Automotive Calculators
Free automotive calculators for MPG, car depreciation, tire size comparison, 0-60 time, engine horsepower, oil change intervals, total cost of ownership, towing capacity, EV range, EV charging cost, and EV vs gas comparison. Essential tools for car owners and enthusiasts.
MPG Calculator
Calculate your vehicle's miles per gallon from distance traveled and fuel used. Supports imperial and metric.
Car Depreciation Calculator
Calculate how much your car depreciates each year using the declining balance method with a year-by-year schedule.
Tire Size Comparison Calculator
Compare two tire sizes side by side for diameter, circumference, sidewall height, and speedometer difference.
Zero to Sixty Calculator
Estimate your vehicle's 0-60 mph time, quarter mile time, and trap speed from horsepower and weight.
Engine Horsepower Calculator
Calculate engine horsepower from torque and RPM, or torque from HP and RPM. Includes kW and Nm conversions.
Oil Change Interval Calculator
Calculate when your next oil change is due based on oil type, mileage, and driving conditions.
Car Payment Total Cost Calculator
Calculate the true total cost of owning a vehicle including loan, insurance, fuel, maintenance, and registration.
Towing Capacity Calculator
Calculate your vehicle's safe towing weight from GVWR, curb weight, payload, and tongue weight percentage.
EV Range Calculator
Estimate your electric vehicle's real-world range based on battery size, efficiency, speed, and temperature.
EV Charging Cost Calculator
Calculate the cost to charge your EV at home or public chargers with energy, time, and cost per mile.
EV vs Gas Cost Calculator
Compare annual and total costs of owning an EV versus a gas car including fuel, maintenance, and CO2 emissions.