MERCEDES E 300 AMG LINE NGT ED PREM + A (2021)
Running costs, common problems, and reliability data based on 91 real MOT tests in 2024.
MOT Pass Rate
85%
Total Tests (2024)
91
Avg Mileage
28,174 mi
Est. Annual Cost
£1,922
Is the 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 3 years old, 85% of MERCEDES E 300 AMG LINE NGT ED PREM + As from 2021 passed their MOT first time in 2024. That's based on 91 tests across the UK. The average mileage at this age is 28,174 miles.
How does the 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A compare?
Mileage Analysis
The average 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A has 28,174 miles on the clock, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a MERCEDES E 300 AMG LINE NGT ED PREM + A?
The most reliable year is the 2020 model with a 91% MOT pass rate, while the 2021 model has the lowest at 85%. Consider a different year if reliability is a priority.
How much does a 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MERCEDES E 300 AMG LINE NGT ED PREM + A by Year
Checking a specific MERCEDES E 300 AMG LINE NGT ED PREM + A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A
The 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A is a family car with a 1991cc petrol engine. 91 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 93% of 2021 cars for MOT pass rates.
With an average of 28,174 miles at 3 years old, MERCEDES E 300 AMG LINE NGT ED PREM + A owners cover more miles than the average driver.
2021 MERCEDES E 300 AMG LINE NGT ED PREM + A Fuel Costs
The 1991cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A?
Total estimated annual running cost is £1,922 (£160/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. Note: with only 91 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 MERCEDES E 300 AMG LINE NGT ED PREM + A
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN GOLF (2019) 92% pass rate (+7%) from 89,653 tests
- NISSAN QASHQAI (2020) 93% pass rate (+8%) from 52,321 tests
- MINI COOPER (2019) 92% pass rate (+7%) from 52,140 tests
- HYUNDAI TUCSON (2019) 90% pass rate (+5%) from 42,920 tests