2025 Mercedes-Benz G-Class EPA Fuel Economy Summary

The 2025 Mercedes-Benz G-Class delivers an EPA-certified 15–18 MPG combined (14–17 city / 16–19 highway depending on engine and drivetrain) across 3 configurations. Estimated annual fuel costs range from $1,200 to $5,050.

Combined MPG
15–18 MPG
55% city / 45% highway weighted
City MPG
14–17 MPG
Stop-and-go urban cycle
Highway MPG
16–19 MPG
Sustained open-highway test
Annual Fuel Cost
$1,200–5,050
EPA estimate @ 15,000 miles/yr

2025 Mercedes-Benz G-Class Powertrain & Efficiency Comparison

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

Gas-Electric Hybrid

Hybrid (HEV) Trims

15–18 MPG Combined

Annual Fuel Cost: $4,200–$5,050

All-Electric

Battery Electric (BEV)

239–239 mi Range • 62 MPGe

Annual Energy Cost: $1,200–$5,050 (1 configuration)

Official EPA Fuel Economy Ratings by Configuration (3 Variants)

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)
G 580 with EQ Technology Electricity Electric (BEV) 4-Wheel Drive Automatic (A2) 68 MPGe 56 MPGe 62 MPGe 239 mi $1,200
G550 Premium 3L Hybrid 4-Wheel Drive Automatic 9-spd 17 MPG 19 MPG 18 MPG $4,200
AMG G63 Premium 4L Hybrid 4-Wheel Drive Automatic 9-spd 14 MPG 16 MPG 15 MPG $5,050
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

$4.86–$5.83

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

833–1000 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

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.