2018 McLaren 540C Coupe — Full Specifications
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The 2018 McLaren 540C Coupe is a coupe powered by a 3.8L 8-cyl turbo premium gasoline engine. It returns around 23 mpg (UK) / 19 mpg (US EPA) combined. Owners often keep a McLaren 540C Coupe workshop manual to hand for servicing and repairs.
Full Specifications
| Engine | 3.8L 8-cyl turbo |
|---|---|
| Transmission | Automatic 7-spd |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | Coupe |
| Fuel Economy (UK) | 23 combined / 19 urban / 28 extra-urban mpg |
| Fuel Economy (US EPA) | 19 combined / 16 city / 23 highway mpg |
| CO₂ Emissions | 299 g/km |
| EPA Greenhouse Gas Score | 3 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $4,350 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 1 configuration for the 2018 McLaren 540C Coupe, all with the 3.8L 8-cyl turbo engine. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3.8L 8-cyl turbo | Automatic 7-spd | Rear-Wheel Drive | 23 | 19 (16/23) | 299 | $4,350 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2018 McLaren 540C Coupe
Running Costs: 2018 McLaren 540C Coupe
Covering around 8,000 miles a year in a 2018 McLaren 540C Coupe at 23 mpg combined, expect roughly 1,581 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $4,350 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
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2018 McLaren 540C Coupe Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
How It Compares
How does the McLaren 540C Coupe compare to similar coupes? For context, coupes in our database average around 25 mpg (UK) combined — this model's 23 mpg figure is 2 mpg below that average. Its 299 g/km CO₂ figure is 21 g/km higher than the 278 g/km average for coupes on this site. This comparison is based on 1072 coupes in our dataset.
At 23 mpg (UK) combined it sits close to the 22 mpg average for McLaren models in our database. Its 299 g/km CO₂ figure is 12 g/km lower than the 311 g/km McLaren average.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
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Frequently Asked Questions
What engine does the 2018 McLaren 540C Coupe have?
It's fitted with a 3.8L 8-cyl turbo premium gasoline engine, paired with a automatic 7-spd transmission.
What is the fuel economy of the 2018 McLaren 540C Coupe?
The most efficient configuration returns around 23 mpg (UK) combined, or 19 mpg on the US EPA cycle.
How much does the 2018 McLaren 540C Coupe cost to fuel per year?
The US EPA estimates about $4,350 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Is the McLaren 540C Coupe's fuel economy good for a coupe?
It returns around 23 mpg (UK) combined, against a same-body-style average of roughly 25 mpg among the coupes we track.