2021 Honda Civic 4Dr 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 Honda Civic 4Dr.

The 2021 Honda Civic 4Dr has 4 model options: Automatic (AV-S7) 4-cyl, 1.5 L, Automatic (variable gear ratios) 4-cyl, 1.5 L, Automatic (AV-S7) 4-cyl, 2.0 L and Automatic (variable gear ratios) 4-cyl, 2.0 L.

The 2021 Honda Civic 4Dr Automatic (AV-S7) 4-cyl, 1.5 L runs on regular gasoline and is in the Midsize Cars car class.

The 2021 Honda Civic 4Dr Automatic (variable gear ratios) 4-cyl, 1.5 L runs on regular gasoline and is in the Midsize Cars car class.

The 2021 Honda Civic 4Dr Automatic (AV-S7) 4-cyl, 2.0 L runs on regular gasoline and is in the Midsize Cars car class.

The 2021 Honda Civic 4Dr Automatic (variable gear ratios) 4-cyl, 2.0 L runs on regular gasoline and is in the Midsize Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 2021 Honda Civic 4Dr Get?

Across all models, the combined average MPG for the 2021 Honda Civic 4Dr is 34 miles per gallon.

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

Model Option Combined MPG City MPG Highway MPG
Automatic (AV-S7) 4-cyl, 1.5 L 33 30 38
Automatic (variable gear ratios) 4-cyl, 1.5 L 36 32 42
Automatic (AV-S7) 4-cyl, 2.0 L 32 29 37
Automatic (variable gear ratios) 4-cyl, 2.0 L 33 30 38

💵 What is the Average Yearly Fuel Cost for a 2021 Honda Civic 4Dr?

The average fuel costs for all models of the 2021 Honda Civic 4Dr is $1,875.

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 Honda Civic 4Dr to an average vehicle over 5 years, you will save $2,125 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 (AV-S7) 4-cyl, 1.5 L $1,900 save $2,000
Automatic (variable gear ratios) 4-cyl, 1.5 L $1,750 save $2,750
Automatic (AV-S7) 4-cyl, 2.0 L $1,950 save $1,750
Automatic (variable gear ratios) 4-cyl, 2.0 L $1,900 save $2,000

🛢 How Many Barrels of Petroleum Does a 2021 Honda Civic 4Dr Consume?

Across all models, the average number barrels of petroleum that the 2021 Honda Civic 4Dr will consume in one year is 9 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 (AV-S7) 4-cyl, 1.5 L 9
Automatic (variable gear ratios) 4-cyl, 1.5 L 8
Automatic (AV-S7) 4-cyl, 2.0 L 9
Automatic (variable gear ratios) 4-cyl, 2.0 L 9

💨 How Many Grams of CO2 Does a 2021 Honda Civic 4Dr Emit?

The 2021 Honda Civic 4Dr will emit an average of about 3,971,250 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 135 trees would be needed to offset emissions from the 2021 Honda Civic 4Dr.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 4 2021 Honda Civic 4Dr model options.

Automatic (AV-S7) 4-cyl, 1.5 L

The table below contains all of the details we have for the 2021 Honda Civic 4Dr Automatic (AV-S7) 4-cyl, 1.5 L:

City MPG 30
Highway MPG 38
Combined MPG 33
Save/Spend vs Average Car Save 2,000
Fuel Cost $1,900
Fuel Type 1 Regular
Barrels of Petroleum 9
Grams of CO2 3,990,000
Trees Needed to Offset 190
Drive Front-Wheel Drive
Cylinders 4
Transmission Automatic (AV-S7)
Vehicle Class Midsize Cars
Start/Stop? No
Supercharged? No
Turbocharged? Yes

Automatic (variable gear ratios) 4-cyl, 1.5 L

The table below contains all of the details we have for the 2021 Honda Civic 4Dr Automatic (variable gear ratios) 4-cyl, 1.5 L:

City MPG 32
Highway MPG 42
Combined MPG 36
Save/Spend vs Average Car Save 2,750
Fuel Cost $1,750
Fuel Type 1 Regular
Barrels of Petroleum 8
Grams of CO2 3,720,000
Trees Needed to Offset 177
Drive Front-Wheel Drive
Cylinders 4
Transmission Automatic (variable gear ratios)
Vehicle Class Midsize Cars
Start/Stop? No
Supercharged? No
Turbocharged? Yes

Automatic (AV-S7) 4-cyl, 2.0 L

The table below contains all of the details we have for the 2021 Honda Civic 4Dr Automatic (AV-S7) 4-cyl, 2.0 L:

City MPG 29
Highway MPG 37
Combined MPG 32
Save/Spend vs Average Car Save 1,750
Fuel Cost $1,950
Fuel Type 1 Regular
Barrels of Petroleum 9
Grams of CO2 4,155,000
Trees Needed to Offset 198
Drive Front-Wheel Drive
Cylinders 4
Transmission Automatic (AV-S7)
Vehicle Class Midsize Cars
Start/Stop? No
Supercharged? No
Turbocharged? No

Automatic (variable gear ratios) 4-cyl, 2.0 L

The table below contains all of the details we have for the 2021 Honda Civic 4Dr Automatic (variable gear ratios) 4-cyl, 2.0 L:

City MPG 30
Highway MPG 38
Combined MPG 33
Save/Spend vs Average Car Save 2,000
Fuel Cost $1,900
Fuel Type 1 Regular
Barrels of Petroleum 9
Grams of CO2 4,020,000
Trees Needed to Offset 191
Drive Front-Wheel Drive
Cylinders 4
Transmission Automatic (variable gear ratios)
Vehicle Class Midsize Cars
Start/Stop? No
Supercharged? No
Turbocharged? No

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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