Boston logs 12 hot days a year to Miami's 74 — Boston wins by 62. Miami also leads on outdoor-dinner months by 4.

Boston runs about $4,582/mo for a balanced lifestyle against Miami's $4,175/mo — Miami comes in $407 cheaper each month, roughly 10% less.

On mobility, Boston scores 3.8 vs Miami's 2.0 (0–5 scale), with the biggest gap on walkability.

Boston's culture score of 4.0 sits well above Miami's 3.8, with the biggest gap on history museums. Miami still holds an edge on nightlife.

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

Boston's safety score is ~1.7× Miami's — in the middle of the scale, while Miami lands below average, with the biggest gap on road safety. Miami still holds an edge on earthquake safety.

Boston's career score of 4.6 sits well above Miami's 4.0, with the biggest gap on career opportunities.

Miami's social & community score of 3.8 sits well above Boston's 3.4, with the biggest gap on multicultural mix.

Boston and Miami score neck-and-neck on food & dining (4.2 vs 4.2, 0–5 scale).

On family, Boston scores 3.9 vs Miami's 3.4 (0–5 scale), with the biggest gap on playgrounds. Miami still holds an edge on yoga studios.

On healthcare, Boston scores 3.5 vs Miami's 2.8 (0–5 scale), with the biggest gap on private healthcare quality.

Boston averages 6.7 µg/m³ (good) PM2.5 annually versus Miami's 7.3 µg/m³ (good) — Boston breathes ~7% cleaner air (0.5 µg/m³ lower).

Who Thrives Here