Buenos Aires logs 0 frost days a year to Mendoza's 3 — Buenos Aires wins by 3. Buenos Aires also leads on hot days by 79.

Buenos Aires runs about $1,148/mo for a balanced lifestyle against Mendoza's $1,056/mo — Mendoza comes in $92 cheaper each month, roughly 9% less.

On mobility, Buenos Aires scores 3.0 vs Mendoza's 2.6 (0–5 scale), with the biggest gap on walkability. Mendoza still holds an edge on car efficiency.

Buenos Aires's culture score of 4.1 sits well above Mendoza's 3.1, with the biggest gap on live music venues.

Mendoza's nature & outdoors score of 3.7 sits well above Buenos Aires's 3.2, with the biggest gap on mountain access. Buenos Aires still holds an edge on surfing & watersports.

Mendoza's safety score is ~1.5× Buenos Aires's — below average, while Buenos Aires lands below average, with the biggest gap on flooding safety. Buenos Aires still holds an edge on earthquake safety.

Buenos Aires's career score of 3.4 sits well above Mendoza's 2.6, with the biggest gap on startup ecosystem.

Buenos Aires's social & community score of 3.2 sits well above Mendoza's 2.9, with the biggest gap on expat-first community.

On food & dining, Buenos Aires scores 3.4 vs Mendoza's 2.0 (0–5 scale), with the biggest gap on brunch availability.

On family, Buenos Aires scores 3.1 vs Mendoza's 2.3 (0–5 scale), with the biggest gap on international schools. Mendoza still holds an edge on supermarkets.

On healthcare, Buenos Aires scores 2.7 vs Mendoza's 2.0 (0–5 scale), with the biggest gap on private healthcare quality.

Buenos Aires averages 15.4 µg/m³ (sensitive-groups) PM2.5 annually versus Mendoza's 20.8 µg/m³ (sensitive-groups) — Buenos Aires breathes ~26% cleaner air (5.4 µg/m³ lower).

Who Thrives Here