Automotive & Transport Calculators

Fuel cost, mileage, EV charging, tyre size and trip planning.

16 calculators in this category.

• Car Affordability Calculator — Work out how much car you can afford from a monthly budget or your income.
• Car Depreciation Calculator — Project what a vehicle will be worth after any number of years.
• Car Lease Calculator — Calculate a monthly lease payment from cap cost, residual and money factor.
• Compression Ratio Calculator — Calculate compression ratio from swept and clearance volume, or work backwards.
• Cost Per Mile Calculator — Add up every running cost to find what each mile really costs you.
• Engine Displacement Calculator — Calculate engine capacity from bore, stroke and cylinder count.
• EV Charging Cost Calculator — Calculate what it costs and how long it takes to charge an electric car.
• EV Range Calculator — Estimate real electric range after weather, speed and battery derating.
• EV vs Gas Calculator — Compare running costs of an electric car against petrol, and find the break-even.
• Fuel Savings Calculator — Compare two vehicles’ fuel costs and see what switching would save.
• Gear Ratio Calculator — Find road speed at any engine speed, or the revs at a given speed.
• Horsepower Calculator — Calculate horsepower from torque and RPM, or estimate it from quarter-mile times.
• Lease vs Buy Calculator — Compare the true cost of leasing against financing the same car.
• Road Trip Calculator — Plan driving time, fuel cost and overnight stops for a long journey.
• Tire Size Calculator — Compare two tyre sizes and find the speedometer error from changing them.
• Towing Capacity Calculator — Check payload, tongue weight and the real limit on what you can tow.