Freshly@rocker_fraggle
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🚗 TomTom Traffic Index 2025: How is the data collected?
TomTom uses anonymized GPS 'floating car data' from over 600 million connected devices (cars, phones, telematics). They collect billions of GPS points covering trillions of km driven, filter anomalies with algorithms, and compare real speeds to 'free-flow' conditions (empty roads) to calculate congestion as % extra travel time.
Top 15 Most Congested Cities Worldwide (congestion level %):
1. Mexico City, MX – 75.9%
2. Bengaluru, IN – 74.4%
3. Dublin, IE – 72.9%
4. Lodz, PL – 72.8%
5. Pune, IN – 71.1%
6. Lublin, PL – 70.4%
7. Bogota, CO – 69.6%
8. Arequipa, PE – 69.5%
9. Lima, PE – 69.3%
10. Bangkok, TH – 67.9%
11. Medellín, CO – 66.9%
12. Davao City, PH – 66.2%
13. Cali, CO – 65.6%
14. Poznań, PL – 64.9%
15. Recife, BR – 64.7%