Vehicles
Vehicles Calculators
Lease vs buy, depreciation, towing, tire sizing, insurance, and fuel math.
23 tools
Auto Insurance by State
Auto insurance by state: look up car insurance minimums, no fault rules and average premiums for every US state. Free, runs in your browser, no signup.
Car Insurance Estimator
Car insurance estimator: project annual premiums from your driver profile, vehicle and coverage choices. Editable rates, runs locally, free, no signup.
Car Loan Refinance Calculator
Car loan refinance calculator: compare your current auto loan against a new rate and term to see monthly savings and total interest. Free, private, no signup.
Diesel vs Gas Calculator
Diesel vs gas calculator: per-mile fuel cost comparison. Free diesel vs gas calculator with the formula shown - runs entirely in your browser, no signup.
EV Charge Time Calculator
EV charge time calculator: hours to charge an EV battery. Free ev charge time calculator with the formula shown - runs entirely in your browser, no signup.
EV Range Calculator
EV range calculator: estimate electric car range from battery size, efficiency, temperature, speed, and payload adjustments. Free, editable rates, no signup.
EV vs Gas Savings Calculator
EV vs gas savings calculator: compare electricity cost per mile against gas, plus maintenance, and see total yearly savings. Free, editable rates, no signup.
Engine Horsepower Calculator
Engine horsepower calculator: compute HP from torque and RPM, or estimate it from vehicle weight and acceleration test runs. Free, editable inputs, in-browser.
Fuel Cost Per Mile Calculator
Fuel cost per mile calculator: compute driving cost per mile from fuel price, vehicle efficiency, and trip distance. Editable rates, free, no signup needed.
Gas Budget Calculator
Gas budget calculator: monthly and yearly fuel spending. Free gas budget calculator with the formula shown - runs entirely in your browser, no signup.
HP to Weight Ratio Calculator
HP to weight ratio calculator: compare horsepower per ton or pound for any vehicle and see performance class instantly. Free, no signup, runs in your browser.
Horsepower Calculator
Horsepower calculator: convert torque and RPM into horsepower and kW, or derive power from weight and trap speed. Free, private, runs in your browser.
Idle Cost Calculator
Idle cost calculator: total the money lost to idle equipment, staff downtime, or stalled processes per hour, day, or year. Editable rates, free, no signup.
Lease vs Buy Calculator
Lease vs buy calculator: compare total cost of leasing against financing a car with down payment, fees, and resale. Editable rates, free, runs locally.
Payload and Towing Calculator
Payload and towing calculator: check GVWR, payload and towing capacity before you hitch a trailer or load the truck bed. Editable ratings, free, no signup.
Quarter Mile Time Calculator
Quarter mile time calculator: estimate quarter mile ET and trap speed from vehicle weight and horsepower. Free, no signup, runs entirely in your browser.
Road Trip Cost Calculator
Road trip cost calculator: fuel, hotels, and food for a trip. Free road trip cost calculator with the formula shown - runs entirely in your browser, no signup.
Stopping Distance Calculator
Stopping distance calculator: compute total braking distance from speed, reaction time, road grade, and friction. Runs locally in your browser, no signup.
Tire Pressure Calculator
Tire pressure calculator: psi change with temperature. Free tire pressure calculator with the formula shown - runs entirely in your browser, no signup.
Tire Size Comparison Calculator
Tire size comparison calculator: compare two tire sizes for diameter difference, speedometer error, and fitment before you buy. Free, private, no signup.
Tire Tread Depth Calculator
tire tread depth calculator that converts 32nds to mm, estimates remaining tire life, and warns at the 2/32 replacement limit. Free, runs locally, no signup.
Towing Capacity Calculator
Towing capacity calculator: estimate safe maximum trailer weight from vehicle GVWR, curb weight, and payload ratings before you hitch up. Free, no signup.
Vehicle Depreciation Calculator
Vehicle depreciation calculator: project your car's resale value year by year with editable depreciation rates. Free, private, runs locally, no signup.