Resources for Tesla and EV owners
Everything here is free and sourced: explainers, calculators with editable defaults, monthly market data, and the list of every study and dataset behind our numbers.
Guides
- Tesla battery health: what degradation is and how to read range loss honestlyHow much capacity a Tesla battery loses, what speeds it up, and why the range on the screen is not a battery health test. Sourced figures.Open
- Charging habits and battery wear: state of charge, fast charging and heatWhich charging habits actually wear an EV battery: time at high charge, frequent high-power DC charging and heat. What the data says, and a simple routine.Open
- Tyre pressure on an EV: TPMS, tyre wear and the cost of under-inflationWhere to find your Tesla's correct tyre pressure, what the TPMS warning really means, and what running tyres under-inflated costs in energy and wear.Open
- How driving-based (usage-based) car insurance worksWhat usage-based car insurance measures, how the data reaches an insurer and what stays the insurer's decision. No prices, just the mechanism.Open
- Used Tesla buyer checklist: battery, warranty, FSD, hardware and service historyWhat to check before you buy a used Tesla: an independent battery test, remaining warranty, whether FSD comes with the car, HW3 or AI4, and service records.Open