UK car cost calculators: MPG, tax, depreciation and more

Every UK car cost calculator in one place — real-world MPG, road tax (VED), depreciation, insurance, EV charging and total cost of ownership.

• Keep or replace your car?
• True cost of ownership
• Can I afford this car?
• EV vs petrol total cost
• Oil shock impact
• Real-world MPG calculator
• Road tax by car
• Classic car true cost
• Classic car investment calculator
• EV home charging cost
• Home charger payback
• EV company car tax
• Solar panel payback calculator
• Battery storage payback calculator
• Solar + Battery + EV combined ROI
• Home battery sizing tool
• Solar system sizing tool
• Octopus tariff optimiser
• EV range comparison
• EV range journey
• Solar panel designer