Auto Culture Society Car Ownership Calculators

Car ownership is not just monthly payments. It is capital allocation, tax exposure, depreciation and risk.

Auto Culture Society provides structured, UK specific calculators designed to model the real financial impact of owning, leasing or running a vehicle.

All tools are illustrative and based on user supplied assumptions.

‘‘Modelling the real cost of car ownership’’

Auto Culture Society

Finance Tools

UK focused calculators for car ownership, finance comparison, tax context and fuel economics. All tools are illustrative and based on user inputs.

Ownership and total cost

Understand the capital impact of your vehicle beyond the monthly payment.

Total Cost of Ownership

Model full ownership cost across finance, depreciation, energy, tax and maintenance.

Depreciation and Residual Value

Model expected, best case and worst case resale outcomes over your term.

Finance comparison

Compare common UK finance structures side by side.

PCP Comparison

Compare up to three PCP offers including balloon impact and total payable.

Hire Purchase Comparison

Compare up to three HP agreements and see true interest cost.

PCH Comparison

Compare up to three lease deals and total rental cost over term.

Tax and company cars

Company car decisions are tax decisions. Model them properly.

Salary Sacrifice

Estimate net monthly impact including income tax, NI and BIK.

Company Car BIK

Estimate annual and monthly BIK tax from P11D, BIK rate and tax band.

CO2 and Vehicle Tax

Add emissions context and estimated annual CO2 for petrol, diesel and EV.

Fuel and energy

Energy cost is behavioural and variable. Model assumptions, not headlines.

Fuel Cost Comparison

Compare petrol, diesel and EV cost per mile using real world efficiency.

EV Break Even

Find annual mileage where EV becomes cheaper than petrol or diesel.

Petrol vs Diesel

Compare cost per mile using MPG UK or litres per 100km and pump price.

Affordability and risk

A car should fit your income, not dominate it.

Car Affordability

See percent of net income and percent of disposable income, with risk banding.

The information and calculations provided are for illustrative purposes only and do not constitute financial, tax or legal advice. Figures are based on user inputs and simplified assumptions. Always verify with official sources and consult qualified professionals where appropriate.