2014 Mercedes-Benz E400 Hybrid MPG and Fuel Economy
On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2014 Mercedes-Benz E400 Hybrid.
The 2014 Mercedes-Benz E400 Hybrid has a 126V Li-Ion electric motor which is charged via standard charger.
All MPG estimates are "MPG equivalent". This is a conversion of electric energy consumption to a gasoline equivalent.
Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2014 Mercedes-Benz E400 Hybrid is, we have the information you need.
🛣 How Many Miles per Gallon (MPG) Does a 2014 Mercedes-Benz E400 Hybrid Get?
First off, the most commonly asked question. A 2014 Mercedes-Benz E400 Hybrid gets up to 24 miles per gallon in the city, and 30 miles per gallon on the highway.
The combined average MPG for the 2014 Mercedes-Benz E400 Hybrid is 26 miles per gallon.
💵 What is the Average Yearly Fuel Cost for a 2014 Mercedes-Benz E400 Hybrid?
The estimated fuel costs for the 2014 Mercedes-Benz E400 Hybrid is $2,850 per year.
That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
If you were to compare a 2014 Mercedes-Benz E400 Hybrid to an average vehicle over 5 years, you will spend $2,750 more on fuel.
🛢 How Many Barrels of Petroleum Does a 2014 Mercedes-Benz E400 Hybrid Consume?
The 2014 Mercedes-Benz E400 Hybrid will consume roughly 11 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.
💨 How Many Grams of CO2 Does a 2014 Mercedes-Benz E400 Hybrid Emit?
For every mile driven, the 2014 Mercedes-Benz E400 Hybrid will emit 336 grams of CO2, which is about 5,040,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 172 trees would be needed to offset emissions from the 2014 Mercedes-Benz E400 Hybrid.
Overview
The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2014 Mercedes-Benz E400 Hybrid.
| City MPG | 24 |
|---|---|
| Highway MPG | 30 |
| Combined MPG | 26 |
| Save/Spend vs Average Car | Spend $2,750 |
| Fuel Cost | $2,850 |
| Fuel Type 1 | Premium |
| Electric Motor | 126V Li-Ion |
| ATV Type | Hybrid |
| Barrels of Petroleum | 11 |
| Grams of CO2 | 5,040,000 |
| Trees Needed to Offset | 240 |
| Drive | Rear-Wheel Drive |
| Cylinders | 6 |
| Displacement | 3.5 |
| Transmission | Automatic 7-spd |
| Vehicle Class | Midsize Cars |
| Start/Stop? | Yes |
| Supercharged? | No |
| Turbocharged? | No |
Related Mercedes-Benz Models from 2014
If you're interested in other Mercedes-Benz models from 2014, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.
| Model | Combined MPG |
|---|---|
| B-Class Electric Drive | 84 |
| C250 | 25 |
| C250 Coupe | 25 |
| C300 4matic | 22 |
| C300 4matic | 22 |
| C300 4matic | 22 |
| C350 | 23 |
| C350 | 23 |
| C350 | 23 |
| C350 4matic Coupe | 22 |
| C350 Coupe | 23 |
| C63 AMG | 15 |
| C63 AMG Coupe | 15 |
| CL550 4matic | 18 |
| CL600 | 14 |
| CL63 AMG | 18 |
| CL65 AMG | 14 |
| CLA250 | 30 |
| CLA250 4matic | 27 |
| CLA45 AMG 4matic | 26 |
Link To or Reference This Page
If you use this page in your research, please reference MPG Buddy as the source.
<a href="https://mpgbuddy.com/cars/mercedes-benz/e400-hybrid/2014">2014 Mercedes-Benz E400 Hybrid MPG and Fuel Economy</a>
"2014 Mercedes-Benz E400 Hybrid MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/mercedes-benz/e400-hybrid/2014.
"2014 Mercedes-Benz E400 Hybrid MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/mercedes-benz/e400-hybrid/2014. Accessed January 3, 2026.
2014 Mercedes-Benz E400 Hybrid MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/mercedes-benz/e400-hybrid/2014.