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Mercedes-Benz E-Class reliability, MPG and running costs

Figures updated

The Mercedes-Benz E-Class is a executive car; the latest version we cover is the W214 (2023–). In 2024 MOT tests it scored 133 for reliability (100 is average), ranking 102 of 442, and 22.5% failed first time against a UK average of 28.5%. Its most common MOT failure is tread depth (2.7% of tests). Boot space is 540 litres.

Mercedes-Benz E-Class key specs (W214 (2023–), 4-door saloon)

Mercedes-Benz E-Class, W214 (2023–)
Photo: Calreyn88, CC BY-SA 4.0 (licence)

Price new

£57,170 to £88,520

Boot

540 litres

Seats

5

Size (L × W × H)

4,949 × 1,904 × 1,468mm

Power

197–313 PS

0–62mph

6.4–7.6 sec

Euro NCAP

5 stars (2024)

2023 on models; figures vary by version. Prices from the June 2026 price list. Sources: mercedes-benz.co.uk, en.wikipedia.org, euroncap.com, mercedes-benz-media.co.uk.

133Well above average

Ranked 102 of 442 cars in the 2024 MOT Reliability League, and 8 of 16 executive cars

In 2024, 230,974 Mercedes-Benz E-Classes aged 3 to 20 had an MOT and 22.5% failed first time (UK average 28.5%). Taking age and mileage into account, the Mercedes-Benz E-Class is 25% less likely to fail than the average car of the same age and mileage. At the first MOT, at three years old, 13.3% failed (UK 12.7%).

First-time fail rate

22.5%

UK 28.5%

Fail rate at 3 years

13.3%

UK 12.7%

Average miles a year

10,600

Typical age at test: 9 years

Mercedes-Benz E-Class MOT failure rate by age

0%10%20%30%40%50%36912151820UK average 43%E-Class 35%

Most common Mercedes-Benz E-Class MOT faults

  1. Tread depth: tread depth below requirements of 1.6mm2.7% of tests
  2. Ball joint: ball joint excessively worn2.6% of tests
  3. Condition: has ply or cords exposed2.3% of tests
  4. Malfunction indicator lamp: inoperative or indicates a malfunction2.1% of tests
  5. Coil spring: fractured or broken1.9% of tests
  6. Condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.7% of tests

What the Mercedes-Benz E-Class fails on

AreaTests failingvs similar cars
Tyres8.6%▲ 1.2× as often
Suspension7.1%▼ 24% less often
Brakes5.5%▼ 23% less often
Lights and electrics3.9%▼ 66% less often
Exhaust and emissions2.6%▼ 22% less often
Visibility1.7%▼ 65% less often
Wheels1.3%▲ 2.9× as often
Body and structure0.7%▼ 79% less often
Seat belts and airbags0.6%▼ 40% less often
Steering0.5%▼ 75% less often

How big is the Mercedes-Benz E-Class's boot?

The W214 (2023–) Mercedes-Benz E-Class has 540 litres of boot space with the rear seats up, according to the manufacturer. That's the biggest of the 8 executive cars we compare.

What MPG does the Mercedes-Benz E-Class do?

Official economy for the Mercedes-Benz E-Class ranges from 19.5 to 72.4mpg across the 993 versions listed by the Vehicle Certification Agency (2004–2025). A typical petrol version manages 33.2mpg and a typical diesel 48.7mpg. Expect 10–15% less in real-world driving.

Work out a journey's fuel cost

How much is road tax on a Mercedes-Benz E-Class?

Any Mercedes-Benz E-Class first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). Versions with a list price over £40,000 pay an extra £440 a year in years two to six; every current version is over that. A Mercedes-Benz E-Class registered between March 2001 and March 2017 is taxed on its CO2: £20 to £790 a year.

Work out tax for a specific car

Mercedes-Benz E-Class specs and running costs

Official figures for 993 versions sold in the UK between 2004 and 2025.

Fuel types

Diesel, Hybrid, Petrol, Plug-in hybrid

Official economy

19.5–72.4 mpg

CO2

11–345 g/km

Power

184–612 PS

VersionFuelEconomyCO2Car taxCompany car tax
E-Class Estate E 220 d197 PS · A9 · listed 2025Diesel57.7 mpg129g£20035%
E-Class Saloon E 220 d197 PS · A9 · listed 2025Diesel60.1 mpg123g£20034%
E-Class Estate E 450 d 4MATIC367 PS · A9 · listed 2025Diesel46.3 mpg161g£20037%
E-Class Saloon E 450 d 4MATIC367 PS · A9 · listed 2025Diesel47.9 mpg154g£20037%
E-Class Estate E 200204 PS · A9 · listed 2025Petrol42.2 mpg153g£20036%
E-Class Saloon E 200204 PS · A9 · listed 2025Petrol44.1 mpg145g£20035%
E-Class Estate E 300 de313 PS · A9 · listed 2025Plug-in hybrid565 mpg12g£20010%
E-Class Estate E 300 e313 PS · A9 · listed 2025Plug-in hybrid470.8 mpg13g£20010%
E-Class Saloon E 300 de313 PS · A9 · listed 2025Plug-in hybrid706.3 mpg11g£20010%
E-Class Saloon E 300 e313 PS · A9 · listed 2025Plug-in hybrid565 mpg12g£2007%
E-Class Estate AMG E 53 HYBRID 4MATIC+449 PS · A9 · listed 2025Plug-in hybrid313.9 mpg21g£20010%
E-Class Saloon AMG E 53 HYBRID 4MATIC+449 PS · A9 · listed 2025Plug-in hybrid353.1 mpg19g£20010%
E-Class Estate Mercedes-AMG E 53 HYBRID 4MATIC+330 PS · A9 · listed 2024Plug-in hybrid256.8 mpg24g£20010%
E-Class Saloon Mercedes-AMG E 53 HYBRID 4MATIC+330 PS · A9 · listed 2024Plug-in hybrid282.5 mpg23g£20010%
E-Class Coupe E 220 d194 PS · A9 · listed 2023Diesel53.3 mpg139g£20033%

Economy and CO2 are official WLTP figures. Car tax is the yearly rate at current rates for a car first registered in the year listed, before any expensive car supplement. Company car tax is the 2026/27 benefit-in-kind rate. Showing the 15 most recent of 993 versions.

What a Mercedes-Benz E-Class costs to fuel

  • petrol, typical official 33.2mpg…
  • diesel, typical official 48.7mpg…

Official figures are usually 10–15% better than real-world driving.

Work out a journey in a Mercedes-Benz E-Class

Previous Mercedes-Benz E-Class generations

Mercedes-Benz E-Class W213 (2016–2023, 4-door saloon)

Euro NCAP 5 stars (2016)

16.1% of Mercedes-Benz E-Classes built 2016–2021 failed their 2024 MOT first time (all cars that age: 18.9%).

Buying a used Mercedes-Benz E-Class?

Check the MOT history of the exact car: every result, advisory and mileage reading, free.

Compare the Mercedes-Benz E-Class with other executive cars

Reliability, economy, car tax and running costs side by side.

Other Mercedes-Benz models

Frequently asked questions

›Is the Mercedes-Benz E-Class reliable?

Its MOT record is better than average: the Mercedes-Benz E-Class is 25% less likely to fail than the average car of the same age and mileage, with a reliability score of 133 in our 2024 league (100 is average).

›What are common problems with the Mercedes-Benz E-Class?

The most common MOT fault is “Tread depth: tread depth below requirements of 1.6mm”, found in 2.7% of tests. It fails on wheels more often than similar cars.

›How big is the Mercedes-Benz E-Class's boot?

The W214 (2023–) Mercedes-Benz E-Class has 540 litres of boot space with the rear seats up, according to the manufacturer. That's the biggest of the 8 executive cars we compare.

›What MPG does the Mercedes-Benz E-Class do?

Official economy for the Mercedes-Benz E-Class ranges from 19.5 to 72.4mpg across the 993 versions listed by the Vehicle Certification Agency (2004–2025). A typical petrol version manages 33.2mpg and a typical diesel 48.7mpg. Expect 10–15% less in real-world driving.

›How much is road tax on a Mercedes-Benz E-Class?

Any Mercedes-Benz E-Class first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates). Versions with a list price over £40,000 pay an extra £440 a year in years two to six; every current version is over that. A Mercedes-Benz E-Class registered between March 2001 and March 2017 is taxed on its CO2: £20 to £790 a year.

›How many Mercedes-Benz E-Classes fail their MOT?

22.5% of Mercedes-Benz E-Classes aged 3 to 20 failed their MOT first time in 2024, and 13.3% failed at their first MOT.

Sources: DVSA anonymised MOT tests 2024, all versions of the Mercedes-Benz E-Class combined (Open Government Licence v3.0); official economy and CO2 from Vehicle Certification Agency data, © Crown copyright. VCA cannot accept liability for its accuracy. How we calculate the league.