Estimate vehicle frontal area from dimensions for aerodynamic drag calculations and Cd×A product.
Input Parameters
Results
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Frontal Area
ft²
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Frontal Area
m²
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Cd × A Product
ft²
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Aero Drag Force
lbs
Note: Typical frontal areas: sedan 22-24 ft², SUV 28-34 ft², sports car 18-21 ft². The Cd×A product is the key metric for comparing vehicles of different sizes. Lower Cd×A means less aerodynamic drag.
Reference
Frontal Area ≈ 0.80 × Width × Height (shape factor)
Cd×A = Drag Coefficient × Frontal Area
Drag Force = ½ × ρ × V² × Cd × A
ρ = 0.00238 slug/ft³ (sea level standard)
Drag scales with V² (speed squared)