2020 McLaren Automotive Speedtail MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2020 McLaren Automotive Speedtail.

The 2020 McLaren Automotive Speedtail has a 686V Li-Ion electric motor which is charged via standard charger.

All MPG estimates are "MPG equivalent". This is a conversion of electric energy consumption to a gasoline equivalent.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2020 McLaren Automotive Speedtail is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2020 McLaren Automotive Speedtail Get?

First off, the most commonly asked question. A 2020 McLaren Automotive Speedtail gets up to 12 miles per gallon in the city, and 20 miles per gallon on the highway.

The combined average MPG for the 2020 McLaren Automotive Speedtail is 15 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2020 McLaren Automotive Speedtail?

The estimated fuel costs for the 2020 McLaren Automotive Speedtail is $4,950 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 2020 McLaren Automotive Speedtail to an average vehicle over 5 years, you will spend $13,250 more on fuel.

The 2020 McLaren Automotive Speedtail is also subject to the Gas Guzzler Tax, which is a federal tax on vehicles that has a combined MPG of less than 22.5.

The combined average MPG for the 2020 McLaren Automotive Speedtail is 15 miles per gallon, and according to the current tax for each level of MPG, you can expect to pay a tax of $4,500 per year.

🛢 How Many Barrels of Petroleum Does a 2020 McLaren Automotive Speedtail Consume?

The 2020 McLaren Automotive Speedtail will consume roughly 20 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

💨 How Many Grams of CO2 Does a 2020 McLaren Automotive Speedtail Emit?

For every mile driven, the 2020 McLaren Automotive Speedtail will emit 605 grams of CO2, which is about 9,075,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 309 trees would be needed to offset emissions from the 2020 McLaren Automotive Speedtail.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2020 McLaren Automotive Speedtail.

City MPG12
Highway MPG20
Combined MPG15
Save/Spend vs Average CarSpend $13,250
Gas Guzzler Tax$4,500
Fuel Cost$4,950
Fuel Type 1Premium
Electric Motor686V Li-Ion
ATV TypeHybrid
Barrels of Petroleum20
Grams of CO29,075,000
Trees Needed to Offset432
DriveRear-Wheel Drive
Cylinders8
Displacement4
TransmissionAutomatic (AM-S7)
Vehicle ClassTwo Seaters
Start/Stop?Yes
Supercharged?No
Turbocharged?Yes

Related McLaren Automotive Models from 2020

If you're interested in other McLaren Automotive models from 2020, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "2020 McLaren Automotive Speedtail MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/mclaren-automotive/speedtail/2020.

  • "2020 McLaren Automotive Speedtail MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/mclaren-automotive/speedtail/2020. Accessed January 3, 2026.

  • 2020 McLaren Automotive Speedtail MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/mclaren-automotive/speedtail/2020.