Climate
Boa Vista logs 300 hot days a year to Rio de Janeiro's 65 — Rio de Janeiro wins by 235. Boa Vista also leads on sunny days by 2.
Boa Vista
Feels-like °C
Dinner outside
Rio de Janeiro
Feels-like °C
Dinner outside
Cost of Living
Rio de Janeiro averages $1,689/mo for balanced living; Boa Vista has no cost baseline yet.
Rio de Janeiro
$1,689monthly · balanced
Mobility
Rio de Janeiro scores 2.8 on mobility (0–5 scale); Boa Vista has no mobility baseline.
Culture
Rio de Janeiro's culture score of 4.2 sits well above Boa Vista's 0.0.
Nature & Outdoors
Rio de Janeiro scores 5.0 on nature & outdoors (0–5 scale); Boa Vista has no nature & outdoors baseline.
Safety
Rio de Janeiro scores 0.6 on safety (0–5 scale); Boa Vista has no safety baseline.
Career
Rio de Janeiro scores 3.2 on career (0–5 scale); Boa Vista has no career baseline.
Social & Community
Rio de Janeiro scores 3.4 on social & community (0–5 scale); Boa Vista has no social & community baseline.
Food & Dining
Rio de Janeiro scores 3.2 on food & dining (0–5 scale); Boa Vista has no food & dining baseline.
Family
Rio de Janeiro scores 3.1 on family (0–5 scale); Boa Vista has no family baseline.
Healthcare
Rio de Janeiro scores 2.4 on healthcare (0–5 scale); Boa Vista has no healthcare baseline.
Air Quality
Boa Vista averages 18.7 µg/m³ (sensitive-groups) PM2.5 annually versus Rio de Janeiro's 15.7 µg/m³ (sensitive-groups) — Rio de Janeiro breathes ~16% cleaner air (3.0 µg/m³ lower).
Boa Vista
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.
Boa Vista (344K) and Rio de Janeiro (9.9M) are 29x in population — Rio de Janeiro is the larger metro, Boa Vista the smaller; on land area Rio de Janeiro spans roughly 16x more ground.
Rio de Janeiro is roughly 21x the scale of Boa Vista
Combined population & area comparison
Rio de JaneiroBoa VistaCity Scale Rankings
Rio de Janeiro9.9M29xBoa Vista344K1xRio de Janeiro1,285 km²16xBoa Vista82 km²1xBoa Vista
Rio de Janeiro
Who Thrives Here
Rio de Janeiro is the stronger fit for the ocean lover. Both cities work well for the winter escapist.
Also compared
Frequently asked about Boa Vista vs Rio de Janeiro
▶Which is cheaper, Boa Vista or Rio de Janeiro?
▶How does the climate compare between Boa Vista and Rio de Janeiro?
▶Is Boa Vista or Rio de Janeiro safer?
▶Should I move to Boa Vista or Rio de Janeiro?
The best city depends on what matters to you
This comparison shows how Boa Vista and Rio de Janeiro stack up on the data. But your climate preferences, budget, career needs, and lifestyle priorities can shift the picture entirely. A personalized diagnostic finds what fits your life.
Take the free diagnostic10 minutes, no account needed