cost
Cost of Living Index
Jeju83.1 / 0
Incheon55.5 / 100
Comparison
Side-by-side data for relocation, travel, hiring, and investment decisions. Values are shown with source-backed metric definitions so trade-offs are easy to compare.
Bars and radar use 0-100 better scores. Tooltips keep the raw source values visible.
Chart summary: Incheon leads Cost of Living Index with 100 out of 100; Jeju leads Safety Index with 100 out of 100; Incheon leads Median Monthly Rent with 100 out of 100; Jeju leads Average Salary with 100 out of 100. A complete normalized score table follows.
| Metric | Place | Raw value | Normalized score | Year | Source |
|---|---|---|---|---|---|
| Cost of Living Index | Jeju | 83.1 | 0 out of 100 | 2026 | World Bank Open Data |
| Cost of Living Index | Incheon | 55.5 | 100 out of 100 | 2026 | World Bank Open Data |
| Safety Index | Jeju | 81.5 | 100 out of 100 | 2026 | UNData / UNSD |
| Safety Index | Incheon | 51.5 | 0 out of 100 | 2026 | UNData / UNSD |
| Median Monthly Rent | Jeju | $2,380 | 0 out of 100 | 2026 | World Bank Open Data |
| Median Monthly Rent | Incheon | $1,233 | 100 out of 100 | 2026 | World Bank Open Data |
| Average Salary | Jeju | $5,179/mo | 100 out of 100 | 2026 | World Bank Open Data |
| Average Salary | Incheon | $2,845/mo | 0 out of 100 | 2026 | World Bank Open Data |
| Unemployment Rate | Jeju | 5.0% | 100 out of 100 | 2026 | World Bank Open Data |
| Unemployment Rate | Incheon | 7.7% | 0 out of 100 | 2026 | World Bank Open Data |
| Healthcare Access Index | Jeju | 69.2 | 0 out of 100 | 2026 | WHO Global Health Observatory |
| Healthcare Access Index | Incheon | 76.7 | 100 out of 100 | 2026 | WHO Global Health Observatory |
| Life Expectancy | Jeju | 76.7 years | 100 out of 100 | 2026 | WHO Global Health Observatory |
| Life Expectancy | Incheon | 74.8 years | 0 out of 100 | 2026 | WHO Global Health Observatory |
| Air Quality PM2.5 | Jeju | 24.2 ug/m3 | 100 out of 100 | 2026 | OpenAQ |
| Air Quality PM2.5 | Incheon | 34.8 ug/m3 | 0 out of 100 | 2026 | OpenAQ |
cost
safety
housing
jobs
jobs
health
health
environment
Winner
Jeju wins on 13 of 22 metrics compared to Incheon.
Winner logic counts row wins after applying each metric direction. Exact ties do not count. Methodology
Top trade-offs
Jeju leads safety, salary, and jobs; Incheon leads cost, rent, and health.
cost
Jeju
83.1
Incheon
55.5
safety
Jeju
81.5
Incheon
51.5
housing
Jeju
$2,380
Incheon
$1,233
housing
Jeju
7.9x
Incheon
7.9x
jobs
Jeju
$5,179/mo
Incheon
$2,845/mo
jobs
Jeju
5.0%
Incheon
7.7%
health
Jeju
69.2
Incheon
76.7
health
Jeju
76.7 years
Incheon
74.8 years
environment
environment
infrastructure
demographics
Jeju
1.4%
Incheon
0.8%
education
Jeju
80.4
Incheon
76.5
transport
Jeju
76.3
Incheon
81.4
safety
Jeju
9.3 per 100k
Incheon
18.4 per 100k
safety
Jeju
22.6 per 100k
Incheon
22.4 per 100k
health
Jeju
16.9%
Incheon
23.7%
quality
Jeju
6.9
Incheon
6.4
housing
Jeju
$5,289/sqm
Incheon
$5,642/sqm
religion
Jeju
33.6%
Incheon
51.0%
religion
Jeju
46.8%
Incheon
9.4%
religion
Jeju
18.5%
Incheon
41.2%
Some city-level values are modeled estimates when official city-level data is unavailable.
Each metric keeps its source, year, last refreshed date, and confidence label visible. Review methodology or Data Sources.