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Last Updated: 8/19/2025

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2018 Dodge Journey

MPG & Fuel Economy Data

Quick Summary

The 2018 Dodge Journey has an estimated 21.0 MPG combined. This regular gasoline-powered vehicle offers 19.0 MPG in the city and 25.0 MPG on the highway.  Check out its full EPA-estimated fuel economy data below.

Regular Gasoline Fuel Economy

Combined21.0 MPG

City19.0 MPG

Highway25.0 MPG

Environmental Impact

CO₂ Emissions420 g/mi

GHG Score4/10

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Environmental Performance

With a Greenhouse Gas Score of 4/10, the 2018 Dodge Journey has below average environmental performance in its class. If you prefer more environmentally friendly alternatives, compare this vehicle's fuel economy with others in this class.

The vehicle produces approximately 420 grams of CO₂ per mile under typical driving conditions. Consider more fuel-efficient alternatives if environmental impact is a priority.

Technical Specifications

This small sport utility vehicle 2wd features a 2.4L 4-cylinder engine, paired with a automatic 4-spd transmission and front-wheel drive drivetrain.

Maximizing Fuel Economy

To achieve the best fuel economy in your 2018 Dodge Journey, consider these tips:

  • Maintain steady speeds and avoid rapid acceleration
  • Keep tires properly inflated to manufacturer specifications
  • Remove excess weight and roof cargo when not needed
  • Follow recommended maintenance schedules

Dodge Journey automatic 4-spd Historical Fuel Efficiency

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How Many Miles Do You Drive?

miles/year
monthly:1,250miles/month
weekly:288miles/week
daily:41miles/day

This Fuel Savings Calculator tool is provided for informational and educational purposes only. The MPG data used is sourced from the U.S. Environmental Protection Agency (EPA), an official government resource, and while efforts are made to ensure accuracy, discrepancies or updates may occur. Calculations are based on standard assumptions and estimates, which may not reflect individual circumstances or real-world conditions. Users are responsible for verifying results with their own data and should consult additional resources or/and professionals for critical decisions. This tool is provided "as is" without warranties of any kind, and the developers disclaim any liability for decisions or actions taken based on its output. The tool may be updated or modified without notice, affecting its functionality or results. By using this tool, you acknowledge and agree to these terms.

2018 Dodge Journey - Auto 6-spd

Quick Summary

The 2018 Dodge Journey with auto 6-spd has an estimated 19.0 MPG combined. This auto 6-spd regular gasoline-powered vehicle offers 17.0 MPG in the city and 25.0 MPG on the highway.

Regular Gasoline Fuel Economy

Combined19.0 MPG

City17.0 MPG

Highway25.0 MPG

Environmental Impact

CO₂ Emissions456 g/mi

GHG Score3/10

E85 Fuel Economy

Combined14.0 MPG

City12.0 MPG

Highway18.0 MPG

Environmental Impact (E85)

CO₂ Emissions440 g/mi

GHG Score4/10

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Environmental Performance

When using regular gasoline, the 2018 Dodge Journey with auto 6-spd has a carbon footprint of 456 grams of CO₂ per mile. Its Greenhouse Gas Score of 3/10 indicates its relative environmental impact, with higher scores representing lower emissions.

When running on e85, it produces 440 grams of CO₂ per mile and achieves a Greenhouse Gas Score of 4/10.

These environmental metrics reflect the vehicle's efficiency in auto 6-spd configuration. The CO₂ emissions measurement provides a direct indicator of the vehicle's contribution to greenhouse gases, while the GHG score offers a standardized comparison with other vehicles in its class.

Technical Specifications

This small sport utility vehicle 2wd with auto 6-spd features a 3.6L 6-cylinder engine and front-wheel drive drivetrain.

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Dodge Journey auto 6-spd Historical Fuel Efficiency

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Vehicles With Similar Fuel Economy

21.0 MPG

2025 Cadillac XT6 FWD

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2020 Dodge Journey

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2014 Hyundai Santa Fe 2WD

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These vehicles are in the same class (Small Sport Utility Vehicle 2WD) and offer comparable fuel economy ratings.

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