2021 Bentley Bentayga MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2021 Bentley Bentayga.

The 2021 Bentley Bentayga has 3 model options: Automatic (S8) 8-cyl, 4.0 L, Automatic (S8) 12-cyl, 6.0 L and Automatic (S8) 6-cyl, 3.0 L.

The 2021 Bentley Bentayga Automatic (S8) 8-cyl, 4.0 L runs on premium gasoline and is in the Standard Sport Utility Vehicle 4WD car class.

The 2021 Bentley Bentayga Automatic (S8) 12-cyl, 6.0 L runs on premium gasoline and is in the Standard Sport Utility Vehicle 4WD car class.

The 2021 Bentley Bentayga Automatic (S8) 6-cyl, 3.0 L has a electric motor which is charged via .

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

🛣 How Many Miles per Gallon (MPG) Does a 2021 Bentley Bentayga Get?

Across all models, the combined average MPG for the 2021 Bentley Bentayga is 17 miles per gallon.

The table below breaks down the MPG for each model option:

Model Option Combined MPG City MPG Highway MPG
Automatic (S8) 8-cyl, 4.0 L 18 15 24
Automatic (S8) 12-cyl, 6.0 L 14 12 18
Automatic (S8) 6-cyl, 3.0 L 19 17 21

💵 What is the Average Yearly Fuel Cost for a 2021 Bentley Bentayga?

The average fuel costs for all models of the 2021 Bentley Bentayga is $4,433.

The average fuel costs have 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.

Comparing a 2021 Bentley Bentayga to an average vehicle over 5 years, you will spend $8,833 more on fuel.

The table below shows the fuel costs and 5-year save/spend for each model option:

Model Option Fuel Cost 5-Year Save/Spend
Automatic (S8) 8-cyl, 4.0 L $4,100 spend $9,000 more
Automatic (S8) 12-cyl, 6.0 L $5,300 spend $15,000 more
Automatic (S8) 6-cyl, 3.0 L $3,900 spend $2,500 more

🛢 How Many Barrels of Petroleum Does a 2021 Bentley Bentayga Consume?

Across all models, the average number barrels of petroleum that the 2021 Bentley Bentayga will consume in one year is 16 barrels.

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

Model Option Barrels
Automatic (S8) 8-cyl, 4.0 L 17
Automatic (S8) 12-cyl, 6.0 L 21
Automatic (S8) 6-cyl, 3.0 L 9

💨 How Many Grams of CO2 Does a 2021 Bentley Bentayga Emit?

The 2021 Bentley Bentayga will emit an average of about 6,845,000 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 233 trees would be needed to offset emissions from the 2021 Bentley Bentayga.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 3 2021 Bentley Bentayga model options.

Automatic (S8) 8-cyl, 4.0 L

The table below contains all of the details we have for the 2021 Bentley Bentayga Automatic (S8) 8-cyl, 4.0 L:

City MPG 15
Highway MPG 24
Combined MPG 18
Save/Spend vs Average Car Spend $9,000
Fuel Cost $4,100
Fuel Type 1 Premium
Barrels of Petroleum 17
Grams of CO2 7,455,000
Trees Needed to Offset 355
Drive All-Wheel Drive
Cylinders 8
Transmission Automatic (S8)
Vehicle Class Standard Sport Utility Vehicle 4WD
Start/Stop? Yes
Supercharged? No
Turbocharged? Yes

Automatic (S8) 12-cyl, 6.0 L

The table below contains all of the details we have for the 2021 Bentley Bentayga Automatic (S8) 12-cyl, 6.0 L:

City MPG 12
Highway MPG 18
Combined MPG 14
Save/Spend vs Average Car Spend $15,000
Fuel Cost $5,300
Fuel Type 1 Premium
Barrels of Petroleum 21
Grams of CO2 9,240,000
Trees Needed to Offset 440
Drive All-Wheel Drive
Cylinders 12
Transmission Automatic (S8)
Vehicle Class Standard Sport Utility Vehicle 4WD
Start/Stop? Yes
Supercharged? No
Turbocharged? Yes

Automatic (S8) 6-cyl, 3.0 L

The table below contains all of the details we have for the 2021 Bentley Bentayga Automatic (S8) 6-cyl, 3.0 L:

City MPG 17
Highway MPG 21
Combined MPG 19
Save/Spend vs Average Car Spend $2,500
Fuel Cost $3,900
Fuel Type 1 Premium and Electricity
Fuel Type 2 Electricity
Electric Motor 100 kW AC Induction
ATV Type Plug-in Hybrid
Barrels of Petroleum 9
Grams of CO2 3,840,000
Trees Needed to Offset 183
Drive All-Wheel Drive
Cylinders 6
Transmission Automatic (S8)
Vehicle Class Standard Sport Utility Vehicle 4WD
Start/Stop? Yes
Supercharged? No
Turbocharged? Yes

Disclaimer

Ratings were provided by the manufacturer to the U.S. Department of Energy, which is where we sourced the data. Be advised that manufacturers may have upgraded, downgraded, or changed these ratings following the compilation of this data.

MPG Buddy does not guarantee the accuracy of this data, nor are we liable for any decisions made by referencing this data. Make sure to contact the specific car manufacturer to confirm accuracy.

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