Country Rating Data Sources
Every lifestyle rating on VISA AI is grounded in publicly verifiable datasets. We normalize each metric to a 0–5 scale so countries can be compared apples-to-apples. Click any metric below for the full methodology, refresh cadence, and the original source.
Metrics & sources
Cost of living
Monthly cost (USD) and affordability score for a single person.
Numbeo Cost of Living Index 2026
Safety
Crime & safety perception index by country.
Numbeo Safety Index 2026
Internet speed
Median fixed broadband download speed (Mbps).
Speedtest Global Index by Ookla
Study cost
Average annual international tuition + scholarship availability.
QS World University Rankings & Times Higher Education
Business index
Ease of starting and running a business.
Numbeo Quality of Life + World Bank Doing Business legacy data
Job market
Demand for skilled workers, employment outlook.
World Bank Labor Data + OECD Employment Outlook
Tax burden
Top marginal personal income tax rate and effective burden.
KPMG & PwC Worldwide Tax Summaries 2026
Culture
Openness, diversity, lifestyle and heritage.
UNESCO + INSEAD Global Talent Competitiveness Index
Liked
Aggregated community sentiment from VISA AI users.
VISA AI in-app signals
Overall
Weighted average across all metrics above.
VISA AI composite score
Ratings are informational estimates, not legal or financial advice. Last updated: 2026.