Car Market Value Calculator

Calculate your car's market value instantly with our free US vehicle valuation tool. Input make, model, year, mileage, and condition for an accurate price estimate tailored to American car brands. :root { --primary-color: #2c3e50; --secondary-color: #3498db; --accent-color: #27ae60; --light-bg: #f9f9f9; --border-radius: 6px; --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); } * { box-sizing: border-box; margin: 0; padding: 0; } body { font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; font-size: 14px; background-color: var(--light-bg); margin: 0; padding: 20px; color: #333; line-height: 1.6; } .car-value-guide { max-width: 700px; margin: 30px auto; padding: 30px; background: #fff; border-radius: var(--border-radius); box-shadow: var(--box-shadow); } h1 { color: var(--primary-color); text-align: center; margin-bottom: 25px; font-weight: 600; font-size: 1.8rem; } .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; } @media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } } .input-group { margin-bottom: 20px; } .input-group label { display: block; font-weight: 500; margin-bottom: 8px; color: var(--primary-color); } /* Custom dropdown styling */ .custom-select { position: relative; width: 100%; } .select-button { width: 100%; padding: 12px; background-color: white; border: 1px solid #ddd; border-radius: var(--border-radius); text-align: left; font-size: 1rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; } .select-button:hover { border-color: #bbb; } .select-button:focus { border-color: var(--secondary-color); box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2); outline: none; } .select-button::after { content: '▼'; font-size: 0.8rem; } .select-dropdown { position: absolute; top: 100%; left: 0; right: 0; max-height: 200px; overflow-y: auto; background-color: white; border: 1px solid #ddd; border-top: none; border-radius: 0 0 var(--border-radius) var(--border-radius); z-index: 100; display: none; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); } .select-option { padding: 10px 12px; cursor: pointer; } .select-option:hover { background-color: #f0f0f0; } .select-dropdown.active { display: block; } /* Searchable dropdown */ .select-search { width: 100%; padding: 10px; border: none; border-bottom: 1px solid #ddd; font-size: 1rem; } .select-search:focus { outline: none; border-bottom-color: var(--secondary-color); } /* Input styles */ input[type="number"] { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: var(--border-radius); font-size: 1rem; transition: border-color 0.3s, box-shadow 0.3s; } input[type="number"]:focus { border-color: var(--secondary-color); box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2); outline: none; } .radio-options { display: flex; gap: 20px; margin-top: 5px; } .radio-option { display: flex; align-items: center; cursor: pointer; } .radio-option input { margin-right: 6px; cursor: pointer; } button.primary-button { background-color: var(--accent-color); color: white; border: none; padding: 14px; border-radius: var(--border-radius); font-size: 1rem; font-weight: 600; cursor: pointer; width: 100%; margin-top: 10px; transition: background-color 0.3s; } button.primary-button:hover { background-color: #219653; } .result-display { margin-top: 30px; padding: 20px; background-color: rgba(52, 152, 219, 0.1); border-radius: var(--border-radius); text-align: center; display: none; } .result-title { font-size: 1.1rem; color: var(--primary-color); margin-bottom: 8px; } .estimated-value { font-size: 2rem; font-weight: 700; color: var(--accent-color); } .value-range { font-size: 1rem; color: #666; margin-top: 10px; } .error-message { color: #e74c3c; margin-top: 5px; font-size: 0.9rem; display: none; } .required::after { content: " *"; color: #e74c3c; } /* No results message */ .no-results { padding: 10px; text-align: center; color: #666; font-style: italic; } Make Select manufacturer Please select a valid make Model Select model Please select a valid model Year Select year Please select a valid year Mileage (miles) Please enter a valid mileage value Condition Excellent Good Fair Calculate Estimated Value Estimated Market Value $0 Value range: $0 - $0 // Extended dataset for US car brands and sample models const usCarData = { "acura": ["ILX", "TLX", "RDX", "MDX", "NSX", "RLX"], "alfa-romeo": ["Giulia", "Stelvio", "4C"], "aston-martin": ["DB11", "Vantage", "DBX", "DBS Superleggera"], "audi": ["A3", "A4", "A6", "A8", "Q3", "Q5", "Q7", "e-tron", "TT", "R8"], "bentley": ["Continental GT", "Bentayga", "Flying Spur"], "bmw": ["3 Series", "5 Series", "7 Series", "X3", "X5", "X7", "i4", "i7", "Z4", "M3", "M5"], "buick": ["Encore", "Enclave", "Envision", "Regal"], "cadillac": ["CT4", "CT5", "XT4", "XT5", "XT6", "Escalade", "LYRIQ"], "chevrolet": ["Silverado", "Malibu", "Equinox", "Camaro", "Tahoe", "Suburban", "Corvette", "Bolt", "Trax", "Blazer"], "chrysler": ["300", "Pacifica", "Voyager"], "dodge": ["Charger", "Challenger", "Durango", "Hornet"], "ferrari": ["488", "Portofino", "Roma", "F8 Tributo", "SF90 Stradale"], "fiat": ["500", "500X"], "fisker": ["Ocean", "Pear"], "ford": ["F-150", "Mustang", "Explorer", "Escape", "Bronco", "Edge", "Expedition", "Mach-E", "Ranger", "Maverick"], "genesis": ["G70", "G80", "G90", "GV70", "GV80"], "gmc": ["Sierra", "Yukon", "Terrain", "Acadia", "Canyon", "Hummer EV"], "honda": ["Civic", "Accord", "CR-V", "Pilot", "HR-V", "Odyssey", "Ridgeline", "Passport"], "hyundai": ["Elantra", "Sonata", "Tucson", "Santa Fe", "Palisade", "Kona", "IONIQ", "Venue"], "ineos": ["Grenadier"], "infiniti": ["Q50", "Q60", "QX50", "QX60", "QX80"], "jaguar": ["XE", "XF", "F-Pace", "F-Type", "I-Pace", "E-Pace"], "jeep": ["Wrangler", "Cherokee", "Grand Cherokee", "Compass", "Renegade", "Gladiator", "Wagoneer"], "karma": ["Revero", "GS-6"], "kia": ["Soul", "Forte", "Optima", "K5", "Sorento", "Sportage", "Telluride", "Niro", "EV6", "Stinger"], "lamborghini": ["Huracan", "Aventador", "Urus", "Revuelto"], "land-rover": ["Range Rover", "Discovery", "Defender", "Range Rover Sport", "Range Rover Evoque", "Range Rover Velar"], "lexus": ["IS", "ES", "LS", "RX", "LX", "NX", "UX", "GX", "RC", "LC"], "lincoln": ["Navigator", "Aviator", "Nautilus", "Corsair"], "lotus": ["Evora", "Emira", "Eletre"], "lucid": ["Air", "Gravity"], "maserati": ["Ghibli", "Levante", "Quattroporte", "MC20", "Grecale"], "mazda": ["Mazda3", "Mazda6", "CX-5", "CX-9", "MX-5 Miata", "CX-30", "CX-50"], "mclaren": ["720S", "GT", "Artura", "765LT"], "mercedes-benz": ["C-Class", "E-Class", "S-Class", "GLE", "GLC", "GLA", "G-Class", "EQS", "EQE", "AMG GT"], "mini": ["Cooper", "Countryman", "Clubman"], "mitsubishi": ["Outlander", "Eclipse Cross", "Mirage", "Outlander Sport"], "nissan": ["Altima", "Sentra", "Maxima", "Rogue", "Pathfinder", "Murano", "Frontier", "Titan", "Leaf", "Ariya"], "polestar": ["2", "3"], "porsche": ["911", "Cayenne", "Panamera", "Macan", "Taycan", "718 Cayman", "718 Boxster"], "ram": ["1500", "2500", "3500", "ProMaster"], "rivian": ["R1T", "R1S", "R2T", "R2S"], "rolls-royce": ["Phantom", "Ghost", "Cullinan", "Wraith", "Dawn"], "subaru": ["Impreza", "Forester", "Outback", "WRX", "Crosstrek", "Ascent", "Legacy", "BRZ", "Solterra"], "tesla": ["Model 3", "Model S", "Model X", "Model Y", "Cybertruck"], "toyota": ["Camry", "Corolla", "RAV4", "Highlander", "4Runner", "Tacoma", "Tundra", "Prius", "bZ4X", "Sienna", "Supra", "GR86"], "vinfast": ["VF 8", "VF 9", "VF 6", "VF 7"], "volkswagen": ["Golf", "Passat", "Tiguan", "Atlas", "ID.4", "Jetta", "Arteon", "Taos"], "volvo": ["S60", "S90", "XC40", "XC60", "XC90", "C40"] }; // Sample base price values for each brand with premium adjustments const basePrices = { "acura": 35000, "alfa-romeo": 40000, "aston-martin": 180000, "audi": 45000, "bentley": 240000, "bmw": 48000, "buick": 30000, "cadillac": 50000, "chevrolet": 36000, "chrysler": 32000, "dodge": 34000, "ferrari": 280000, "fiat": 24000, "fisker": 45000, "ford": 38000, "genesis": 42000, "gmc": 40000, "honda": 30000, "hyundai": 28000, "ineos": 45000, "infiniti": 40000, "jaguar": 50000, "jeep": 38000, "karma": 90000, "kia": 27000, "lamborghini": 350000, "land-rover": 65000, "lexus": 45000, "lincoln": 48000, "lotus": 90000, "lucid": 95000, "maserati": 75000, "mazda": 28000, "mclaren": 280000, "mercedes-benz": 55000, "mini": 32000, "mitsubishi": 26000, "nissan": 29000, "polestar": 55000, "porsche": 80000, "ram": 40000, "rivian": 75000, "rolls-royce": 350000, "subaru": 30000, "tesla": 60000, "toyota": 32000, "vinfast": 40000, "volkswagen": 32000, "volvo": 42000 }; // App state const state = { make: '', model: '', year: '', mileage: 0, condition: 'excellent' }; // Initialize the page when the DOM is fully loaded document.addEventListener('DOMContentLoaded', function() { // Set up custom dropdowns setupMakeDropdown(); setupYearDropdown(); setupModelDropdown(); // Set up event listeners document.getElementById('calculate-btn').addEventListener('click', calculateValue); document.getElementById('mileage').addEventListener('input', validateMileage); // Set up condition radio buttons document.querySelectorAll('input[name="condition"]').forEach(radio => { radio.addEventListener('change', function() { state.condition = this.value; }); }); }); // Setup Make dropdown function setupMakeDropdown() { const makeButton = document.getElementById('make-button'); const makeDropdown = document.getElementById('make-dropdown'); const makeOptions = document.getElementById('make-options'); const makeSearch = document.getElementById('make-search'); // Populate makes const makes = Object.keys(usCarData).sort(); // Format and add makes to dropdown makes.forEach(make => { const formattedMake = formatMakeName(make); const option = document.createElement('div'); option.className = 'select-option'; option.textContent = formattedMake; option.dataset.value = make; option.addEventListener('click', () => { state.make = make; makeButton.textContent = formattedMake; closeAllDropdowns(); document.getElementById('model-button').disabled = false; document.getElementById('make-error').style.display = 'none'; // Reset model state.model = ''; document.getElementById('model-button').textContent = 'Select model'; // Update models for this make populateModelOptions(make); }); makeOptions.appendChild(option); }); // Toggle dropdown makeButton.addEventListener('click', function() { toggleDropdown('make-dropdown'); }); // Add search functionality makeSearch.addEventListener('input', function() { const searchTerm = this.value.toLowerCase(); filterOptions(makeOptions, searchTerm); }); } // Setup Model dropdown function setupModelDropdown() { const modelButton = document.getElementById('model-button'); const modelDropdown = document.getElementById('model-dropdown'); const modelSearch = document.getElementById('model-search'); // Toggle dropdown modelButton.addEventListener('click', function() { if (!this.disabled) { toggleDropdown('model-dropdown'); } }); // Add search functionality modelSearch.addEventListener('input', function() { const searchTerm = this.value.toLowerCase(); filterOptions(document.getElementById('model-options'), searchTerm); }); } // Populate model options based on selected make function populateModelOptions(make) { const modelOptions = document.getElementById('model-options'); modelOptions.innerHTML = ''; if (usCarData[make]) { const models = usCarData[make].sort(); models.forEach(model => { const option = document.createElement('div'); option.className = 'select-option'; option.textContent = model; option.addEventListener('click', () => { state.model = model; document.getElementById('model-button').textContent = model; closeAllDropdowns(); document.getElementById('model-error').style.display = 'none'; }); modelOptions.appendChild(option); }); } } // Setup Year dropdown function setupYearDropdown() { const yearButton = document.getElementById('year-button'); const yearDropdown = document.getElementById('year-dropdown'); const yearOptions = document.getElementById('year-options'); const yearSearch = document.getElementById('year-search'); // Populate years const currentYear = new Date().getFullYear(); for (let y = currentYear; y >= 1900; y--) { const option = document.createElement('div'); option.className = 'select-option'; option.textContent = y; option.addEventListener('click', () => { state.year = y; yearButton.textContent = y; closeAllDropdowns(); document.getElementById('year-error').style.display = 'none'; }); yearOptions.appendChild(option); } // Toggle dropdown yearButton.addEventListener('click', function() { toggleDropdown('year-dropdown'); }); // Add search functionality yearSearch.addEventListener('input', function() { const searchTerm = this.value.toLowerCase(); filterOptions(yearOptions, searchTerm); }); } // Filter dropdown options based on search input function filterOptions(optionsContainer, searchTerm) { let hasResults = false; const options = optionsContainer.querySelectorAll('.select-option'); // Remove any existing "no results" message const existingNoResults = optionsContainer.querySelector('.no-results'); if (existingNoResults) { optionsContainer.removeChild(existingNoResults); } options.forEach(option => { if (option.textContent.toLowerCase().includes(searchTerm)) { option.style.display = 'block'; hasResults = true; } else { option.style.display = 'none'; } }); // Show "no results" message if needed if (!hasResults) { const noResults = document.createElement('div'); noResults.className = 'no-results'; noResults.textContent = 'No matches found'; optionsContainer.appendChild(noResults); } } // Toggle dropdown visibility function toggleDropdown(dropdownId) { // Close all dropdowns first closeAllDropdowns(); // Then open the requested one const dropdown = document.getElementById(dropdownId); dropdown.classList.toggle('active'); // Focus search field if present const searchField = dropdown.querySelector('.select-search'); if (searchField) { searchField.focus(); searchField.value = ''; // Reset filtering const optionsContainer = dropdown.querySelector('.select-options'); const options = optionsContainer.querySelectorAll('.select-option'); options.forEach(option => { option.style.display = 'block'; }); // Remove any "no results" message const existingNoResults = optionsContainer.querySelector('.no-results'); if (existingNoResults) { optionsContainer.removeChild(existingNoResults); } } } // Close all dropdowns function closeAllDropdowns() { document.querySelectorAll('.select-dropdown').forEach(dropdown => { dropdown.classList.remove('active'); }); } // Close dropdowns when clicking outside document.addEventListener('click', function(event) { const isDropdown = event.target.closest('.custom-select'); if (!isDropdown) { closeAllDropdowns(); } }); // Format make name for display (Title Case) function formatMakeName(make) { return make.split('-') .map(word => word.charAt(0).toUpperCase() + word.slice(1)) .join(' '); } // Validate mileage input function validateMileage() { const mileageInput = document.getElementById('mileage'); const mileageError = document.getElementById('mileage-error'); const value = parseInt(mileageInput.value); if (isNaN(value) || value < 0) { mileageError.style.display = 'block'; return false; } else { mileageError.style.display = 'none'; state.mileage = value; return true; } } // Validate all form fields before calculating function validateForm() { let isValid = true; // Check make if (!state.make) { document.getElementById('make-error').style.display = 'block'; isValid = false; } // Check model if (!state.model) { document.getElementById('model-error').style.display = 'block'; isValid = false; } // Check year if (!state.year) { document.getElementById('year-error').style.display = 'block'; isValid = false; } // Check mileage if (!validateMileage()) { isValid = false; } return isValid; } // Calculate the estimated car value function calculateValue() { // Validate the form first if (!validateForm()) { return; } // Get base price for the make or use default const basePrice = basePrices[state.make] || 35000; // Apply depreciation calculations const currentYear = new Date().getFullYear(); // Age-based depreciation varies by make const ageYears = currentYear - state.year; const luxuryBrands = ['aston-martin', 'bentley', 'ferrari', 'lamborghini', 'mclaren', 'rolls-royce']; const standardDepreciation = luxuryBrands.includes(state.make) ? 0.05 : 0.08; // Calculate age depreciation with diminishing returns let ageDepreciation = 0; for (let i = 0; i < ageYears; i++) { // First year has highest depreciation, then it slows down if (i === 0) { ageDepreciation += 0.2 * basePrice; // 20% first year } else { ageDepreciation += (standardDepreciation - (i * 0.004)) * basePrice; } } // Mileage depreciation calculation const averageYearlyMileage = 12000; const expectedMileage = ageYears * averageYearlyMileage; const mileageDeviation = state.mileage - expectedMileage; // If mileage is higher than expected, add more depreciation let mileageDepreciation = 0; if (mileageDeviation > 0) { mileageDepreciation = (mileageDeviation / 20000) * 0.05 * basePrice; } else if (mileageDeviation < 0) { // If mileage is lower than expected, reduce depreciation (premium for low mileage) mileageDepreciation = (mileageDeviation / 20000) * 0.03 * basePrice; } // Condition multiplier based on selected condition const conditionMultiplier = { "excellent": 1.0, "good": 0.85, "fair": 0.70 }[state.condition]; // Calculate raw value let estimatedValue = (basePrice - ageDepreciation - mileageDepreciation) * conditionMultiplier; // Apply minimum value threshold if (estimatedValue < 500) estimatedValue = 500; // Calculate value range (±10%) const lowerRange = Math.max(500, estimatedValue * 0.9); const upperRange = estimatedValue * 1.1; // Update the UI document.getElementById("estimated-value").textContent = "$" + Math.round(estimatedValue).toLocaleString("en-US"); document.getElementById("value-range").textContent = "Value range: $" + Math.round(lowerRange).toLocaleString("en-US") + " - $" + Math.round(upperRange).toLocaleString("en-US"); document.getElementById("result-display").style.display = "block"; // Scroll to results document.getElementById("result-display").scrollIntoView({ behavior: 'smooth', block: 'nearest' }); }

Rocky Islam