Automotive Calculations and Ground Transportation

Compare wheel width, offset and spacers to calculate backspacing, frontspacing, inner clearance, outer poke, tire position and track-width change.

Estimate current or future car value, depreciation amount, retained value, annualized rate, net sale proceeds and a year-by-year schedule.

Tire comparison and conversion tool Tire Size Calculator Compare two metric or flotation tire sizes and estimate diameter, circumference, revolutions, speedometer error, odometer correction, clearance and gearing changes. Current tire Size formatMetric — 225/65R17Flotation — 33×12.50R17 Section width (mm) Aspect ratio (%) Rim diameter (in) Overall diameter (in) Section width (in) Rim diameter (in) New … Read more

Vehicle lease planning tool Lease Buyout Calculator Estimate the cash buyout cost, loan payment, interest and the financial difference between buying your leased vehicle and returning it. CurrencyUSD — US dollarCAD — Canadian dollarEUR — euroGBP — pound sterlingAUD — Australian dollar Lessor buyout quoteUse the current payoff quote from the lessor. At lease end, … Read more

Estimate a maximum vehicle price from take-home income, monthly commitments, ownership costs, APR, term, down payment, trade-in, tax and fees.