🚗 Automotive

📉Car Depreciation Calculator Estimate how much a car will be worth after several years and what depreciation costs per year and per month, free online. 🛠️Engine Displacement & Compression Ratio Calculator Calculate engine displacement from bore, stroke and cylinders, and the compression ratio from the combustion chamber volume, free online. 🏎️Engine RPM at Speed (Gear Ratios) Calculator Calculate engine RPM at a given road speed from gear ratio, final drive and tyre size, or the top speed at redline, free online. 🔋EV Charging Cost, Time & Range Calculator Calculate the cost, time and range added when charging an electric car, and compare with petrol per 100 km, free online. ⛽Fuel Fill-Up Mileage (Actual MPG) Calculator Work out your real fuel economy and cost per distance from odometer readings and the fuel you added, free online. 🔧Horsepower ⇄ Torque Calculator Convert between engine torque and horsepower at a given RPM, and estimate wheel horsepower after drivetrain loss, free online. 🏁Quarter-Mile Time & Trap Speed Calculator Estimate quarter-mile elapsed time and trap speed from vehicle weight and horsepower, free online. 🛑Stopping Distance Calculator Calculate the reaction distance, braking distance and total stopping distance for a speed, road surface and slope, free online. 🚗Total Cost of Car Ownership Calculator Calculate the true cost of owning a car per month, per year and per kilometre, including fuel, insurance, maintenance and depreciation, free online. 🛞Tyre Size & Speedometer Error Calculator Calculate tyre diameter, sidewall and circumference from the size code and see the speedometer error when you change tyre size, free online.