Hyundai · 2018
Elantra 2.0L 4-cyl
✓ EPA Verified
Regular Gasoline
Midsize Cars
Front-Wheel Drive
City
28
MPG
Combined
32
MPG
Highway
37
MPG
Annual Fuel Cost
$1,350
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$800
saved per year
Class Comparison — Midsize Cars
Top 31%
Better than 69 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 32 MPG
This vehicle
32 MPG
Class average
35 MPG
Class lowest
13 MPG
EPA Energy & Environment Scores
7
Energy Score
Out of 10
7
GHG Score
Out of 10
281 lbs
Annual CO₂
g/mile tailpipe CO₂
No
Start-Stop
Not equipped
Vehicle Specifications
Engine2.0L 4-cyl
TransmissionAutomatic (S6)
DriveFront-Wheel Drive
Fuel TypeRegular Gasoline
Vehicle ClassMidsize Cars
Start-StopNo
EPA Vehicle ID38680

The 2018 Hyundai Elantra 2.0L gets 32 MPG combined, a perfectly acceptable number for its target buyer. This isn’t a hybrid trying to be an economy car. It’s a straightforward, no-frills sedan designed for value and reliability, and the fuel economy reflects that honest approach. Buyers aren’t cross-shopping with Prius Primes; they’re looking for dependable transportation that won’t break the bank, including at the gas pump.

City and highway performance

The Elantra’s split of 28 MPG in the city and 37 MPG on the highway is where the story gets a little more nuanced. The 2.0L engine, paired with the six-speed automatic, is clearly optimized for steady-state cruising. The highway figure is genuinely impressive for a non-hybrid in this segment, making it a solid choice for commuters who spend a significant portion of their drive on the open road. However, the city MPG is more average. Stop-and-go traffic, common in urban environments, will noticeably impact fuel consumption. The engine needs to work harder to accelerate from a standstill, and the traditional automatic, while smooth, isn’t as efficient as a CVT or hybrid system in these conditions.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2018 Hyundai Elantra 2.0L at $1,350. This figure is based on driving 15,000 miles per year and using national average fuel prices. It’s a helpful benchmark for comparing running costs against other vehicles. It’s important to remember that this is just an estimate. Your actual fuel costs may vary depending on your driving habits, the type of fuel you use, and the price of gasoline in your area.

Real-world expectations

While the EPA figures provide a good baseline, real-world fuel economy often deviates. Expect to see numbers slightly above or below the official ratings, depending on your individual driving style and conditions. Aggressive acceleration, frequent braking, and consistently high speeds will all negatively impact your MPG. On the other hand, smooth, consistent driving at moderate speeds will help you get closer to, or even exceed, the EPA estimates. Terrain also plays a role; hilly areas will generally lead to lower fuel economy than flat roads. Consider tracking your fuel consumption over time to get a more accurate picture of what you can expect in your specific driving situation.

How it compares

A key strength in the Elantra’s competitive set is fuel economy, but it isn’t a runaway leader. The Honda Civic, a perennial benchmark in the compact segment, achieves an EPA-estimated 33 MPG combined with its 2.0L engine and CVT. While the Civic boasts a smoother engine and arguably better ride, its MPG advantage isn’t immense. The Toyota Corolla offers a similar story, with certain trims (like the LE Eco) exceeding the Elantra’s highway MPG but landing roughly comparable combined figures. The Nissan Sentra, generally regarded as a less engaging vehicle to drive, offers similar fuel economy numbers to the Elantra. Ultimately, the Hyundai’s fuel economy isn’t groundbreaking, but keeps running costs competitive with rivals for those who ultimately value all Hyundai fuel economy data, and the ELANTRA MPG across all years.

Tips to maximize efficiency

One of the simplest ways to improve your Elantra’s fuel economy is to drive smoothly. Avoid rapid acceleration and hard braking. Anticipate traffic flow and maintain a steady speed whenever possible. Smooth inputs minimize the engine’s workload and reduce fuel consumption.

Tire pressure is often overlooked, but it has a direct impact on fuel efficiency. Check your tire pressure regularly and ensure it’s inflated to the recommended level, which can be found on a sticker inside the driver’s side doorjamb. Under-inflated tires create more rolling resistance, forcing the engine to work harder and burn more fuel.

Minimize your use of accessories like air conditioning, especially during short trips. Air conditioning places a significant load on the engine, reducing fuel economy. When possible, use the ventilation system or roll down the windows instead. On the highway, using the A/C is generally more efficient than opening the windows due to aerodynamic drag.

Regular maintenance is important for optimal fuel economy. Keep your engine properly tuned, change the air filter regularly, and use the recommended motor oil. A well-maintained engine runs more efficiently, saving you money at the pump. Consider a fuel system cleaning service every few years to remove deposits that can impede fuel flow and reduce efficiency.