2020 Hyundai Sonata 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 Hyundai Sonata.

The 2020 Hyundai Sonata has 3 model options: Automatic (S8) 4-cyl, 2.5 L, Automatic (S8) 4-cyl, 2.5 L and Automatic (S8) 4-cyl, 1.6 L.

The 2020 Hyundai Sonata Automatic (S8) 4-cyl, 2.5 L runs on regular gasoline and is in the Large Cars car class.

The 2020 Hyundai Sonata Automatic (S8) 4-cyl, 2.5 L runs on regular gasoline and is in the Large Cars car class.

The 2020 Hyundai Sonata Automatic (S8) 4-cyl, 1.6 L runs on regular gasoline and is in the Large Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 2020 Hyundai Sonata Get?

Across all models, the combined average MPG for the 2020 Hyundai Sonata is 31 miles per gallon.

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

Model OptionCombined MPGCity MPGHighway MPG
Automatic (S8) 4-cyl, 2.5 L312737
Automatic (S8) 4-cyl, 2.5 L322838
Automatic (S8) 4-cyl, 1.6 L312736

💵 What is the Average Yearly Fuel Cost for a 2020 Hyundai Sonata?

The average fuel costs for all models of the 2020 Hyundai Sonata is $1,983.

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 2020 Hyundai Sonata to an average vehicle over 5 years, you will save $1,583 on fuel.

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

Model OptionFuel Cost5-Year Save/Spend
Automatic (S8) 4-cyl, 2.5 L$2,000save $1,500
Automatic (S8) 4-cyl, 2.5 L$1,950save $1,750
Automatic (S8) 4-cyl, 1.6 L$2,000save $1,500

🛢 How Many Barrels of Petroleum Does a 2020 Hyundai Sonata Consume?

Across all models, the average number barrels of petroleum that the 2020 Hyundai Sonata will consume in one year is 10 barrels.

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

Model OptionBarrels
Automatic (S8) 4-cyl, 2.5 L10
Automatic (S8) 4-cyl, 2.5 L9
Automatic (S8) 4-cyl, 1.6 L10

💨 How Many Grams of CO2 Does a 2020 Hyundai Sonata Emit?

The 2020 Hyundai Sonata will emit an average of about 4,330,000 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 148 trees would be needed to offset emissions from the 2020 Hyundai Sonata.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 3 2020 Hyundai Sonata model options.

Automatic (S8) 4-cyl, 2.5 L

The table below contains all of the details we have for the 2020 Hyundai Sonata Automatic (S8) 4-cyl, 2.5 L:

City MPG27
Highway MPG37
Combined MPG31
Save/Spend vs Average CarSave $1,500
Fuel Cost$2,000
Fuel Type 1Regular
Barrels of Petroleum10
Grams of CO24,395,000
Trees Needed to Offset209
DriveFront-Wheel Drive
Cylinders4
Displacement2.5
TransmissionAutomatic (S8)
Vehicle ClassLarge Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Automatic (S8) 4-cyl, 2.5 L

The table below contains all of the details we have for the 2020 Hyundai Sonata Automatic (S8) 4-cyl, 2.5 L:

City MPG28
Highway MPG38
Combined MPG32
Save/Spend vs Average CarSave $1,750
Fuel Cost$1,950
Fuel Type 1Regular
Barrels of Petroleum9
Grams of CO24,230,000
Trees Needed to Offset201
DriveFront-Wheel Drive
Cylinders4
Displacement2.5
TransmissionAutomatic (S8)
Vehicle ClassLarge Cars
Start/Stop?Yes
Supercharged?No
Turbocharged?No

Automatic (S8) 4-cyl, 1.6 L

The table below contains all of the details we have for the 2020 Hyundai Sonata Automatic (S8) 4-cyl, 1.6 L:

City MPG27
Highway MPG36
Combined MPG31
Save/Spend vs Average CarSave $1,500
Fuel Cost$2,000
Fuel Type 1Regular
Barrels of Petroleum10
Grams of CO24,365,000
Trees Needed to Offset208
DriveFront-Wheel Drive
Cylinders4
Displacement1.6
TransmissionAutomatic (S8)
Vehicle ClassLarge Cars
Start/Stop?No
Supercharged?No
Turbocharged?Yes

Link To or Reference This Page

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

  • "2020 Hyundai Sonata MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/hyundai/sonata/2020.

  • "2020 Hyundai Sonata MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/hyundai/sonata/2020. Accessed January 3, 2026.

  • 2020 Hyundai Sonata MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/hyundai/sonata/2020.