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Best Used Midsize Trucks for Fuel Efficiency

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Last Updated: October 15, 2026

Used Midsize Trucks With Best MPG: What the Ratings Actually Show

Shopping for the best used midsize trucks for fuel efficiency starts with one hard truth: the window sticker number and the number you actually get rarely match. The models that consistently surface in used-truck fuel-economy roundups include the Toyota Tacoma, Chevrolet Colorado, Nissan Frontier, and Ford Maverick Hybrid, with EPA-estimated figures typically in the low-to-mid 20s combined. What matters more is why your real-world MPG will differ.

EPA-Estimated vs Real-World MPG: Why the Gap Matters

EPA-estimated MPG is a standardized lab result, not a promise about your commute. The Environmental Protection Agency tests vehicles on a fixed drive cycle, then adjusts the numbers for real-world factors like temperature and air conditioning use. According to the EPA's fuel economy testing explanation, those adjustments get close to real driving but cannot account for how you actually use a truck.

Three things widen the gap on a used midsize truck:

  • Payload and towing. A truck loaded to its limit burns noticeably more fuel than an empty one.
  • Drivetrain. Four-wheel drive adds weight and drag compared to rear-wheel drive.
  • Tire and maintenance condition. Under-inflated tires and a clogged air filter both drag your numbers down.
Pro Tip When you test drive a used truck, reset the trip computer and watch the average MPG for the first ten minutes. If it reads well below the EPA combined figure on a warm engine, that truck has a problem worth investigating.

Gas vs Diesel vs Hybrid Powertrains in Used Midsize Trucks

Gas engines dominate the used midsize market, diesel appears in specific model years, and hybrid powertrains are the newest option. Each has a different fuel-economy profile, and the tradeoffs matter more on a used truck than a new one.

The 2016-2018 Chevrolet Colorado Diesel is a clear example. The catch: diesel maintenance costs more per service, and not every shop handles it.

The Ford Maverick Hybrid is the other outlier. CarGurus lists the 2022-present Maverick Hybrid among used trucks with good gas mileage, thanks to its hybrid powertrain.

Midsize Truck Fuel Economy Comparison: Model-by-Model MPG and Specs

Fuel economy across used midsize trucks clusters into a narrow band, so the deciding factors are usually condition, drivetrain, and how the previous owner treated the truck. Most roundups mix model years, engines, and drivetrains, making the numbers incomparable.

Salesperson and buyer inspecting the engine bay of clean used midsize trucks at a dealership lot
Salesperson and buyer inspecting the engine bay of clean used midsize trucks at a dealership lot
Model and Year Engine / Drivetrain EPA City EPA Highway EPA Combined Notes
Toyota Tacoma (2016-2023) 2.7L 4-cyl, 2WD, automatic 19-20 mpg 22-23 mpg 20-21 mpg The economy-first Tacoma; 4WD drops roughly 1-2 mpg combined
Toyota Tacoma (2016-2023) 3.5L V6, 2WD, automatic 18-19 mpg 22-24 mpg 20-21 mpg V6 adds towing headroom with a small combined-MPG penalty
Chevrolet Colorado (2015-2022) 2.5L 4-cyl, 2WD, automatic 19-20 mpg 24-25 mpg 21-22 mpg Base gas engine; 4WD and V6 both reduce combined MPG
Chevrolet Colorado (2016-2022) 2.8L Duramax diesel, 2WD, automatic 20-22 mpg 28-30 mpg 23-25 mpg Best highway figure in the class; diesel maintenance costs more per service
GMC Canyon (2015-2022) 2.5L 4-cyl or 3.6L V6, 2WD 19-20 mpg 24-25 mpg 21-22 mpg Mechanically similar to the Colorado; trim and drivetrain drive the spread
Nissan Frontier (2020-2024) 3.8L V6, 2WD, automatic 18 mpg 24 mpg 20 mpg The newer V6 Frontier; the older 2.5L 4-cyl (pre-2020) is closer to 19-21 combined
Ford Ranger (2019-2023) 2.3L turbo 4-cyl, 2WD, automatic 20-21 mpg 24-26 mpg 21-23 mpg Turbo four delivers V6-like torque with four-cylinder economy when unloaded
Honda Ridgeline (2017-2023) 3.5L V6, 2WD, automatic 18-19 mpg 24-26 mpg 21-22 mpg Unibody design; AWD drops combined MPG by roughly 1-2
Ford Maverick Hybrid (2022-2024) 2.5L hybrid, FWD, automatic 40-42 mpg 33-35 mpg 37-38 mpg Compact, not midsize; included as the efficiency outlier

Two things stand out. First, the gas midsize field is tight: most configurations land between 20 and 23 mpg combined, so a 1-2 mpg difference is often the deciding factor.

Toyota Tacoma: 4-Cylinder and TRD Sport

The used Toyota Tacoma 4-cylinder carries a reported 22 mpg figure from CARFAX's used-truck fuel-economy rankings, making it one of the clearest documented data points in this category.

The Tacoma TRD Sport shows up separately in Cambridge Truck's fuel-efficient used-truck list, though that source does not publish an MPG figure. What the TRD Sport offers is the Tacoma's reputation for durability paired with a more road-oriented setup.

Ford Maverick Hybrid and Chevrolet Colorado

The Ford Maverick Hybrid is the most interesting option here because its hybrid powertrain changes the fuel-economy math entirely. It appears in CarGurus's roundup of used trucks with good gas mileage, but the source publishes no used-model-year MPG figures.

The Chevrolet Colorado splits into two efficiency stories. The 2016-2018 diesel models are called out by CarGurus, and EPA data for the 2.8L Duramax in 2WD form shows highway ratings near 30 mpg and combined ratings in the mid-20s, the strongest highway figure in the gas-and-diesel midsize class.

Pro Tip When you compare two used trucks, compare the same drivetrain. A 2WD four-cylinder Colorado and a 4WD V6 Colorado are not the same truck for fuel-economy purposes, even though they share a badge.

Reliable Used Midsize Trucks: Longevity, Engine Options, and Maintenance

Reliability and fuel efficiency are not opposites on a used midsize truck, but they pull in different directions. A truck that sips fuel often has a smaller engine working harder, which can shorten its service life if the previous owner towed heavily. Mitigating these long-term mechanical risks often requires a proactive approach to maintenance, which becomes significantly more manageable when buying used truck parts through reliable digital marketplaces.

Engine and Transmission Configurations to Look For

The engine and transmission pairing matters more than the badge on the tailgate. A four-cylinder with an automatic is the economy-first setup; a six-cylinder or turbocharged engine gives more towing headroom at the cost of fuel economy.

  • Four-cylinder gas: best fuel economy, lowest towing capacity
  • Six-cylinder gas: balanced power and economy
  • Turbocharged four-cylinder: strong mid-range power, economy depends on how you drive it
Watch Out Do not buy a used diesel midsize truck without confirming the previous owner followed the manufacturer's service schedule. Skipped diesel maintenance can lead to expensive repairs that wipe out any fuel savings.

Maintenance Costs and Cost of Ownership Over Time

Fuel is only one line in the cost-of-ownership equation. Maintenance, insurance, and repairs all add up, and on a used truck they can swing the math either way. A fuel-efficient truck that needs a new transmission in year two costs more than a slightly thirstier truck that runs clean. Before you buy, pull the full service history and check for deferred maintenance.

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Used Trucks With Good Gas Mileage and Towing: Finding the Balance

Towing capacity and fuel efficiency trade off directly. A used midsize truck rated for heavy towing will not deliver the same MPG as the same truck configured for light duty.

Match the truck to your actual towing needs, not your imagined ones.

Payload works the same way. Every pound you carry costs fuel, and a truck loaded near its payload limit returns noticeably worse economy than an empty one.

Used-Market Prices and Fuel-Cost Estimates Over Time

Used midsize truck prices vary widely by model year, mileage, condition, and region, so we do not publish firm figures.

Here is that math for a driver covering 12,000 miles a year at $3.50 per gallon. Swap in your own mileage and local pump price.

Truck Configuration EPA Combined Gallons / Year Estimated Annual Fuel Cost
Toyota Tacoma 2.7L 4-cyl, 2WD 21 mpg ~571 gal ~$2,000
Chevrolet Colorado 2.5L 4-cyl, 2WD 22 mpg ~545 gal ~$1,910
Ford Ranger 2.3L turbo, 2WD 22 mpg ~545 gal ~$1,910
Nissan Frontier 3.8L V6, 2WD 20 mpg ~600 gal ~$2,100
Chevrolet Colorado 2.8L diesel, 2WD 24 mpg ~500 gal ~$1,750 (diesel priced higher per gallon)
Ford Maverick Hybrid, FWD 37 mpg ~324 gal ~$1,135

Read that table two ways. Across the gas midsize field, the spread between the thirstiest and most efficient configuration is roughly $200 a year at these assumptions, about $1,000 over five years.

Three assumptions drive that table, each worth stress-testing before you buy:

  • Annual mileage. At 20,000 miles a year instead of 12,000, every fuel-cost figure rises by about two-thirds, and the hybrid's advantage grows proportionally.
  • Fuel price. At $4.50 a gallon instead of $3.50, the annual gap between a 20 mpg truck and a 24 mpg truck widens from about $350 to about $450.
  • Diesel pricing. Diesel often carries a per-gallon premium over regular gasoline, narrowing the diesel Colorado's running-cost advantage despite its better MPG. Check your local station before assuming diesel wins on cost.
Key Takeaway Run the fuel-cost math with your own annual mileage and your local gas price before you decide. A 2-3 mpg advantage is worth roughly $200-$400 a year at typical American driving distances, which is enough to matter over five years but not enough to override a large price gap or a bad service history.

A used truck can look clean and still hide problems that tank its fuel economy. These checks catch the most common ones before you sign.

  • Pull the full vehicle history report and confirm a clean title
  • Check tire pressure and tread wear, uneven wear signals alignment issues
  • Inspect the air filter, a clogged one cuts fuel economy
Key Takeaway The single most reliable efficiency check on a used truck is a cold-start test drive with the trip computer reset. It reveals real-world MPG and often exposes problems a warm engine hides.

Frequently Asked Questions

What is the most fuel-efficient used midsize truck?

The Toyota Tacoma with the 4-cylinder engine is frequently cited, with CARFAX listing it at 22 mpg. The Ford Maverick Hybrid, available from the 2022 model year onward, is another strong contender for used buyers who want a hybrid powertrain. Exact figures vary by model year, drivetrain, and cab configuration, so check the EPA rating for the specific truck you are considering. Real-world results often differ from the window sticker, especially with four-wheel drive or heavy payloads.

Which used midsize trucks get the best gas mileage?

Used midsize trucks with the best MPG typically include the Toyota Tacoma 4-cylinder, the Ford Maverick Hybrid, and diesel models like the 2016-2018 Chevrolet Colorado Diesel. These trucks appear in fuel-efficiency roundups from CARFAX and CarGurus. To compare accurately, look at the EPA-estimated city, highway, and combined MPG for the exact model year and configuration. Two-wheel drive usually beats four-wheel drive on fuel economy, and a lighter cab or bed configuration can add a mile or two per gallon.

Which midsize truck offers good fuel economy and towing capacity?

Balancing fuel economy and towing means accepting trade-offs. The Chevrolet Colorado Diesel (2016-2018) is often mentioned for its combination of decent fuel economy and strong torque for towing. The Toyota Tacoma with a V6 can tow more than the 4-cylinder but uses more fuel. Before buying, check the specific truck's towing capacity and payload capacity, since these vary widely by drivetrain, cab style, and axle ratio. A truck rated for high towing may get lower MPG in daily driving.

How can I check a used truck's real-world fuel economy before buying?

Start with the EPA-estimated ratings for the exact model year and configuration, then look for owner-reported mileage on forums and fuel-tracking apps. During a test drive, reset the trip computer and drive a mix of city and highway routes to see what the truck actually delivers. Check for aftermarket modifications like larger tires or lift kits, which can hurt fuel economy. A pre-purchase inspection can also reveal issues like a clogged fuel filter or worn spark plugs that affect gas mileage.

Does a midsize truck with four-wheel drive use more fuel?

Yes, four-wheel drive typically reduces fuel economy compared to two-wheel drive because of added weight and mechanical drag. The difference is usually 1 to 2 mpg in combined driving. If you do not need four-wheel drive for off-road use or winter conditions, a rear-wheel-drive truck will generally deliver better gas mileage and lower maintenance costs. Some trucks let you switch between two- and four-wheel drive, but the hardware still adds weight that affects fuel consumption year-round.


Finding a used midsize truck that balances fuel economy, towing, and reliability takes patience, and the ratings alone will not tell you the whole story. Carvibe Houston stocks a range of pre-owned trucks and backs every purchase with flexible financing, competitive trade-in values, and on-site service from our own technicians. Search our inventory and let our team help you find a truck that fits your budget and your daily drive.