Data Sources & Methodology
Understanding how we collect, process, and present secondhand car market data
Data Source
Marktplaats Listings
Our data is sourced from active car listings on Marktplaats, the Netherlands largest online marketplace for secondhand vehicles. This provides us with real-time market insights based on actual asking prices and vehicle specifications.
Purpose & Benefits
Empowering Informed Decisions
Our platform is designed to provide people looking to buy a secondhand car with deeper insights into the Dutch secondhand car market. By analyzing market trends, pricing patterns, and vehicle characteristics, we help buyers make more informed decisions when choosing a specific brand or model.
Market Intelligence
- ✅ Price trend analysis
- ✅ Depreciation patterns
- ✅ Market positioning insights
- ✅ Statistical significance testing
Vehicle Insights
- ✅ Model volume data
- ✅ Color and feature distributions
- ✅ Mileage vs. price correlations
- ✅ Year-over-year comparisons
Statistical Methodology
Data Processing & Analysis
Collection
Weekly automated collection of active listings with comprehensive vehicle specifications and pricing data.
Processing
Data cleaning, validation, and statistical analysis including regression modeling for depreciation patterns. The data is processed using a Python script. The link to the repository can be found here.
Presentation
Interactive dashboards with confidence intervals, significance testing, and reliability indicators.
Key Metrics Explained
Important Disclaimers
No Financial Responsibility
We do not take responsibility for any financial losses or purchasing decisions made based on these statistics. All data is provided for informational purposes only.
Sample Data Representation
Our data represents a sample of the Dutch secondhand car market based on Marktplaats listings. While we aim to keep statistics as accurate as possible, consider this as a representative sample that can be used to draw conclusions about the broader population of secondhand cars.
Data Accuracy Commitment
We continuously work to maintain data accuracy and provide reliability indicators for all statistics. However, market conditions change rapidly, and past performance does not guarantee future results.