Bonn logs 8 hot days a year to Hamburg's 4 — Hamburg wins by 4. Bonn also leads on frost days by 7.

Bonn runs about $2,386/mo for a balanced lifestyle against Hamburg's $2,498/mo — Bonn comes in $112 cheaper each month, roughly 5% less.

On mobility, Hamburg scores 3.6 vs Bonn's 2.8 (0–5 scale), with the biggest gap on walkability.

Hamburg's culture score of 3.9 sits well above Bonn's 3.2, with the biggest gap on live music venues.

Bonn and Hamburg score neck-and-neck on nature & outdoors (4.0 vs 4.0, 0–5 scale).

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

Hamburg's career score of 3.9 sits well above Bonn's 3.1, with the biggest gap on career opportunities.

Hamburg's social & community score of 3.2 sits well above Bonn's 2.8, with the biggest gap on street atmosphere.

On food & dining, Hamburg scores 3.6 vs Bonn's 2.6 (0–5 scale), with the biggest gap on restaurant variety.

On family, Hamburg scores 3.7 vs Bonn's 2.5 (0–5 scale), with the biggest gap on tennis/pickleball.

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

Bonn averages 9.1 µg/m³ (good) PM2.5 annually versus Hamburg's 9.6 µg/m³ (good) — Bonn breathes ~6% cleaner air (0.6 µg/m³ lower).

Who Thrives Here