Cal knows cars. Cal knows numbers.

Calculators

Analyzes repair costs vs. value, ULEZ charges, and financial attachment to give you a clear SELL or KEEP answer.

Uses market data trends to predict the best month and season for maximum resale value.

Compares your current running costs (fuel, VED, maintenance) against potential EV ownership costs.

Resources & Info

Data & Charts

View interactive charts and data on car depreciation, market value trends, and ownership costs.

EV Map UK

Find nearby electric vehicle charging points in the UK.

EV Map USA

Find electric vehicle charging stations across all 50 US states.

ULEZ Checker

Check if your postcode is in a ULEZ zone and calculate annual charges.

EV Charging Guide

Everything you need to know about home and public EV charging in the UK, including costs and speeds.

Blog

Read expert advice and guides on car maintenance, selling strategies, and finance topics.

FAQ

Answers to frequently asked questions about the calculators and how the data is sourced.

About

Learn more about the team behind Sell Or Switch and our commitment to data-driven car advice.