2018 Hyundai Elantra EPA Fuel Economy Summary

The 2018 Hyundai Elantra delivers an EPA-certified 25–35 MPG combined (22–32 city / 29–40 highway depending on engine and drivetrain) across 10 configurations. Estimated annual fuel costs range from $1,750 to $2,450.

Combined MPG
25–35 MPG
55% city / 45% highway weighted
City MPG
22–32 MPG
Stop-and-go urban cycle
Highway MPG
29–40 MPG
Sustained open-highway test
Annual Fuel Cost
$1,750–2,450
EPA estimate @ 15,000 miles/yr

Official EPA Fuel Economy Ratings by Configuration (10 Variants)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined Annual Fuel Cost CO2 (g/mi)
Elantra Regular 1.4L 4-Cyl Gas Front-Wheel Drive Automatic (AM7) 32 MPG 40 MPG 35 MPG $1,750 —
Elantra SE Regular 2L 4-Cyl Gas Front-Wheel Drive Automatic (S6) 29 MPG 38 MPG 33 MPG $1,850 —
Elantra Regular 2L 4-Cyl Gas Front-Wheel Drive Automatic (S6) 28 MPG 37 MPG 32 MPG $1,900 —
Elantra Regular 2L 4-Cyl Gas Front-Wheel Drive Manual 6-spd 26 MPG 36 MPG 29 MPG $2,100 —
Elantra Regular 1.6L 4-Cyl Gas Front-Wheel Drive Automatic (AM7) 26 MPG 33 MPG 29 MPG $2,100 —
Elantra GT Regular 1.6L 4-Cyl Gas Front-Wheel Drive Automatic (AM7) 26 MPG 32 MPG 28 MPG $2,200 —
Elantra GT Regular 2L 4-Cyl Gas Front-Wheel Drive Automatic (S6) 24 MPG 32 MPG 27 MPG $2,300 —
Elantra GT Regular 2L 4-Cyl Gas Front-Wheel Drive Manual 6-spd 23 MPG 31 MPG 26 MPG $2,350 —
Elantra GT Regular 1.6L 4-Cyl Gas Front-Wheel Drive Manual 6-spd 22 MPG 29 MPG 25 MPG $2,450 —
Elantra Regular 1.6L 4-Cyl Gas Front-Wheel Drive Manual 6-spd 22 MPG 30 MPG 25 MPG $2,450 —
EPA Test Methodology: Fuel economy estimates are determined by vehicle manufacturers in accordance with EPA regulations (40 CFR Part 600) and verified by EPA laboratories. Estimates assume 15,000 miles per year of driving (55% city, 45% highway) at prevailing fuel and electricity prices.

Deterministic Fuel Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

Fuel Cost per 25 Miles

$2.50–$3.50

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

429–600 Gallons

Estimated annual energy units needed for 15,000 miles

5-Year Fuel Cost vs Avg Vehicle

Official EPA Benchmark

Compared to the average new vehicle over 5 years

Related Official Reports for 2018 Hyundai Elantra

Cross-reference safety ratings, owner defect complaints, and recall campaigns

Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.