Auto & Vehicle
Free online auto & vehicle — fast, private, and easy to use. No sign-up required.
Car Affordability Calculator
Calculate how much car you can afford based on income, debt, and down payment. Uses the 20% rule and DTI method. Free car affordability calculator.
Car Lease Calculator
Calculate monthly car lease payment, total lease cost, and effective APR. Enter MSRP, cap cost, residual value, and money factor. Free lease calculator.
Car Lease vs Buy Calculator
Compare car leasing vs buying to find the true total cost. Enter purchase price, lease terms, down payment, and loan details to see which option saves more
Fuel Cost / Trip Cost Calculator
Calculate fuel cost for any trip. Enter distance, MPG, and gas price to get total fuel cost. Compare two vehicles and see annual fuel spending.
MPG / Fuel Economy Calculator
Calculate your car's MPG (miles per gallon) or L/100km fuel economy. Enter miles driven and gallons used — or convert between MPG, L/100km, and km/L.
Tire Size Comparison Calculator
Compare tire sizes and calculate tire diameter, width, sidewall height, and circumference. Find if aftermarket tires fit your vehicle and check speedometer
0–60 / Horsepower Calculator
Calculate horsepower from 0-60 mph time and vehicle weight. Convert between HP, kW, torque, and RPM. Estimate quarter-mile time from horsepower and weight.
Towing / Payload Calculator
Check if your vehicle can safely tow your trailer or load. Enter tow vehicle specs and trailer weight to see if you're within towing capacity and payload
Cost of Ownership Calculator
Calculate the true 5-year cost of owning a car. Enter purchase price, depreciation, insurance, fuel, maintenance, and financing to see total ownership cost.
Popular Auto & Vehicle tools
- Car Affordability CalculatorFind your max car budget using two proven methods: the 20% income rule and the 15% DTI method. See max price, monthly payment, and total loan cost.
- Car Lease CalculatorCalculate your monthly lease payment from cap cost, residual value, and money factor. See total lease cost and compare to buying.
- Car Lease vs Buy CalculatorDecide whether to lease or buy with confidence. Compare total 5-year cost of leasing vs financing, including depreciation, interest, fees, and residual value.
- Fuel Cost / Trip Cost CalculatorPlan road trip costs or compare vehicle fuel expenses. Enter trip distance, your car's MPG, and current gas price to instantly see total fuel cost for any journey.
- MPG / Fuel Economy CalculatorFind your vehicle's real-world fuel economy. Track fill-up to fill-up MPG, convert between imperial and metric fuel economy, and compare against EPA estimates.
- Cost of Ownership CalculatorSee the real cost of any car beyond the sticker price. Enter purchase price and driving details to get 5-year total cost including depreciation, fuel, insurance, maintenance, and financing.
Often used together
- Car Loan CalculatorCalculate your exact monthly car payment. Include down payment, trade-in value, sales tax, and fees. See total interest and an amortization table.
- Loan CalculatorEnter your loan amount, rate, and term to see your exact monthly payment and total cost. Compare multiple interest rates side by side.
- Savings Goal CalculatorSet a savings goal and find out exactly when you'll reach it, or discover the monthly savings needed to hit a target date.
About Auto & Vehicle
A car is one of the biggest purchases most people make, and the sticker price is only the beginning. Financing, fuel, insurance, depreciation, and upkeep all add up over the years you own it. ToolsHub's auto calculators help you see the full picture before you sign, so you can choose a vehicle that fits your budget rather than stretches it.
Buying decisions come first. The Car Affordability Calculator works out a sensible price range from your income and deposit, while the Car Lease Calculator and the Car Lease vs Buy Calculator compare monthly payments and long-term value so you can pick the right path. When you want the true running picture, the Cost of Ownership Calculator folds depreciation, fuel, and maintenance into a single yearly figure.
Running costs are just as easy to estimate. The Fuel Cost and Trip Cost Calculator tells you what a journey will cost before you set off, and the MPG and Fuel Economy Calculator checks how efficient your car really is. For enthusiasts and practical owners alike, the Tire Size Comparison Calculator shows how a new size changes your speedometer, the 0 to 60 and Horsepower Calculator estimates performance, and the Towing and Payload Calculator keeps a load within safe limits.
Every auto calculator runs in your browser, so the figures you enter stay on your device. Just remember that these are planning estimates, not professional mechanical or financial advice—loan terms, fuel prices, and a vehicle's real condition will move the numbers. Use them to compare options and ask better questions at the dealership. All of the tools are free and need no account.