2018 Jeep Grand Cherokee EPA Fuel Economy Summary

The 2018 Jeep Grand Cherokee delivers an EPA-certified 13–25 MPG combined (11–22 city / 17–30 highway depending on engine and drivetrain) across 7 configurations. Estimated annual fuel costs range from $2,950 to $5,850.

Combined MPG
13–25 MPG
55% city / 45% highway weighted
City MPG
11–22 MPG
Stop-and-go urban cycle
Highway MPG
17–30 MPG
Sustained open-highway test
Annual Fuel Cost
$2,950–5,850
EPA estimate @ 15,000 miles/yr

Official EPA Fuel Economy Ratings by Configuration (7 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)
Grand Cherokee 2WD Diesel 3L Turbo-Diesel Rear-Wheel Drive Automatic 8-spd 22 MPG 30 MPG 25 MPG $3,200 —
Grand Cherokee 4WD Diesel 3L Turbo-Diesel All-Wheel Drive Automatic 8-spd 21 MPG 28 MPG 24 MPG $3,300 —
Grand Cherokee 2WD Regular 3.6L 6-Cyl Gas Rear-Wheel Drive Automatic 8-spd 19 MPG 26 MPG 21 MPG $2,950 —
Grand Cherokee 4WD Regular 3.6L 6-Cyl Gas All-Wheel Drive Automatic 8-spd 18 MPG 25 MPG 21 MPG $2,950 —
Grand Cherokee 4WD Midgrade 5.7L 8-Cyl Gas All-Wheel Drive Automatic 8-spd 14 MPG 22 MPG 17 MPG $4,150 —
Grand Cherokee SRT 4WD Premium 6.4L 8-Cyl Gas All-Wheel Drive Automatic 8-spd 13 MPG 19 MPG 15 MPG $5,050 —
Grand Cherokee TrackHawk 4WD Premium 6.2L 8-Cyl Gas All-Wheel Drive Automatic 8-spd 11 MPG 17 MPG 13 MPG $5,850 —
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

$3.50–$6.73

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

600–1154 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 Jeep Grand Cherokee

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.