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Combined MPG
15–20 MPG
55% city / 45% highway weighted
City Driving Rating
14–18 MPG
Stop-and-go urban cycle
Highway Driving Rating
18–23 MPG
Sustained open-highway test
Annual Fuel Cost
$3,600–5,050
EPA estimate @ 15,000 miles/yr
Laboratory Fuel Economy Certification

Executive Efficiency Findings

The 2018 Mercedes-Benz GLE delivers an EPA-certified 15–20 MPG combined across 9 configurations. Estimated annual fuel costs range from $3,600 to $5,050.

EPA Testing Standards: Ratings derived from official dynamometer laboratory tests under 40 CFR Part 600. Real-world fuel economy varies based on driving style, ambient temperature, cargo payload, and terrain.
Certified Powertrain Attributes
  • • Certified Configurations: 9 trim and powertrain permutation(s).
  • • Combined Rating Range: 15–20 MPG.
  • • PHEV Electric Range: Up to 10 miles (43 MPGe).
  • • Annual Energy Cost: $3,600–5,050 (15k mi/yr).
Electrification Analysis

2018 Mercedes-Benz GLE Powertrain & Efficiency Comparison

Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants

GASOLINE 8 TRIMS

Standard Gasoline

15–20 MPG

Annual Fuel Cost: $3,800–$5,050.

EPA Certified
PLUG-IN 1 TRIMS

Plug-In Hybrid (PHEV)

10 mi EV • 43 MPGe

Gasoline Combined: 21 MPG • Annual Cost: $3,600.

Dual Fuel / Battery
Certified Ratings Matrix

Official EPA Fuel Economy Ratings by Configuration (9)

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

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined EV Range Annual Fuel Cost CO2 (g/mi)
GLE550e 4matic Premium and Electricity 3L Plug-in Hybrid 4-Wheel Drive Automatic 7-spd 38 MPGe (20 MPG) 50 MPGe (23 MPG) 43 MPGe (21 MPG) 10 mi $3,600 —
GLE350 Premium 3.5L 6-Cyl Gas Rear-Wheel Drive Automatic 7-spd 18 MPG 23 MPG 20 MPG — $3,800 —
AMG GLE43 4matic Premium 3L 6-Cyl Gas 4-Wheel Drive Automatic 9-spd 17 MPG 23 MPG 19 MPG — $4,000 —
AMG GLE43 4matic Coupe Premium 3L 6-Cyl Gas 4-Wheel Drive Automatic 9-spd 17 MPG 22 MPG 19 MPG — $4,000 —
GLE350 4matic Premium 3.5L 6-Cyl Gas 4-Wheel Drive Automatic 7-spd 18 MPG 22 MPG 19 MPG — $4,000 —
GLE350 4matic Premium or E85 3.5L 6-Cyl Gas 4-Wheel Drive Automatic 7-spd 18 MPG 22 MPG 19 MPG — $4,000 —
AMG GLE63 S Premium 5.5L 8-Cyl Gas 4-Wheel Drive Automatic 7-spd 14 MPG 18 MPG 15 MPG — $5,050 —
AMG GLE63 Premium 5.5L 8-Cyl Gas 4-Wheel Drive Automatic 7-spd 14 MPG 18 MPG 15 MPG — $5,050 —
AMG GLE63 S Coupe Premium 5.5L 8-Cyl Gas 4-Wheel Drive Automatic 7-spd 14 MPG 18 MPG 15 MPG — $5,050 —
Operating Cost Economics

Standardized Energy Cost & Consumption Benchmarks

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

ENERGY UNIT 25 MI

Fuel Cost per 25 Miles

$4.38–$5.83

Based on $3.50 per gallon regular gasoline

ANNUAL TOTAL 15K MI

Annual Fuel Consumption

750–1000 Gal

Estimated annual energy units needed for 15,000 miles

5-YEAR VALUE SAVINGS

5-Year Fuel Cost vs Avg Vehicle

EPA Benchmark

Compared to the average new vehicle over 5 years

Search Intelligence

Quick Answers: EPA Fuel Economy, Electric Range & Energy Costs for the 2018 Mercedes-Benz GLE

Direct, deterministic answers synthesized from verified United States government databases for the 2018 Mercedes-Benz GLE

What gas mileage (MPG) does the 2018 Mercedes-Benz GLE get?

The 2018 Mercedes-Benz GLE achieves an EPA-certified rating of 15 to 20 MPG combined across 9 certified configuration(s).

City ratings range from 14 to 20 MPG, and highway ratings range from 15 to 23 MPG.

Source: EPA FuelEconomy.gov (40 CFR Part 600)

What is the plug-in hybrid electric range of the 2018 Mercedes-Benz GLE?

The 2018 Mercedes-Benz GLE plug-in hybrid (PHEV) delivers up to 0 miles of all-electric driving range before transitioning to hybrid gasoline operation.

In electric mode, efficiency is rated at 21 MPGe, switching to 0 MPG combined on gasoline.

Source: EPA FuelEconomy.gov Certified Ratings

What is the estimated annual fuel or energy cost for the 2018 Mercedes-Benz GLE?

Using AutoUtility's standardized operating cost model, estimated annual fueling and energy costs range between $3,600 and $5,050 for the 2018 Mercedes-Benz GLE.

Calculated under AutoUtility's standardized methodology (15,000 miles per year, 55% city / 45% highway driving, $3.50/gallon regular gasoline, $0.16/kWh electricity) using official EPA dynamometer consumption ratings.

Source: AutoUtility Operating Cost Model (EPA-Certified Baseline)
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 under 40 CFR Part 600.

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