Climate
Porto Alegre logs 7 outdoor-dinner months a year to Rio de Janeiro's 12 — Rio de Janeiro wins by 5. Rio de Janeiro also leads on sunny days by 26.
Porto Alegre
Feels-like °C
Dinner outside
Rio de Janeiro
Feels-like °C
Dinner outside
Cost of Living
Porto Alegre is $389/mo cheaperPorto Alegre runs about $1,300/mo for a balanced lifestyle against Rio de Janeiro's $1,689/mo — Porto Alegre comes in $389 cheaper each month, roughly 30% less.
Porto Alegre
$1,300monthly · balanced
Rio de Janeiro
$1,689monthly · balanced
Mobility
Porto Alegre and Rio de Janeiro score neck-and-neck on mobility (2.8 vs 2.8, 0–5 scale).
Culture
Rio de Janeiro's culture score of 4.2 sits well above Porto Alegre's 3.3, with the biggest gap on arts & culture.
Nature & Outdoors
Rio de Janeiro's nature & outdoors score of 5.0 sits well above Porto Alegre's 3.3, with the biggest gap on sea access. Porto Alegre still holds an edge on skiing & snowboarding.
Safety
Porto Alegre's safety score is ~2.5× Rio de Janeiro's — below average, while Rio de Janeiro lands near the floor, with the biggest gap on wildfire safety.
Career
Rio de Janeiro's career score of 3.2 sits well above Porto Alegre's 3.0, with the biggest gap on career opportunities. Porto Alegre still holds an edge on startup ecosystem.
Social & Community
Rio de Janeiro's social & community score is ~1.2× Porto Alegre's — in the middle of the scale, while Porto Alegre lands in the middle of the scale, with the biggest gap on expat-first community. Porto Alegre still holds an edge on multicultural mix.
Food & Dining
Porto Alegre and Rio de Janeiro score neck-and-neck on food & dining (3.2 vs 3.2, 0–5 scale).
Family
Porto Alegre and Rio de Janeiro score neck-and-neck on family (3.2 vs 3.1, 0–5 scale).
Healthcare
On healthcare, Porto Alegre scores 2.7 vs Rio de Janeiro's 2.4 (0–5 scale), with the biggest gap on public healthcare quality.
Air Quality
Porto Alegre averages 12.6 µg/m³ (moderate) PM2.5 annually versus Rio de Janeiro's 15.7 µg/m³ (sensitive-groups) — Porto Alegre breathes ~20% cleaner air (3.1 µg/m³ lower).
Porto Alegre
Rio de Janeiro
PM2.5 annual average
WHO classification
City Scale
Both maps at the same real-world scale — 1 cm on either map is the same distance.
Porto Alegre (2.8M) and Rio de Janeiro (9.9M) are 3.6x in population — Rio de Janeiro is the larger metro, Porto Alegre the smaller; on land area Rio de Janeiro spans roughly 2.1x more ground.
Rio de Janeiro is roughly 2.8x the scale of Porto Alegre
Combined population & area comparison
Rio de JaneiroPorto AlegreCity Scale Rankings
Rio de Janeiro9.9M3.6xPorto Alegre2.8M1xRio de Janeiro1,285 km²2.1xPorto Alegre599 km²1xPorto Alegre
Rio de Janeiro
Who Thrives Here
Porto Alegre favours the car-free urbanist, while Rio de Janeiro suits the ocean lover. Both cities work well for the outdoor enthusiast.
Also compared
Frequently asked about Porto Alegre vs Rio de Janeiro
▶Which is cheaper, Porto Alegre or Rio de Janeiro?
▶How does the climate compare between Porto Alegre and Rio de Janeiro?
▶Is Porto Alegre or Rio de Janeiro safer?
▶Should I move to Porto Alegre or Rio de Janeiro?
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