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Combined MPG
21–28 MPG
55% city / 45% highway weighted
City Driving Rating
19–25 MPG
Stop-and-go urban cycle
Highway Driving Rating
25–33 MPG
Sustained open-highway test
Annual Fuel Cost
$2,700–3,600
EPA estimate @ 15,000 miles/yr
Laboratory Fuel Economy Certification

Executive Efficiency Findings

The 2026 Mercedes-Benz E-Class delivers an EPA-certified 21–28 MPG combined across 14 configurations. Estimated annual fuel costs range from $2,700 to $3,600.

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: 14 trim and powertrain permutation(s).
  • • Combined Rating Range: 21–28 MPG.
  • • Hybrid Efficiency: Up to 28 MPG combined.
  • • PHEV Electric Range: Up to 44 miles (60 MPGe).
  • • Annual Energy Cost: $2,700–3,600 (15k mi/yr).
Electrification Analysis

2026 Mercedes-Benz E-Class Powertrain & Efficiency Comparison

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

HYBRID 12 TRIMS

Gas-Electric Hybrid (HEV)

21–28 MPG

Annual Fuel Cost: $2,700–$3,600 (saves vs gas).

Self-Charging Hybrid
PLUG-IN 2 TRIMS

Plug-In Hybrid (PHEV)

44 mi EV • 60 MPGe

Gasoline Combined: 24 MPG • Annual Cost: $3,150.

Dual Fuel / Battery
Certified Ratings Matrix

Official EPA Fuel Economy Ratings by Configuration (14)

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)
E350 Premium 2L Hybrid Rear-Wheel Drive Automatic 9-spd 25 MPG 33 MPG 28 MPG — $2,700 —
CLE300 4matic (Coupe) Premium 2L Hybrid All-Wheel Drive Automatic 9-spd 24 MPG 33 MPG 27 MPG — $2,800 —
E350 4matic Premium 2L Hybrid All-Wheel Drive Automatic 9-spd 24 MPG 33 MPG 27 MPG — $2,800 —
CLE300 4matic (Convertible) Premium 2L Hybrid All-Wheel Drive Automatic 9-spd 23 MPG 32 MPG 26 MPG — $2,900 —
CLE450 4matic (Convertible) Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 23 MPG 32 MPG 26 MPG — $2,900 —
CLE450 4matic (Coupe) Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 23 MPG 33 MPG 26 MPG — $2,900 —
E450 4matic Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 22 MPG 31 MPG 25 MPG — $3,050 —
E450 4matic All-Terrain (wagon) Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 22 MPG 31 MPG 25 MPG — $3,050 —
AMG E53 Hybrid 4matic Plus Premium and Electricity 3L Plug-in Hybrid All-Wheel Drive Automatic 9-spd 55 MPGe (22 MPG) 68 MPGe (27 MPG) 60 MPGe (24 MPG) 44 mi $3,150 —
GLE350 Premium 2L Hybrid Rear-Wheel Drive Automatic 9-spd 21 MPG 28 MPG 23 MPG — $3,300 —
AMG E53 Hybrid 4matic Plus (station wagon) Premium and Electricity 3L Plug-in Hybrid All-Wheel Drive Automatic 9-spd 52 MPGe (21 MPG) 64 MPGe (25 MPG) 56 MPGe (22 MPG) 41 mi $3,450 —
GLE350 4matic Premium 2L Hybrid All-Wheel Drive Automatic 9-spd 19 MPG 26 MPG 22 MPG — $3,450 —
GLE450 4matic Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 19 MPG 25 MPG 21 MPG — $3,600 —
GLE450 4matic (coupe) Premium 3L Hybrid All-Wheel Drive Automatic 9-spd 19 MPG 25 MPG 21 MPG — $3,600 —
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

$3.13–$4.17

Based on $3.50 per gallon regular gasoline

ANNUAL TOTAL 15K MI

Annual Fuel Consumption

536–714 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 2026 Mercedes-Benz E-Class

Direct, deterministic answers synthesized from verified United States government databases for the 2026 Mercedes-Benz E-Class

What gas mileage (MPG) does the 2026 Mercedes-Benz E-Class get?

The 2026 Mercedes-Benz E-Class achieves an EPA-certified rating of 21 to 28 MPG combined across 14 certified configuration(s).

City ratings range from 19 to 28 MPG, and highway ratings range from 21 to 33 MPG.

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

What is the plug-in hybrid electric range of the 2026 Mercedes-Benz E-Class?

The 2026 Mercedes-Benz E-Class 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 24 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 2026 Mercedes-Benz E-Class?

Using AutoUtility's standardized operating cost model, estimated annual fueling and energy costs range between $2,700 and $3,600 for the 2026 Mercedes-Benz E-Class.

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.