Comparison Formula:
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The wheel and tire comparison calculator helps you determine the difference in diameter between two wheel/tire combinations. This is important for understanding how changes in wheel size will affect your vehicle's performance and appearance.
The calculator uses a simple formula:
Where:
Explanation: The calculator shows the absolute difference in diameter between two wheel/tire combinations.
Details: Comparing wheel/tire sizes is crucial for maintaining proper vehicle clearance, speedometer accuracy, and overall vehicle performance. Significant differences can affect gearing, acceleration, and fuel economy.
Tips: Enter both diameters in inches. The calculator will show the difference between them. Positive values mean Diameter1 is larger, negative values mean Diameter2 is larger.
Q1: Why is wheel/tire comparison important?
A: It helps ensure new wheels/tires will fit properly and maintain vehicle performance characteristics.
Q2: What's considered a significant difference?
A: Generally, differences greater than 3% of the original diameter may require adjustments to your vehicle.
Q3: How do I measure wheel/tire diameter?
A: Overall diameter can be calculated from tire size markings or measured directly when mounted.
Q4: Does this calculator account for width differences?
A: No, this only compares diameters. Width and aspect ratio must be considered separately.
Q5: Can I use this for plus-sizing calculations?
A: Yes, this helps compare stock sizes with potential plus-size combinations.