About - CarAuction Analytics NZ

What is CarAuction Analytics?

CarAuction Analytics NZ is a comprehensive data platform that tracks vehicle auction listings from Manheim New Zealand. The project automatically scrapes auction data daily, providing historical trends, price analytics, and insights into the used vehicle market.

This platform serves researchers, data analysts, vehicle buyers, and anyone interested in understanding the New Zealand vehicle auction market.

The Dataset

991 Days

From May 27, 2023 to February 18, 2026

460K+ Records

Cleaned and processed

500+ Manufacturers

Comprehensive coverage

99.2% Coverage

Only 8 days missing

Data Fields

Each record includes: Manufacturer, Model, Year, Mileage, Price, Damage information, Location, Registration status, Body type, Transmission, Fuel type, Engine size, Seats, Keys, and more.

How It Works

Daily Scraping: Automated scraper runs daily to collect all vehicle listings from Manheim NZ
Data Processing: Raw data is cleaned, deduplicated, and enriched with derived features
Storage: Data is stored in multiple formats (CSV, Parquet, SQLite) for different use cases
Visualization: Interactive dashboards provide insights into trends and patterns
API Access: RESTful API enables programmatic access to the data

Use Cases

Market Research

Analyze pricing trends, popular models, and market dynamics over time

Machine Learning

Train models for price prediction, damage assessment, and depreciation analysis

Vehicle Valuation

Understand fair market value based on historical auction data

Price Alerts

Track specific vehicles or models and get notified of price changes

Academic Research

Study vehicle depreciation, damage patterns, and market dynamics

Business Intelligence

Inform inventory decisions for dealerships and importers

Technology Stack

Backend

Python 3.13 Flask Pandas BeautifulSoup4 Gunicorn

Frontend

Bootstrap 5 Chart.js DataTables Font Awesome

Data

SQLite Parquet CSV NumPy

Data Quality & Ethics

This project follows ethical web scraping practices:

Publicly available data only
Respectful scraping rate (once per day)
No personal information collected
Data cleaning to remove duplicates and errors
Transparent methodology and documentation

Note: This data is for informational and research purposes only. Prices and availability should be verified directly with Manheim NZ.

Future Plans

Implement XGBoost price prediction model
Add price change tracking and alerts
Expand to other auction platforms
Build recommendation engine for vehicle buyers
Add export to Excel/Google Sheets
Create mobile app for on-the-go access

Get In Touch

Questions, suggestions, or collaboration opportunities?

prasanthsasikumar.com

About This Project