2003 Kia Spectra MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2003 Kia Spectra.

The 2003 Kia Spectra has 2 model options: Automatic 4-spd 4-cyl, 1.8 L and Manual 5-spd 4-cyl, 1.8 L.

The 2003 Kia Spectra Automatic 4-spd 4-cyl, 1.8 L runs on regular gasoline and is in the Compact Cars car class.

The 2003 Kia Spectra Manual 5-spd 4-cyl, 1.8 L runs on regular gasoline and is in the Compact Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 2003 Kia Spectra Get?

Across all models, the combined average MPG for the 2003 Kia Spectra is 23 miles per gallon.

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

Model OptionCombined MPGCity MPGHighway MPG
Automatic 4-spd 4-cyl, 1.8 L221927
Manual 5-spd 4-cyl, 1.8 L242129

💵 What is the Average Yearly Fuel Cost for a 2003 Kia Spectra?

The average fuel costs for all models of the 2003 Kia Spectra is $2,725.

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 2003 Kia Spectra to an average vehicle over 5 years, you will spend $2,125 more 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 4-spd 4-cyl, 1.8 L$2,850spend $2,750 more
Manual 5-spd 4-cyl, 1.8 L$2,600spend $1,500 more

🛢 How Many Barrels of Petroleum Does a 2003 Kia Spectra Consume?

Across all models, the average number barrels of petroleum that the 2003 Kia Spectra will consume in one year is 13 barrels.

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

Model OptionBarrels
Automatic 4-spd 4-cyl, 1.8 L14
Manual 5-spd 4-cyl, 1.8 L12

💨 How Many Grams of CO2 Does a 2003 Kia Spectra Emit?

The 2003 Kia Spectra will emit an average of about -15,000 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 1 tree would be needed to offset emissions from the 2003 Kia Spectra.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 2 2003 Kia Spectra model options.

Automatic 4-spd 4-cyl, 1.8 L

The table below contains all of the details we have for the 2003 Kia Spectra Automatic 4-spd 4-cyl, 1.8 L:

City MPG19
Highway MPG27
Combined MPG22
Save/Spend vs Average CarSpend $2,750
Fuel Cost$2,850
Fuel Type 1Regular
Barrels of Petroleum14
Grams of CO2-15,000
Trees Needed to Offset-1
DriveFront-Wheel Drive
Cylinders4
Displacement1.8
TransmissionAutomatic 4-spd
Vehicle ClassCompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Manual 5-spd 4-cyl, 1.8 L

The table below contains all of the details we have for the 2003 Kia Spectra Manual 5-spd 4-cyl, 1.8 L:

City MPG21
Highway MPG29
Combined MPG24
Save/Spend vs Average CarSpend $1,500
Fuel Cost$2,600
Fuel Type 1Regular
Barrels of Petroleum12
Grams of CO2-15,000
Trees Needed to Offset-1
DriveFront-Wheel Drive
Cylinders4
Displacement1.8
TransmissionManual 5-spd
Vehicle ClassCompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Link To or Reference This Page

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

  • "2003 Kia Spectra MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/kia/spectra/2003.

  • "2003 Kia Spectra MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/kia/spectra/2003. Accessed January 3, 2026.

  • 2003 Kia Spectra MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/kia/spectra/2003.