Recent advances in testing technology enable direct on-vehicle measurement of tire radius under real driving conditions. Comparing these results with traditional testing methods reveals the important role of realistic tire radius in mobility applications. AI-powered modeling now allows seamless integration of high-fidelity real world radius data into advanced simulation platforms. This presentation will demonstrate, through concrete use cases, how accurate radius modeling enhances longitudinal and combined grip characterization, improves full vehicle simulation, and supports onboard applications. The findings highlight the strategic value of realistic tire radius for virtual vehicle development and intelligent mobility systems.

• Why Tire Radius Matters in Mobility Applications
• Enabling Technology for High-Precision, Real-World Measurements
• WOM’s Radius Testing Method vs. Traditional Approaches
• Concrete Impact on Tire Characterization and Vehicle Simulation
• Debating the Need for Standard Revisions