2020-2025 Dodge Durango Fuel Economy Hasn't Improved Like You Think

Last Updated: Written by Marcus Holloway
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Table of Contents

2020-2025 Dodge Durango fuel economy by the numbers

For the 2020-2025 model years the average fuel economy of a Dodge Durango declines from roughly 18 mpg combined for the 2020 V6 models to about 17 mpg combined for the heavier, more powerful 2025 V8 and SRT trims, with real-world data showing even lower averages as displacement and towing weight increase across the range. This means a typical 2020-2025 Dodge Durango will burn between about 13 mpg in a Hellcat and 20 mpg in a base V6, depending on the powertrain configuration and whether the driver spends more time in city or highway traffic.

How the 2020 Durango set the baseline

The 2020 Dodge Durango uses a 3.6-liter Pentastar V6 as the standard front-engine layout, good for 295 hp and EPA-rated fuel economy of 19 mpg city, 26 mpg highway, or about 21 mpg combined with rear-wheel drive. When equipped with four-wheel drive or the optional 5.7-liter HEMI V8, the same model's figures fall to 17 mpg combined, or 14 mpg city and 22 mpg highway, because the V8's increased towing capacity and added weight demand more fuel.

Trend line: 2020 vs. 2023-2025 efficiency

From 2020 to 2023, user-reported data from over 30 million miles of tracked driving shows a downward trend: the 2020 Dodge Durango averages about 16.77 mpg combined, while 2021-2022 models slip closer to 15.7-15.8 mpg combined, reflecting heavier feature-laden trims and more aggressive driving styles over time. By 2024, official specs list some V6-based Durangos at 18 mpg city and 25 mpg highway (about 20 mpg combined), suggesting modest gains in efficiency, but only if the driver sticks strictly to lighter trim levels and stays off tow mode.

Engine and trim differences driving fuel numbers

The 2020-2025 Dodge Durango is offered with three main powertrains: the 3.6-liter V6, the 5.7-liter HEMI V8, and the 6.4-liter SRT V8, each with its own fuel-economy fingerprint. The base V6, found in GT and SXT trims, typically delivers 18-20 mpg combined, while the 5.7-liter R/T lands around 14 mpg city and 22 mpg highway (about 17 mpg combined), and the 6.4-liter SRT Hellcat falls to roughly 12 mpg city and 17 mpg highway (about 13 mpg combined).

Real-world fuel economy data by model year

Aggregated real-world data from thousands of fuel-up records show that the 2020 Dodge Durango returns an average of 16.77 mpg across all trims, with a small margin of error, indicating that most owners gravitate toward the V6 and lighter R/T configurations. By 2021, the sample average drops to 15.78 mpg, and by 2022 it sits at 15.7 mpg, a pattern that tracks with rising popularity of V8 and towing-oriented trims.

How city and highway mixes change the numbers

A 2020 V6 Durango with an EPA-rated 19/26 mpg city/highway will see closer to 16-17 mpg in dense urban commuting, where frequent stops and low-speed driving suppress fuel economy. On the highway, the same V6 can approach 24-25 mpg, but adding a trailer or cross-wind-prone rooftop cargo can knock that down by 2-4 mpg, especially on 2021-2025 models.

Annual fuel costs across the 2020-2025 range

Using an assumed gas price of about $3.50 per gallon and a 15,000-mile annual driving footprint, the 20 mpg-class V6 Durango racks up roughly $2,600-$2,800 in fuel costs per year, while the 17 mpg R/T V8 jumps to about $3,100-$3,300 yearly. The 13 mpg SRT Hellcat, meanwhile, can consume 1,150-1,200 gallons per year, pushing its annual fuel cost to about $4,000-$4,200, which is significantly higher than the average large SUV in its class.

Driving habits that squeeze more miles per gallon

Conservative driving habits can improve the 2020-2025 Dodge Durango's fuel economy by 1-3 mpg even within the same trim, because the 8-speed automatic's shift logic rewards smooth throttle inputs and reduced rapid acceleration. Key tactics include maintaining highway speeds near 65-68 mph, using cruise control on long trips, and minimizing unnecessary accessory use (such as wide-open A/C or roof racks) that disturb aerodynamics and strain the front-engine layout.

Comparing key model-year fuel metrics

The table below summarizes typical EPA-rated fuel-economy ranges for representative 2020-2025 Dodge Durango trims, highlighting the trade-offs between powertrain configuration and efficiency.

Model year Engine / trim City (mpg) Highway (mpg) Combined (mpg)
2020 3.6L V6 GT/SXT 19 26 21
2020 5.7L V8 R/T 14 22 17
2021 3.6L V6 GT 18 25 20
2022 5.7L V8 R/T 14 22 17
2024 3.6L V6 GT 18 25 20
2025 6.4L V8 SRT 12 17 13

Consumer questions about 2020-2025 Durango mileage

Tips for choosing the most fuel-efficient 2020-2025 Durango

  • Select a 3.6-liter V6 trim like the GT or SXT, which regularly posts the best combined fuel economy in the 2020-2025 range.
  • Opt for rear-wheel drive instead of four-wheel drive if you rarely encounter snow or rough terrain, as this configuration offers 1-2 mpg better efficiency.
  • Avoid large wheels and aggressive tires, which can reduce highway mileage by 1-2 mpg by increasing rolling resistance and road noise.
  • Prioritize low-mileage examples when shopping used, since higher mileage often correlates with a small but measurable drop in fuel economy due to wear.

Step-by-step checklist for maximizing fuel economy

    What are the most common questions about 2020 2025 Dodge Durango Fuel Economy?

    What does "combined" fuel economy mean?

    Combined fuel economy is a weighted average that simulates a mix of city and highway driving, usually around 55% city and 45% highway, so a Durango with a 17 mpg combined rating will typically use about 1 gallon of gasoline every 17 miles in mixed conditions. Because the engine and transmission mapping favor quick acceleration, real-world owners often see 1-3 mpg below EPA estimates, especially when towing or running in stop-and-go traffic.

    Why did the 2021-2022 Durango fuel economy dip?

    The 2021-2022 Dodge Durango added more standard content, including larger infotainment screens, advanced driver-assist systems, and heavier wheel packages, all of which increase curb weight and slightly reduce real-world fuel economy. These model years also saw more buyers select the 5.7-liter HEMI R/T and 6.4-liter SRT configurations, whose broad power bands and higher towing limits (up to 8,600 lb in some trims) lock in a peak rating of just 17 mpg combined.

    How does four-wheel drive affect mileage?

    Adding four-wheel drive to any 2020-2025 Dodge Durango usually reduces the EPA-combined rating by 1-2 mpg because the extra driveline components add weight and mechanical friction. In practice, AWD versions of the V6 and V8 trims often see 15.5-16.5 mpg combined in mixed driving, which is still higher than the SRT Hellcat's real-world average of about 12-13 mpg.

    Can you trust EPA estimates for a Durango?

    EPA estimates are useful for comparing trims but tend to overstate the performance of heavier, higher-performance SUVs like the 2020-2025 Dodge Durango, especially when the driver uses the towing and sport modes frequently. Real-world data from sites like Fuelly suggest that owners often see 1-3 mpg below EPA labels, with V8 and SRT models averaging at the lower end of the published range.

    What is the worst and best fuel economy for a Durango?

    In the 2020-2025 run, the worst fuel economy is found in the 6.4-liter SRT Hellcat, rated at about 12 mpg city and 17 mpg highway, while the most efficient configuration is an early-cycle V6-based GT or SXT, rated around 20 mpg combined. In practice, conservative drivers with 2020-2022 V6 Durangos can occasionally log 22-23 mpg on long highway runs, whereas towing-centric owners of 2020-2025 V8 models may rarely break 15 mpg in mixed use.

    How does fuel economy tie into greenhouse gas emissions?

    Fuel economy directly affects tailpipe emissions: a 2020 Dodge Durango V6 rated at about 21 mpg combined emits roughly 410-420 grams of carbon dioxide per mile, while the heavier V8 and SRT trims push that closer to 480-520 grams per mile. Over 150,000 miles of ownership, this can translate into an extra 4-6 tons of CO₂ for the V8-driven Durango compared with the V6, which is why efficiency-minded buyers often prioritize the lighter powertrain option.

    Does towing permanently hurt fuel economy?

    Towing with a 2020-2025 Dodge Durango will reduce fuel economy by roughly 3-5 mpg depending on trailer weight and terrain, because the engine and transmission spend more time at higher loads and lower gears. Even after the trailer is removed, some owners notice that mileage does not fully rebound to pre-towing levels, which may reflect wear on the transmission or subtle changes in driving behavior acquired during heavy-load use.

    What is the best fuel economy ever offered on a 2020-2025 Dodge Durango?

    The highest fuel-economy rating in the 2020-2025 Dodge Durango line is 20 mpg combined, achieved by the 3.6-liter V6 GT and SXT trims in several model years, assuming rear-wheel drive and moderate driving conditions. This configuration is usually the most affordable choice for buyers who prioritize fuel-economy value over raw horsepower.

    What is the worst fuel economy on a 2020-2025 Dodge Durango?

    The worst fuel economy is posted by the 6.4-liter SRT Hellcat, with EPA ratings around 12 mpg city and 17 mpg highway, or about 13 mpg combined, reflecting its high-performance focus and heaviest weight. In real-world towing or spirited driving, owners of this trim often log 11-12 mpg, making it the most expensive Durango to refuel in the 2020-2025 range.

    Does the 2025 Dodge Durango improve over the 2020 model?

    On paper, the 2025 Dodge Durango V6 trims improve slightly over the 2020 base V6, moving from roughly 19/26 mpg to 18-20/25 mpg depending on the exact configuration, but the richer content and larger wheels of late-cycle models tend to cancel out gains in real-world use. Meanwhile, the 2025 V8 and SRT trims largely match or slightly trail the 2020-2022 V8 ratings, so the overall efficiency trend remains flat or slightly negative when factoring in buyer preferences for heavier trims.

    How many miles per tank does a 2020-2025 Durango get?

    Most 2020-2025 Dodge Durangos have a 24.6-gallon fuel tank, which, when paired with an average 17 mpg real-world figure, yields roughly 418 miles of total range before refueling. In highway-oriented driving, a V6 Durango can stretch closer to 500-550 miles, whereas the thirsty SRT Hellcat may drop below 300 miles full-tank when driven aggressively.

    Should I expect similar mileage on a used 2020-2025 Durango?

    Used 2020-2025 Dodge Durangos typically mirror factory-labeled fuel economy if they are well maintained, with many owners reporting 1-2 mpg below EPA estimates once the vehicle has accumulated 50,000-80,000 miles. Significant deviations from expected mileage often point to issues such as dirty fuel injectors, underinflated tires, or drag-inducing aftermarket accessories, which can easily knock 2-4 mpg off the baseline.

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    Automotive Engineer

    Marcus Holloway

    Marcus Holloway is an automotive engineer with over 25 years of experience in engine systems, lubrication technologies, and emissions analysis.

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