Busan vs Kaohsiung
Kaohsiung comes out ahead overall, winning 2 of 7 criteria.
Summary
Kaohsiung edges out Busan overall (7.6 vs 7.4), but the margin is thin enough that a single strong priority — like safety — could reasonably flip your personal decision the other way.
Quick answers
Safety: Kaohsiung (9/10 vs 8/10).
Climate: Kaohsiung (7/10 vs 6/10).
Overall, Kaohsiung scores higher (7.6/10 vs 7.4/10) across all seven criteria combined.
Cost of living: Busan and Kaohsiung tie on this (7/10 each).
Kaohsiung — Kaohsiung scores higher once we weight toward households with kids prioritizing safety, healthcare and clean air (7.4 vs 7.6 for Busan vs Kaohsiung), driven largely by safety.
Kaohsiung — Kaohsiung scores higher once we weight toward remote workers who need fast internet and an affordable, pleasant base (7.5 vs 7.7 for Busan vs Kaohsiung), driven largely by cost of living.
Where each city wins
- +Public transport: slightly better than Kaohsiung (8.0 vs 7.0)
- +Safety: slightly better than Busan (9.0 vs 8.0)
- +Climate: slightly better than Busan (7.0 vs 6.0)
Which city fits your profile?
Kaohsiung scores higher once we weight toward remote workers who need fast internet and an affordable, pleasant base (7.5 vs 7.7 for Busan vs Kaohsiung), driven largely by cost of living.
Kaohsiung scores higher once we weight toward independent workers balancing cost of living against healthcare access (7.5 vs 7.6 for Busan vs Kaohsiung), driven largely by cost of living.
Kaohsiung scores higher once we weight toward households with kids prioritizing safety, healthcare and clean air (7.4 vs 7.6 for Busan vs Kaohsiung), driven largely by safety.
Busan and Kaohsiung score within a rounding error of each other for movers for whom affordability outweighs every other factor, so this comparison won't settle it either way.
Kaohsiung scores higher once we weight toward people relocating somewhere unfamiliar who weigh personal safety above all (7.4 vs 7.7 for Busan vs Kaohsiung), driven largely by safety.
Kaohsiung scores higher once we weight toward retirees prioritizing healthcare, climate and a calm environment over nightlife or internet speed (7.2 vs 7.4 for Busan vs Kaohsiung), driven largely by climate.
Busan and Kaohsiung score within a rounding error of each other for students who need affordability, transit and a lively social scene, so this comparison won't settle it either way.
Kaohsiung scores higher once we weight toward expatriates relocating for work who lean on safety, healthcare and internet to stay settled and connected (7.7 vs 7.8 for Busan vs Kaohsiung), driven largely by safety.
Busan and Kaohsiung score within a rounding error of each other for founders and small business owners who need reliable connectivity and a livable base without big-city costs, so this comparison won't settle it either way.
Busan and Kaohsiung score within a rounding error of each other for early-career movers who want nightlife and transit within budget, without yet prioritizing healthcare or climate, so this comparison won't settle it either way.
Which city should you choose?
Pick Kaohsiung instead if you're more of a digital nomad, freelancer, or young family.