on earthquake safety.

Berlin's career score of 4.3 sits well above Bonn's 3.1, with the biggest gap on economic scale.

Berlin's social & community score is ~1.2× Bonn's — in the middle of the scale, while Bonn lands in the middle of the scale, with the biggest gap on urban energy.

On food & dining, Berlin scores 4.4 vs Bonn's 2.6 (0–5 scale), with the biggest gap on restaurant variety.

On family, Berlin scores 3.8 vs Bonn's 2.5 (0–5 scale), with the biggest gap on universities.

Berlin and Bonn score neck-and-neck on healthcare (3.7 vs 3.7, 0–5 scale).

Berlin averages 9.8 µg/m³ (good) PM2.5 annually versus Bonn's 9.1 µg/m³ (good) — Bonn breathes ~7% cleaner air (0.7 µg/m³ lower).

Who Thrives Here