2012 Mclaren MP4-12C 3.8L Petrol · 2 JNA

Fuel economy on the MP4-12C is unlikely to be a primary concern for buyers, but realistically expect mid-teens to low-twenties mpg in mixed driving, dropping significantly under hard use. The 3.8-litre twin-turbo V8 requires premium petrol at minimum, and the combined fuel and tax burden will be considerable. Road tax for a car of this value and CO2 output will place it in a higher bracket.

Insurance is likely to be a major cost component — supercars of this calibre typically sit in high insurance groups with premiums that reflect performance, theft risk, and repair costs. Obtain a quote before viewing. Specialist insurance providers familiar with McLaren may offer more competitive terms than mainstream insurers.

Annual maintenance is where costs diverge most sharply from ordinary cars. A routine annual service can easily exceed £1,500, and major items such as brake discs or clutch components can run into several thousand pounds. We estimate annual running costs in the region of £3,500-£5,500 once fuel, insurance, tax, and servicing are combined, though this varies considerably with usage patterns.

The MOT history shows no structural or mechanical failures, which is positive, but the rear tyre advisory from 2022 is a reminder that this car wears through tyres relatively quickly given its performance envelope. Inspect all four tyres for age-related cracking as well as tread depth, paying particular attention to the rear pair. Check the condition of the carbon ceramic brakes, which can corrode if the car has been stored — surface rust that does not brush off indicates replacement may be due.

Given the low recorded mileage, scrutinise areas that suffer from lack of use rather than wear. Examine all rubber seals and gaiters for perishing, check for moisture ingress in the headlamp units, and inspect undertrays and splash guards for damage that could indicate poor storage rather than active use. The MP4-12C uses a hydraulic system for its Proactive Chassis Control — listen for unusual pump noises on start-up and check for warning messages on the dashboard.

Verify the operation of both door dihedral mechanisms, the rear spoiler deployment, and the infotainment and climate systems. On a car with this mileage, any electrical gremlins should be factored into negotiation. Finally, confirm that the vehicle starts from cold without warning lights and that there are no stored fault codes accessible via diagnostic equipment.